{"id":49847,"date":"2024-04-05T06:55:41","date_gmt":"2024-04-05T06:55:41","guid":{"rendered":"https:\/\/aspeagro.com\/?page_id=49847"},"modified":"2024-04-10T14:57:18","modified_gmt":"2024-04-10T14:57:18","slug":"nutrients-periodic-table","status":"publish","type":"page","link":"https:\/\/aspeagro.com\/fr\/nutrients-periodic-table\/","title":{"rendered":"Nutrients Periodic Table"},"content":{"rendered":"<div data-elementor-type=\"wp-page\" data-elementor-id=\"49847\" class=\"elementor elementor-49847\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-321dfbc8 e-flex e-con-boxed e-con e-parent\" data-id=\"321dfbc8\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6606726 elementor-widget elementor-widget-heading\" data-id=\"6606726\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">Tableau p\u00e9riodique des nutriments des cultures<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-742b9a34 elementor-widget elementor-widget-spacer\" data-id=\"742b9a34\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-43941f76 e-flex e-con-boxed e-con e-child\" data-id=\"43941f76\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4aea0520 elementor-widget elementor-widget-text-editor\" data-id=\"4aea0520\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>D\u00e9couvrez les 17 \u00e9l\u00e9ments nutritifs essentiels des plantes et leur r\u00f4le dans la sant\u00e9 v\u00e9g\u00e9tale.\nToutes les cultures doivent disposer d\u2019un apport suffisant de chacun de ces 17 nutriments pour\nobtenir des rendements optimaux.\nConform\u00e9ment \u00e0 la loi du minimum, si un ou plusieurs nutriments viennent \u00e0 manquer dans le\nsol, les rendements agricoles seront r\u00e9duits, m\u00eame si d\u2019autres \u00e9l\u00e9ments sont pr\u00e9sents en\nquantit\u00e9 suffisante.\nLes rendements peuvent \u00eatre limit\u00e9s par l\u2019\u00e9l\u00e9ment dont l\u2019apport est le plus faible. Il est donc\nimportant de bien comprendre quels sont les nutriments cl\u00e9s n\u00e9cessaires pour permettre \u00e0\nvotre culture de prosp\u00e9rer.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a4c544d elementor-widget elementor-widget-spacer\" data-id=\"a4c544d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-00e489b elementor-widget elementor-widget-heading\" data-id=\"00e489b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Cliquez sur les nutriments essentiels pour plus d\u2019informations<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-bf7cae8 e-flex e-con-boxed e-con e-parent\" data-id=\"bf7cae8\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-7e4b4ea e-con-full e-flex e-con e-child\" data-id=\"7e4b4ea\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-eb94819 elementor-align-start elementor-mobile-align-start elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"eb94819\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-square\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M400 32H48C21.5 32 0 53.5 0 80v352c0 26.5 21.5 48 48 48h352c26.5 0 48-21.5 48-48V80c0-26.5-21.5-48-48-48z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">MACRONUTRIMENTS<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-e47d5a4 e-con-full e-flex e-con e-child\" data-id=\"e47d5a4\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-282c0a8 elementor-align-start elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"282c0a8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-square\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M400 32H48C21.5 32 0 53.5 0 80v352c0 26.5 21.5 48 48 48h352c26.5 0 48-21.5 48-48V80c0-26.5-21.5-48-48-48z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Nutriments secondaires<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-d733a89 e-con-full e-flex e-con e-child\" data-id=\"d733a89\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-74f4d3e elementor-align-start elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"74f4d3e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-square\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M400 32H48C21.5 32 0 53.5 0 80v352c0 26.5 21.5 48 48 48h352c26.5 0 48-21.5 48-48V80c0-26.5-21.5-48-48-48z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">MICRONUTRIMENTS<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-82f3a56 e-con-full e-flex e-con e-child\" data-id=\"82f3a56\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c16b1b3 elementor-align-start elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"c16b1b3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-square\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M400 32H48C21.5 32 0 53.5 0 80v352c0 26.5 21.5 48 48 48h352c26.5 0 48-21.5 48-48V80c0-26.5-21.5-48-48-48z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">\u00c9l\u00e9ments non fertilisants<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-22fd2e57 e-con-full e-flex e-con e-parent\" data-id=\"22fd2e57\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t<div class=\"elementor-element elementor-element-2b0ac5c8 e-con-full e-flex e-con e-child\" data-id=\"2b0ac5c8\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5499e215 elementor-widget__width-auto classselector elementor-widget elementor-widget-image\" data-id=\"5499e215\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"01\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nitrogen-300x300.jpg\" class=\"elementor-animation-grow attachment-medium size-medium wp-image-49702\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nitrogen-300x300.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nitrogen-150x150.jpg 150w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nitrogen-200x200.jpg 200w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nitrogen.jpg 512w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-50a43c59 elementor-widget__width-auto classselector elementor-widget elementor-widget-image\" data-id=\"50a43c59\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"02\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosporus-300x300.jpg\" class=\"elementor-animation-grow attachment-medium size-medium wp-image-49704\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosporus-300x300.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosporus-150x150.jpg 150w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosporus-200x200.jpg 200w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosporus.jpg 512w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-496cb689 elementor-widget__width-auto classselector elementor-widget elementor-widget-image\" data-id=\"496cb689\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"03\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium-300x300.jpg\" class=\"elementor-animation-grow attachment-medium size-medium wp-image-49705\" alt=\"\" srcset=\"\" sizes=\"(max-width: 300px) 100vw, 300px\" data-srcset=\"\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-771bed0d e-con-full e-flex e-con e-child\" data-id=\"771bed0d\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7fd71b95 elementor-widget__width-auto classselector elementor-widget elementor-widget-image\" data-id=\"7fd71b95\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"04\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/magnesium-300x300.jpg\" class=\"elementor-animation-grow attachment-medium size-medium wp-image-49698\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/magnesium-300x300.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/magnesium-150x150.jpg 150w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/magnesium-200x200.jpg 200w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/magnesium.jpg 512w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7be586a5 elementor-widget__width-auto classselector elementor-widget elementor-widget-image\" data-id=\"7be586a5\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"05\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur-300x300.jpg\" class=\"elementor-animation-grow attachment-medium size-medium wp-image-49706\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur-300x300.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur-150x150.jpg 150w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur-200x200.jpg 200w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur.jpg 512w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-46b6cdad elementor-widget__width-auto classselector elementor-widget elementor-widget-image\" data-id=\"46b6cdad\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"06\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/calcium-300x300.jpg\" class=\"elementor-animation-grow attachment-medium size-medium wp-image-49691\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/calcium-300x300.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/calcium-150x150.jpg 150w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/calcium-200x200.jpg 200w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/calcium.jpg 512w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-5eaa735c e-con-full e-flex e-con e-child\" data-id=\"5eaa735c\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2e82d48 elementor-widget__width-auto classselector elementor-widget elementor-widget-image\" data-id=\"2e82d48\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"07\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/boron-2-300x300.jpg\" class=\"elementor-animation-grow attachment-medium size-medium wp-image-49690\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/boron-2-300x300.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/boron-2-150x150.jpg 150w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/boron-2-200x200.jpg 200w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/boron-2.jpg 512w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8e87879 elementor-widget__width-auto classselector elementor-widget elementor-widget-image\" data-id=\"8e87879\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"08\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/chlorine-300x300.jpg\" class=\"elementor-animation-grow attachment-medium size-medium wp-image-49693\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/chlorine-300x300.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/chlorine-150x150.jpg 150w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/chlorine-200x200.jpg 200w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/chlorine.jpg 512w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1e02dc92 elementor-widget__width-auto classselector elementor-widget elementor-widget-image\" data-id=\"1e02dc92\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"09\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/manganese-300x300.jpg\" class=\"elementor-animation-grow attachment-medium size-medium wp-image-49699\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/manganese-300x300.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/manganese-150x150.jpg 150w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/manganese-200x200.jpg 200w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/manganese.jpg 512w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-734e28f1 elementor-widget__width-auto classselector elementor-widget elementor-widget-image\" data-id=\"734e28f1\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"10\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/iron-300x300.jpg\" class=\"elementor-animation-grow attachment-medium size-medium wp-image-49697\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/iron-300x300.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/iron-150x150.jpg 150w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/iron-200x200.jpg 200w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/iron.jpg 513w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-11ff80b e-con-full e-flex e-con e-child\" data-id=\"11ff80b\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5d778312 elementor-widget__width-auto classselector elementor-widget elementor-widget-image\" data-id=\"5d778312\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"11\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nickel-300x300.jpg\" class=\"elementor-animation-grow attachment-medium size-medium wp-image-49701\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nickel-300x300.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nickel-150x150.jpg 150w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nickel-200x200.jpg 200w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nickel.jpg 512w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3e4894d2 elementor-widget__width-auto classselector elementor-widget elementor-widget-image\" data-id=\"3e4894d2\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"12\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/copper-300x300.jpg\" class=\"elementor-animation-grow attachment-medium size-medium wp-image-49695\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/copper-300x300.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/copper-150x150.jpg 150w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/copper-200x200.jpg 200w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/copper.jpg 512w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-37854a28 elementor-widget__width-auto classselector elementor-widget elementor-widget-image\" data-id=\"37854a28\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"13\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/Zinc-300x300.jpeg\" class=\"elementor-animation-grow attachment-medium size-medium wp-image-49885\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/Zinc-300x300.jpeg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/Zinc-150x150.jpeg 150w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/Zinc-200x200.jpeg 200w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/Zinc.jpeg 512w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6a869be1 elementor-widget__width-auto classselector elementor-widget elementor-widget-image\" data-id=\"6a869be1\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"14\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/molybdenum-300x300.jpg\" class=\"elementor-animation-grow attachment-medium size-medium wp-image-49700\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/molybdenum-300x300.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/molybdenum-150x150.jpg 150w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/molybdenum-200x200.jpg 200w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/molybdenum.jpg 512w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-267ae033 e-con-full e-flex e-con e-child\" data-id=\"267ae033\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6602ccf7 elementor-widget__width-auto classselector elementor-widget elementor-widget-image\" data-id=\"6602ccf7\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"15\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/hydrogen-300x300.jpg\" class=\"elementor-animation-grow attachment-medium size-medium wp-image-49696\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/hydrogen-300x300.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/hydrogen-150x150.jpg 150w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/hydrogen-200x200.jpg 200w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/hydrogen.jpg 512w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7b1d17e7 elementor-widget__width-auto classselector elementor-widget elementor-widget-image\" data-id=\"7b1d17e7\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"16\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/oxygen-300x300.jpg\" class=\"elementor-animation-grow attachment-medium size-medium wp-image-49703\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/oxygen-300x300.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/oxygen-150x150.jpg 150w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/oxygen-200x200.jpg 200w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/oxygen.jpg 512w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-354b084f elementor-widget__width-auto classselector elementor-widget elementor-widget-image\" data-id=\"354b084f\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"17\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/carbon-300x300.jpg\" class=\"elementor-animation-grow attachment-medium size-medium wp-image-49692\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/carbon-300x300.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/carbon-150x150.jpg 150w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/carbon-200x200.jpg 200w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/carbon.jpg 512w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-5a46c1bc classdata e-flex e-con-boxed e-con e-parent\" data-id=\"5a46c1bc\" data-element_type=\"container\" data-e-type=\"container\" id=\"data01\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7a2aa557 elementor-tabs-alignment-center elementor-tabs-view-horizontal elementor-widget elementor-widget-tabs\" data-id=\"7a2aa557\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"tabs.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-tabs\">\n\t\t\t<div class=\"elementor-tabs-wrapper\" role=\"tablist\" >\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-2041\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"true\" data-tab=\"1\" role=\"tab\" tabindex=\"0\" aria-controls=\"elementor-tab-content-2041\" aria-expanded=\"false\">VITE<\/div>\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-2042\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"false\" data-tab=\"2\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-2042\" aria-expanded=\"false\">APPROFONDISSEZ<\/div>\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-2043\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"false\" data-tab=\"3\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-2043\" aria-expanded=\"false\">CARENCE<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t<div class=\"elementor-tabs-content-wrapper\" role=\"tablist\" aria-orientation=\"vertical\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"true\" data-tab=\"1\" role=\"tab\" tabindex=\"0\" aria-controls=\"elementor-tab-content-2041\" aria-expanded=\"false\">VITE<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-2041\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-2041\" tabindex=\"0\" hidden=\"false\"><h2><span style=\"color: #9fcf20;\">N<\/span> AZOTE<\/h2><p>L\u2019azote (N) est essentiel \u00e0 la croissance des plantes et fait partie de chaque cellule vivante. Il\njoue de nombreux r\u00f4les dans les v\u00e9g\u00e9taux et est indispensable \u00e0 la synth\u00e8se de la chlorophylle.\nLes plantes absorbent la majeure partie de leur azote sous forme d\u2019ion ammonium (NH4\u207a) ou\nnitrate (NO3\u207b). Une absorption directe de l\u2019ur\u00e9e peut \u00e9galement avoir lieu par les feuilles, et de\npetites quantit\u00e9s d\u2019azote proviennent de mati\u00e8res telles que les acides amin\u00e9s solubles dans\nl\u2019eau.<sub>4<\/sub><sup>+<\/sup>) or nitrate (NO<sub>3<\/sub><sup>&#8211;<\/sup>) ion. Some direct absorption of urea can occur through the leaves, and small amounts of N are obtained from materials such as water-soluble amino acids.<\/p><p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-50003 size-full\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nutrient-facts-N_1e449cf9.jpg\" alt=\"\" width=\"475\" height=\"650\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nutrient-facts-N_1e449cf9.jpg 475w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nutrient-facts-N_1e449cf9-219x300.jpg 219w\" sizes=\"(max-width: 475px) 100vw, 475px\" \/><\/p><p>\u00a0<\/p><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"false\" data-tab=\"2\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-2042\" aria-expanded=\"false\">APPROFONDISSEZ<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-2042\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"2\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-2042\" tabindex=\"0\" hidden=\"hidden\"><p>L\u2019azote entoure toutes les plantes dans notre atmosph\u00e8re. En fait, chaque acre de la surface\nterrestre est recouvert de milliers de livres de ce nutriment essentiel, mais comme l\u2019azote\ngazeux atmosph\u00e9rique se pr\u00e9sente sous forme de mol\u00e9cules d\u2019azote inerte (N\u2082), cet azote n\u2019est\npas directement disponible pour les plantes qui en ont besoin pour cro\u00eetre, se d\u00e9velopper et se\nreproduire. Malgr\u00e9 son statut d\u2019un des \u00e9l\u00e9ments les plus abondants sur Terre, une carence en\nazote est probablement le probl\u00e8me nutritionnel le plus courant affectant les plantes dans le\nmonde entier.<sub>2<\/sub>) molecules, this nitrogen isn\u2019t directly available to the plants that need it to grow, develop and reproduce. Despite its identity as one of the most abundant elements on Earth, deficient nitrogen is probably the most common nutritional problem affecting plants worldwide.<\/p><p>Les plantes en bonne sant\u00e9 contiennent souvent 3 \u00e0 4 % d\u2019azote dans leurs tissus a\u00e9riens. Ce\nsont des concentrations bien plus \u00e9lev\u00e9es que celles de tout autre nutriment, \u00e0 l\u2019exception du\ncarbone, de l\u2019hydrog\u00e8ne et de l\u2019oxyg\u00e8ne \u2014 nutriments qui ne concernent g\u00e9n\u00e9ralement pas la\ngestion de la fertilit\u00e9 des sols. L\u2019azote est un composant majeur de nombreux compos\u00e9s\nstructuraux, g\u00e9n\u00e9tiques et m\u00e9taboliques des cellules v\u00e9g\u00e9tales. C\u2019est un \u00e9l\u00e9ment cl\u00e9 de la\nchlorophylle, le compos\u00e9 gr\u00e2ce auquel les plantes utilisent l\u2019\u00e9nergie solaire pour produire des\nsucres \u00e0 partir de l\u2019eau et du dioxyde de carbone, autrement dit la photosynth\u00e8se.<\/p><p>L\u2019azote est \u00e9galement un composant majeur des acides amin\u00e9s, les briques de base des\nprot\u00e9ines. Certaines prot\u00e9ines jouent un r\u00f4le structurel dans les cellules v\u00e9g\u00e9tales, tandis que\nd\u2019autres agissent comme enzymes, rendant possibles de nombreuses r\u00e9actions biochimiques \u00e0\nla base de la vie. L\u2019azote entre aussi dans la composition des compos\u00e9s de transfert d\u2019\u00e9nergie,\ntels que l\u2019ATP (ad\u00e9nosine triphosphate), qui permet aux cellules de conserver et d\u2019utiliser\nl\u2019\u00e9nergie lib\u00e9r\u00e9e lors du m\u00e9tabolisme. Enfin, l\u2019azote est un composant essentiel des acides\nnucl\u00e9iques comme l\u2019ADN, le mat\u00e9riel g\u00e9n\u00e9tique qui permet aux cellules (et finalement aux\nplantes enti\u00e8res) de cro\u00eetre et de se reproduire. \u00c0 l\u2019exception de la photosynth\u00e8se, l\u2019azote joue\nles m\u00eames r\u00f4les chez les animaux \u00e9galement. Sans azote, il n\u2019y aurait pas de vie telle que nous\nla connaissons.<\/p><p>Un apport ad\u00e9quat en azote se traduit par une couleur vert fonc\u00e9 des feuilles, due \u00e0 la forte\nconcentration de chlorophylle. Une carence en azote provoque une chlorose (jaunissement) \ndes feuilles, li\u00e9e au d\u00e9clin de la chlorophylle. Ce jaunissement commence d\u2019abord sur les\nfeuilles les plus \u00e2g\u00e9es, puis s\u2019\u00e9tend aux plus jeunes au fur et \u00e0 mesure que la carence s\u2019aggrave.\nUne croissance ralentie et des plantes rabougries sont \u00e9galement des signes de carence en\nazote. Les c\u00e9r\u00e9ales et autres plantes de type gramin\u00e9e tallent moins lorsque l\u2019azote est en\nquantit\u00e9 insuffisante.<\/p><p class=\"cite\">Source : Soil Fertility Manual (2006), International Plant Nutrition Institute (IPNI) et Foundation for Agronomic Research (FAR)<\/p><p>\u00a0<\/p><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"false\" data-tab=\"3\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-2043\" aria-expanded=\"false\">CARENCE<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-2043\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"3\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-2043\" tabindex=\"0\" hidden=\"hidden\"><p>Les sympt\u00f4mes de carence peuvent varier selon les esp\u00e8ces cultiv\u00e9es, mais des similitudes\nexistent quant \u00e0 l\u2019impact de l\u2019insuffisance en nutriments sur la couleur et l\u2019aspect des tissus\nv\u00e9g\u00e9taux. Les carences en nutriments sont g\u00e9n\u00e9ralement associ\u00e9es \u00e0 l\u2019emplacement physique\nsur la plante (c\u2019est-\u00e0-dire, selon que les sympt\u00f4mes apparaissent principalement sur les tissus\nplus \u00e2g\u00e9s ou sur les tissus nouvellement form\u00e9s), mais ces sympt\u00f4mes peuvent s\u2019\u00e9tendre \u00e0\nmesure que la gravit\u00e9 de la carence progresse.<br \/>(i.e., whether the symptoms are primarily observed on older versus newly formed plant tissue), but these symptoms can spread as the severity of the deficiency progresses.<\/p><p>Toutes les photos sont fournies avec l\u2019aimable autorisation de l\u2019International Plant Nutrition\nInstitute (IPNI) et de sa collection d\u2019images sur les carences en nutriments des cultures. Les\nphotos ci-dessus ne repr\u00e9sentent qu\u2019un \u00e9chantillon d\u2019une collection plus vaste, qui offre un\naper\u00e7u complet de centaines de cas classiques de carences observ\u00e9s sur des parcelles\nexp\u00e9rimentales et des champs agricoles situ\u00e9s partout dans le monde. Pour acc\u00e9der \u00e0 la\ncollection compl\u00e8te, vous pouvez visiter le site web de l\u2019IPNI.\u00a0<a href=\"http:\/\/www.ipni.net\/ipniweb\/portal.nsf\/0\/270DC971BEDED1048525786B005CE58C\" target=\"_blank\" rel=\"noopener\">IPNI&#8217;s website<\/a>.<\/p><p>\n\t\t<style>\n\t\t\t#gallery-1 {\n\t\t\t\tmargin: auto;\n\t\t\t}\n\t\t\t#gallery-1 .gallery-item {\n\t\t\t\tfloat: left;\n\t\t\t\tmargin-top: 10px;\n\t\t\t\ttext-align: center;\n\t\t\t\twidth: 33%;\n\t\t\t}\n\t\t\t#gallery-1 img {\n\t\t\t\tborder: 2px solid #cfcfcf;\n\t\t\t}\n\t\t\t#gallery-1 .gallery-caption {\n\t\t\t\tmargin-left: 0;\n\t\t\t}\n\t\t\t\/* see gallery_shortcode() in wp-includes\/media.php *\/\n\t\t<\/style>\n\t\t<div id='gallery-1' class='gallery galleryid-49847 gallery-columns-3 gallery-size-medium'><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nitrogen_12.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nitrogen_12-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nitrogen_12-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nitrogen_12.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nitrogen_11.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nitrogen_11-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nitrogen_11-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nitrogen_11.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nitrogen_10.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nitrogen_10-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nitrogen_10-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nitrogen_10.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><br style=\"clear: both\" \/><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nitrogen_9.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nitrogen_9-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nitrogen_9-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nitrogen_9.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nitrogen_8.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nitrogen_8-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nitrogen_8-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nitrogen_8.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nitrogen_7.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nitrogen_7-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nitrogen_7-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nitrogen_7.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><br style=\"clear: both\" \/><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nitrogen_6.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nitrogen_6-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nitrogen_6-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nitrogen_6.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nitrogen_5.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nitrogen_5-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nitrogen_5-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nitrogen_5.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nitrogen_4.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nitrogen_4-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nitrogen_4-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nitrogen_4.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><br style=\"clear: both\" \/><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nitrogen_3.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nitrogen_3-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nitrogen_3-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nitrogen_3.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nitrogen_2.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nitrogen_2-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nitrogen_2-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nitrogen_2.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl>\n\t\t\t<br style='clear: both' \/>\n\t\t<\/div>\n<\/p><\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-aa84806 classdata e-flex e-con-boxed e-con e-parent\" data-id=\"aa84806\" data-element_type=\"container\" data-e-type=\"container\" id=\"data02\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7eca82a9 elementor-tabs-alignment-center elementor-tabs-view-horizontal elementor-widget elementor-widget-tabs\" data-id=\"7eca82a9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"tabs.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-tabs\">\n\t\t\t<div class=\"elementor-tabs-wrapper\" role=\"tablist\" >\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-2121\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"true\" data-tab=\"1\" role=\"tab\" tabindex=\"0\" aria-controls=\"elementor-tab-content-2121\" aria-expanded=\"false\">VITE <\/div>\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-2122\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"false\" data-tab=\"2\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-2122\" aria-expanded=\"false\">APPROFONDISSEZ<\/div>\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-2123\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"false\" data-tab=\"3\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-2123\" aria-expanded=\"false\">CARENCE<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t<div class=\"elementor-tabs-content-wrapper\" role=\"tablist\" aria-orientation=\"vertical\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"true\" data-tab=\"1\" role=\"tab\" tabindex=\"0\" aria-controls=\"elementor-tab-content-2121\" aria-expanded=\"false\">VITE <\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-2121\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-2121\" tabindex=\"0\" hidden=\"false\"><h2><span style=\"color: #9fcf20;\">P<\/span> PHOSPHORE<\/h2><p>L\u2019un des trois nutriments primaires, le phosphore (P) est essentiel \u00e0 la croissance des plantes,\net une plante doit y avoir acc\u00e8s pour accomplir son cycle de production normal. Les plantes\nabsorbent le P du sol sous forme d\u2019orthophosphates primaires et secondaires (H\u2082PO\u2084\u207b et\nHPO\u2084\u00b2\u207b).<sub>2<\/sub>PO<sub>4<\/sub><sup>&#8211;<\/sup>\u00a0and HPO<sub>4<\/sub><sup>2-<\/sup>).<\/p><p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-49768 size-full\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nutrient-facts-P_1e449cf9.jpg\" alt=\"\" width=\"475\" height=\"650\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nutrient-facts-P_1e449cf9.jpg 475w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nutrient-facts-P_1e449cf9-219x300.jpg 219w\" sizes=\"(max-width: 475px) 100vw, 475px\" \/><\/p><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"false\" data-tab=\"2\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-2122\" aria-expanded=\"false\">APPROFONDISSEZ<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-2122\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"2\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-2122\" tabindex=\"0\" hidden=\"hidden\"><p>Le phosphore est un composant vital de l\u2019ad\u00e9nosine triphosphate (ATP), \u00ab l\u2019unit\u00e9 \u00e9nerg\u00e9tique \u00bb\ndes plantes. L\u2019ATP se forme au cours de la photosynth\u00e8se, contient du P dans sa structure et\nintervient depuis le d\u00e9but de la croissance des plantules jusqu\u2019\u00e0 la formation des grains et la\nmaturit\u00e9.<\/p><p>La sant\u00e9 g\u00e9n\u00e9rale et la vigueur de toutes les plantes n\u00e9cessitent du P. Certains facteurs de\ncroissance sp\u00e9cifiques li\u00e9s au phosphore comprennent : la stimulation du d\u00e9veloppement\nracinaire, l\u2019augmentation de la solidit\u00e9 des tiges et des chaumes, l\u2019am\u00e9lioration de la formation\ndes fleurs et de la production de semences, une maturit\u00e9 des cultures plus uniforme et plus\npr\u00e9coce, une capacit\u00e9 accrue de fixation de l\u2019azote chez les l\u00e9gumineuses, une am\u00e9lioration de\nla qualit\u00e9 des r\u00e9coltes et une r\u00e9sistance accrue aux maladies des plantes.<\/p><p>La carence en phosphore est plus difficile \u00e0 diagnostiquer qu\u2019une carence en azote (N) ou en\npotassium (K). Les cultures ne pr\u00e9sentent g\u00e9n\u00e9ralement aucun sympt\u00f4me \u00e9vident de carence\nen P, si ce n\u2019est un nanisme g\u00e9n\u00e9ral de la plante au d\u00e9but de la croissance, et lorsqu\u2019une\ncarence visuelle est finalement reconnue, il peut \u00eatre trop tard pour corriger la situation chez\nles cultures annuelles.<\/p><p>Certaines cultures, comme le ma\u00efs, ont tendance \u00e0 montrer une d\u00e9coloration anormale en cas\nde d\u00e9ficit en P. Les plantes sont g\u00e9n\u00e9ralement d\u2019un vert bleu\u00e2tre fonc\u00e9, avec des feuilles et des\ntiges devenant violac\u00e9es. La constitution g\u00e9n\u00e9tique de la plante influence le degr\u00e9 de\ncoloration violette, et certains hybrides pr\u00e9sentent une d\u00e9coloration beaucoup plus marqu\u00e9e\nque d\u2019autres. Cette coloration violac\u00e9e r\u00e9sulte de l\u2019accumulation de sucres, qui favorise la\nsynth\u00e8se d\u2019anthocyanines (pigments violac\u00e9s) pr\u00e9sents dans les feuilles de la plante.<\/p><p>Le phosphore est hautement mobile dans les plantes et, en cas de carence, il peut \u00eatre\ntransloqu\u00e9 des tissus \u00e2g\u00e9s vers les zones jeunes et en croissance active. Par cons\u00e9quent, des\nr\u00e9ponses v\u00e9g\u00e9tatives pr\u00e9coces au P sont souvent observ\u00e9es. \u00c0 mesure qu\u2019une plante m\u00fbrit, le\nphosphore se d\u00e9place vers les zones de fructification, o\u00f9 la formation des graines et des fruits\nrequiert une grande quantit\u00e9 d\u2019\u00e9nergie. Les carences en phosphore en fin de saison de\ncroissance affectent \u00e0 la fois le d\u00e9veloppement des semences et la maturit\u00e9 normale des\ncultures. Le pourcentage de la quantit\u00e9 totale de chaque nutriment absorb\u00e9 est plus \u00e9lev\u00e9 pour\nle P en fin de saison de croissance que pour l\u2019azote ou le potassium.<\/p><p class=\"cite\">Source : Soil Fertility Manual (2006), International Plant Nutrition Institute (IPNI) et Foundation for Agronomic Research (FAR)<\/p><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"false\" data-tab=\"3\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-2123\" aria-expanded=\"false\">CARENCE<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-2123\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"3\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-2123\" tabindex=\"0\" hidden=\"hidden\"><p>Les sympt\u00f4mes de carence peuvent varier selon les esp\u00e8ces cultiv\u00e9es, mais des similitudes\nexistent quant \u00e0 l\u2019impact de l\u2019insuffisance en nutriments sur la couleur et l\u2019aspect des tissus\nv\u00e9g\u00e9taux. Les carences en nutriments sont g\u00e9n\u00e9ralement associ\u00e9es \u00e0 l\u2019emplacement physique\nsur la plante (c\u2019est-\u00e0-dire, selon que les sympt\u00f4mes apparaissent principalement sur les tissus\nplus \u00e2g\u00e9s ou sur les tissus nouvellement form\u00e9s), mais ces sympt\u00f4mes peuvent s\u2019\u00e9tendre \u00e0\nmesure que la gravit\u00e9 de la carence progresse.<br \/>(i.e., whether the symptoms are primarily observed on older versus newly formed plant tissue), but these symptoms can spread as the severity of the deficiency progresses.<\/p><p>Toutes les photos sont fournies avec l\u2019aimable autorisation de l\u2019International Plant Nutrition\nInstitute (IPNI) et de sa collection d\u2019images sur les carences en nutriments des cultures. Les\nphotos ci-dessus ne repr\u00e9sentent qu\u2019un \u00e9chantillon d\u2019une collection plus vaste, qui offre un\naper\u00e7u complet de centaines de cas classiques de carences observ\u00e9s sur des parcelles\nexp\u00e9rimentales et des champs agricoles situ\u00e9s partout dans le monde. Pour acc\u00e9der \u00e0 la\ncollection compl\u00e8te, vous pouvez visiter le site web de l\u2019IPNI.\u00a0<a href=\"http:\/\/www.ipni.net\/ipniweb\/portal.nsf\/0\/270DC971BEDED1048525786B005CE58C\" target=\"_blank\" rel=\"noopener\">IPNI&#8217;s website<\/a>.<\/p><p>\n\t\t<style>\n\t\t\t#gallery-2 {\n\t\t\t\tmargin: auto;\n\t\t\t}\n\t\t\t#gallery-2 .gallery-item {\n\t\t\t\tfloat: left;\n\t\t\t\tmargin-top: 10px;\n\t\t\t\ttext-align: center;\n\t\t\t\twidth: 33%;\n\t\t\t}\n\t\t\t#gallery-2 img {\n\t\t\t\tborder: 2px solid #cfcfcf;\n\t\t\t}\n\t\t\t#gallery-2 .gallery-caption {\n\t\t\t\tmargin-left: 0;\n\t\t\t}\n\t\t\t\/* see gallery_shortcode() in wp-includes\/media.php *\/\n\t\t<\/style>\n\t\t<div id='gallery-2' class='gallery galleryid-49847 gallery-columns-3 gallery-size-medium'><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_1.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_1-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_1-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_1.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_2.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_2-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_2-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_2.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_3.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_3-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_3-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_3.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><br style=\"clear: both\" \/><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_4.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_4-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_4-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_4.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_5.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_5-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_5-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_5.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_6.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_6-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_6-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_6.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><br style=\"clear: both\" \/><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_7.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_7-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_7-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_7.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_8.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_8-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_8-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_8.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_9.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_9-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_9-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_9.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><br style=\"clear: both\" \/><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_10.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_10-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_10-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_10.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_11.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_11-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_11-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_11.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_12.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_12-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_12-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_12.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><br style=\"clear: both\" \/><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_13.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_13-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_13-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_13.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_14.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_14-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_14-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_14.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_15.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_15-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_15-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/phosphorus_15.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><br style=\"clear: both\" \/>\n\t\t<\/div>\n<\/p><\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-6a205a47 classdata e-flex e-con-boxed e-con e-parent\" data-id=\"6a205a47\" data-element_type=\"container\" data-e-type=\"container\" id=\"data03\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7ad0293d elementor-tabs-alignment-center elementor-tabs-view-horizontal elementor-widget elementor-widget-tabs\" data-id=\"7ad0293d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"tabs.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-tabs\">\n\t\t\t<div class=\"elementor-tabs-wrapper\" role=\"tablist\" >\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-2061\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"true\" data-tab=\"1\" role=\"tab\" tabindex=\"0\" aria-controls=\"elementor-tab-content-2061\" aria-expanded=\"false\">VITE <\/div>\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-2062\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"false\" data-tab=\"2\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-2062\" aria-expanded=\"false\">APPROFONDISSEZ<\/div>\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-2063\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"false\" data-tab=\"3\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-2063\" aria-expanded=\"false\">CARENCE<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t<div class=\"elementor-tabs-content-wrapper\" role=\"tablist\" aria-orientation=\"vertical\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"true\" data-tab=\"1\" role=\"tab\" tabindex=\"0\" aria-controls=\"elementor-tab-content-2061\" aria-expanded=\"false\">VITE <\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-2061\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-2061\" tabindex=\"0\" hidden=\"false\"><h2><span style=\"color: #9fcf20;\">K<\/span> Potassium<\/h2><p>Le potassium (K) est l\u2019un des nutriments essentiels et il est absorb\u00e9 en quantit\u00e9s importantes\npar les cultures. Le potassium est vital pour la photosynth\u00e8se, la synth\u00e8se des prot\u00e9ines et de\nnombreuses autres fonctions des plantes. Il est class\u00e9 parmi les macronutriments, tout comme\nl\u2019azote (N) et le phosphore (P). Les plantes absorbent le K sous sa forme ionique (K\u207a).<sup>+<\/sup>).<\/p><p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-49786 aligncenter\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nutrient-facts-K_1e449cf9.jpg\" alt=\"\" width=\"475\" height=\"650\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nutrient-facts-K_1e449cf9.jpg 475w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nutrient-facts-K_1e449cf9-219x300.jpg 219w\" sizes=\"(max-width: 475px) 100vw, 475px\" \/><\/p><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"false\" data-tab=\"2\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-2062\" aria-expanded=\"false\">APPROFONDISSEZ<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-2062\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"2\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-2062\" tabindex=\"0\" hidden=\"hidden\"><p>Bien que le potassium ne constitue pas de structures ni de compos\u00e9s v\u00e9g\u00e9taux, il joue un r\u00f4le\nde r\u00e9gulation essentiel dans de nombreux processus de la plante. Il est indispensable \u00e0 presque\ntoutes les fonctions n\u00e9cessaires au maintien de la croissance et de la reproduction des plantes,\nnotamment:<\/p><ul><li>la photosynth\u00e8se<\/li><li>la translocation des photosynth\u00e9tats<\/li><li>la respiration des plantes<\/li><li>la synth\u00e8se des prot\u00e9ines<\/li><li>le contr\u00f4le de l\u2019\u00e9quilibre ionique<\/li><li>la d\u00e9gradation des glucides, qui fournit l\u2019\u00e9nergie pour la croissance v\u00e9g\u00e9tale<\/li><li>la r\u00e9gulation des stomates et de l\u2019utilisation de l\u2019eau<\/li><li>l\u2019activation des enzymes v\u00e9g\u00e9tales<\/li><li>la r\u00e9sistance aux maladies et la capacit\u00e9 de r\u00e9cup\u00e9ration<\/li><li>le maintien de la turgescence<\/li><li>la tol\u00e9rance aux stress, y compris aux conditions climatiques extr\u00eames<\/li><\/ul><p>La fonction la plus importante du potassium dans la plante est sans doute sa capacit\u00e9 \u00e0 activer\nau moins 80 enzymes qui r\u00e9gulent la vitesse des principales r\u00e9actions de croissance. Le\npotassium influence \u00e9galement l\u2019efficacit\u00e9 de l\u2019utilisation de l\u2019eau. Le processus d\u2019ouverture et\nde fermeture des pores foliaires, appel\u00e9s stomates, est r\u00e9gul\u00e9 par la concentration en\npotassium dans les cellules de garde qui entourent ces stomates. Lorsque les stomates\ns\u2019ouvrent, de grandes quantit\u00e9s de potassium passent des cellules environnantes aux cellules\nde garde. \u00c0 l\u2019inverse, lorsque le potassium quitte les cellules de garde pour retourner dans les\ncellules environnantes, les stomates se ferment. Le potassium joue donc un r\u00f4le cl\u00e9 dans le\nm\u00e9canisme de conservation de l\u2019eau par les plantes.\nLe potassium contribue \u00e9galement \u00e0 l\u2019augmentation des rendements et au contr\u00f4le des\nmaladies, car il am\u00e9liore la r\u00e9sistance hivernale des cultures. Il permet aux cultures de\nred\u00e9marrer plus rapidement au printemps et accro\u00eet leur vigueur, de sorte que la croissance\npeut se poursuivre tout au long de la saison. Les plantes carenc\u00e9es en potassium ne croissent\npas aussi vigoureusement et sont moins r\u00e9sistantes \u00e0 la s\u00e9cheresse, ainsi qu\u2019aux temp\u00e9ratures\n\u00e9lev\u00e9es et basses. Elles sont \u00e9galement plus vuln\u00e9rables aux ravageurs, aux maladies et aux\nattaques de n\u00e9matodes.\nLe potassium est \u00e9galement connu comme le \u00ab nutriment de la qualit\u00e9 \u00bb en raison de ses effets\nimportants sur des facteurs tels que la taille, la forme, la couleur, le go\u00fbt, la dur\u00e9e de\nconservation, la qualit\u00e9 des fibres et d\u2019autres crit\u00e8res qualitatifs.<\/p><p class=\"cite\">Source : Soil Fertility Manual (2006), International Plant Nutrition Institute (IPNI) et Foundation for Agronomic Research (FAR)<\/p><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"false\" data-tab=\"3\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-2063\" aria-expanded=\"false\">CARENCE<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-2063\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"3\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-2063\" tabindex=\"0\" hidden=\"hidden\"><p>Les sympt\u00f4mes de carence peuvent varier selon les esp\u00e8ces cultiv\u00e9es, mais des similitudes\nexistent quant \u00e0 l\u2019impact de l\u2019insuffisance en nutriments sur la couleur et l\u2019aspect des tissus\nv\u00e9g\u00e9taux. Les carences en nutriments sont g\u00e9n\u00e9ralement associ\u00e9es \u00e0 l\u2019emplacement physique\nsur la plante (c\u2019est-\u00e0-dire, selon que les sympt\u00f4mes apparaissent principalement sur les tissus\nplus \u00e2g\u00e9s ou sur les tissus nouvellement form\u00e9s), mais ces sympt\u00f4mes peuvent s\u2019\u00e9tendre \u00e0\nmesure que la gravit\u00e9 de la carence progresse.<br \/>(i.e., whether the symptoms are primarily observed on older versus newly formed plant tissue), but these symptoms can spread as the severity of the deficiency progresses.<\/p><p>Toutes les photos sont fournies avec l\u2019aimable autorisation de l\u2019International Plant Nutrition\nInstitute (IPNI) et de sa collection d\u2019images sur les carences en nutriments des cultures. Les\nphotos ci-dessus ne repr\u00e9sentent qu\u2019un \u00e9chantillon d\u2019une collection plus vaste, qui offre un\naper\u00e7u complet de centaines de cas classiques de carences observ\u00e9s sur des parcelles\nexp\u00e9rimentales et des champs agricoles situ\u00e9s partout dans le monde. Pour acc\u00e9der \u00e0 la\ncollection compl\u00e8te, vous pouvez visiter le site web de l\u2019IPNI.\u00a0<a href=\"http:\/\/www.ipni.net\/ipniweb\/portal.nsf\/0\/270DC971BEDED1048525786B005CE58C\" target=\"_blank\" rel=\"noopener\">IPNI&#8217;s website<\/a>.<\/p><p>\n\t\t<style>\n\t\t\t#gallery-3 {\n\t\t\t\tmargin: auto;\n\t\t\t}\n\t\t\t#gallery-3 .gallery-item {\n\t\t\t\tfloat: left;\n\t\t\t\tmargin-top: 10px;\n\t\t\t\ttext-align: center;\n\t\t\t\twidth: 33%;\n\t\t\t}\n\t\t\t#gallery-3 img {\n\t\t\t\tborder: 2px solid #cfcfcf;\n\t\t\t}\n\t\t\t#gallery-3 .gallery-caption {\n\t\t\t\tmargin-left: 0;\n\t\t\t}\n\t\t\t\/* see gallery_shortcode() in wp-includes\/media.php *\/\n\t\t<\/style>\n\t\t<div id='gallery-3' class='gallery galleryid-49847 gallery-columns-3 gallery-size-medium'><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_1.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_1-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_1-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_1.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_2.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_2-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_2-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_2.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_3.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_3-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_3-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_3.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><br style=\"clear: both\" \/><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_4.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_4-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_4-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_4.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_5.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_5-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_5-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_5.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_6.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_6-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_6-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_6.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><br style=\"clear: both\" \/><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_7.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_7-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_7-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_7.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_8.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_8-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_8-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_8.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_9.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_9-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_9-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_9.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><br style=\"clear: both\" \/><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_10.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_10-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_10-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_10.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_11.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_11-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_11-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_11.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_12.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_12-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_12-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_12.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><br style=\"clear: both\" \/><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_13.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_13-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_13-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_13.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_14.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_14-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_14-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_14.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_15.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_15-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_15-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/potassium_15.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><br style=\"clear: both\" \/>\n\t\t<\/div>\n<\/p><\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-42845e2a classdata e-flex e-con-boxed e-con e-parent\" data-id=\"42845e2a\" data-element_type=\"container\" data-e-type=\"container\" id=\"data04\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6bd0588a elementor-tabs-alignment-center elementor-tabs-view-horizontal elementor-widget elementor-widget-tabs\" data-id=\"6bd0588a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"tabs.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-tabs\">\n\t\t\t<div class=\"elementor-tabs-wrapper\" role=\"tablist\" >\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-1801\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"true\" data-tab=\"1\" role=\"tab\" tabindex=\"0\" aria-controls=\"elementor-tab-content-1801\" aria-expanded=\"false\">VITE <\/div>\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-1802\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"false\" data-tab=\"2\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-1802\" aria-expanded=\"false\">APPROFONDISSEZ<\/div>\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-1803\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"false\" data-tab=\"3\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-1803\" aria-expanded=\"false\">CARENCE<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t<div class=\"elementor-tabs-content-wrapper\" role=\"tablist\" aria-orientation=\"vertical\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"true\" data-tab=\"1\" role=\"tab\" tabindex=\"0\" aria-controls=\"elementor-tab-content-1801\" aria-expanded=\"false\">VITE <\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-1801\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-1801\" tabindex=\"0\" hidden=\"false\"><h2><span style=\"color: #01aed6;\">Mg<\/span> MAGN\u00c9SIUM<\/h2><p>Au c\u0153ur de chaque mol\u00e9cule de chlorophylle se cache un atome de magn\u00e9sium (Mg), ce qui\nrend ce nutriment directement impliqu\u00e9 dans la photosynth\u00e8se. Le magn\u00e9sium contribue\n\u00e9galement au m\u00e9tabolisme des phosphates, \u00e0 la respiration des plantes et \u00e0 l\u2019activation de\nnombreux syst\u00e8mes enzymatiques.<\/p><p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-49805 aligncenter\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nutrient-facts-Mg_1e449cf9.jpg\" alt=\"\" width=\"475\" height=\"650\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nutrient-facts-Mg_1e449cf9.jpg 475w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nutrient-facts-Mg_1e449cf9-219x300.jpg 219w\" sizes=\"(max-width: 475px) 100vw, 475px\" \/><\/p><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"false\" data-tab=\"2\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-1802\" aria-expanded=\"false\">APPROFONDISSEZ<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-1802\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"2\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-1802\" tabindex=\"0\" hidden=\"hidden\"><p>La nutrition en magn\u00e9sium des plantes est fr\u00e9quemment n\u00e9glig\u00e9e et les carences affectent\nn\u00e9gativement la croissance v\u00e9g\u00e9tale. De nombreuses fonctions essentielles des plantes\nn\u00e9cessitent un apport ad\u00e9quat en Mg, le r\u00f4le le plus visible \u00e9tant celui du magn\u00e9sium dans la\nformation des racines, la chlorophylle et la photosynth\u00e8se. Le Mg est indispensable aux\ncultures pour capter l\u2019\u00e9nergie du soleil afin d\u2019assurer leur croissance et leur reproduction.\nToutes les cultures n\u00e9cessitent du magn\u00e9sium pour capter l\u2019\u00e9nergie solaire et la convertir en\nproduction par la photosynth\u00e8se. La chlorophylle, pigment vert des plantes, est la substance\npar laquelle la photosynth\u00e8se se r\u00e9alise. Sans chlorophylle, les plantes seraient incapables de\nfabriquer leur nourriture.<\/p><p>Le magn\u00e9sium est un constituant essentiel de la chlorophylle, chaque mol\u00e9cule en contenant\n6,7 %. Le magn\u00e9sium agit \u00e9galement comme transporteur de phosphore (P) dans les plantes,\nce qui est n\u00e9cessaire \u00e0 la division cellulaire et \u00e0 la formation des prot\u00e9ines. Ainsi, le Mg est\nessentiel au m\u00e9tabolisme des phosphates, \u00e0 la respiration des plantes et \u00e0 l\u2019activation de\nplusieurs syst\u00e8mes enzymatiques.<\/p><p>Les sols contiennent g\u00e9n\u00e9ralement moins de Mg que de calcium, car le Mg n\u2019est pas aussi\nfortement retenu par les argiles et la mati\u00e8re organique et il est sujet au lessivage. L\u2019apport en\nMg disponible a \u00e9t\u00e9, et continue d\u2019\u00eatre, appauvri dans certains sols, mais les producteurs\nobservent de bons r\u00e9sultats apr\u00e8s une fertilisation magn\u00e9sienne.<\/p><p>La disponibilit\u00e9 du magn\u00e9sium pour les plantes d\u00e9pend souvent du pH du sol. Les recherches\nont montr\u00e9 que la disponibilit\u00e9 du Mg pour la plante diminue lorsque les valeurs de pH sont\nfaibles. Dans les sols acides ayant un pH inf\u00e9rieur \u00e0 environ 5,8, un exc\u00e8s d\u2019hydrog\u00e8ne et\nd\u2019aluminium peut r\u00e9duire la disponibilit\u00e9 du Mg et son absorption par les plantes. \u00c0 l\u2019inverse,\ndans les sols alcalins (pH sup\u00e9rieur \u00e0 7,4), un exc\u00e8s de calcium peut fortement diminuer\nl\u2019absorption du Mg par les plantes.<\/p><p>Le magn\u00e9sium est mobile \u00e0 l\u2019int\u00e9rieur de la plante et se d\u00e9place facilement des tissus \u00e2g\u00e9s vers\nles plus jeunes. Lorsqu\u2019une carence survient, ce sont d\u2019abord les feuilles les plus \u00e2g\u00e9es qui sont\ntouch\u00e9es, pr\u00e9sentant une d\u00e9coloration entre les nervures, d\u00e9butant aux marges ou aux pointes\ndes feuilles et progressant vers l\u2019int\u00e9rieur, donnant aux feuilles un aspect ray\u00e9.<\/p><p class=\"cite\">Source : Soil Fertility Manual (2006), International Plant Nutrition Institute (IPNI) et Foundation for Agronomic Research (FAR)<\/p><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"false\" data-tab=\"3\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-1803\" aria-expanded=\"false\">CARENCE<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-1803\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"3\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-1803\" tabindex=\"0\" hidden=\"hidden\"><p>Les sympt\u00f4mes de carence peuvent varier selon les esp\u00e8ces cultiv\u00e9es, mais des similitudes\nexistent quant \u00e0 l\u2019impact de l\u2019insuffisance en nutriments sur la couleur et l\u2019aspect des tissus\nv\u00e9g\u00e9taux. Les carences en nutriments sont g\u00e9n\u00e9ralement associ\u00e9es \u00e0 l\u2019emplacement physique\nsur la plante (c\u2019est-\u00e0-dire, selon que les sympt\u00f4mes apparaissent principalement sur les tissus\nplus \u00e2g\u00e9s ou sur les tissus nouvellement form\u00e9s), mais ces sympt\u00f4mes peuvent s\u2019\u00e9tendre \u00e0\nmesure que la gravit\u00e9 de la carence progresse.<br \/>(i.e., whether the symptoms are primarily observed on older versus newly formed plant tissue), but these symptoms can spread as the severity of the deficiency progresses.<\/p><p>Toutes les photos sont fournies avec l\u2019aimable autorisation de l\u2019International Plant Nutrition\nInstitute (IPNI) et de sa collection d\u2019images sur les carences en nutriments des cultures. Les\nphotos ci-dessus ne repr\u00e9sentent qu\u2019un \u00e9chantillon d\u2019une collection plus vaste, qui offre un\naper\u00e7u complet de centaines de cas classiques de carences observ\u00e9s sur des parcelles\nexp\u00e9rimentales et des champs agricoles situ\u00e9s partout dans le monde. Pour acc\u00e9der \u00e0 la\ncollection compl\u00e8te, vous pouvez visiter le site web de l\u2019IPNI.\u00a0<a href=\"http:\/\/www.ipni.net\/ipniweb\/portal.nsf\/0\/270DC971BEDED1048525786B005CE58C\" target=\"_blank\" rel=\"noopener\">IPNI&#8217;s website<\/a>.<\/p><p>\n\t\t<style>\n\t\t\t#gallery-4 {\n\t\t\t\tmargin: auto;\n\t\t\t}\n\t\t\t#gallery-4 .gallery-item {\n\t\t\t\tfloat: left;\n\t\t\t\tmargin-top: 10px;\n\t\t\t\ttext-align: center;\n\t\t\t\twidth: 33%;\n\t\t\t}\n\t\t\t#gallery-4 img {\n\t\t\t\tborder: 2px solid #cfcfcf;\n\t\t\t}\n\t\t\t#gallery-4 .gallery-caption {\n\t\t\t\tmargin-left: 0;\n\t\t\t}\n\t\t\t\/* see gallery_shortcode() in wp-includes\/media.php *\/\n\t\t<\/style>\n\t\t<div id='gallery-4' class='gallery galleryid-49847 gallery-columns-3 gallery-size-medium'><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/magnesium_1.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/magnesium_1-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/magnesium_1-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/magnesium_1.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/magnesium_2.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/magnesium_2-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/magnesium_2-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/magnesium_2.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/magnesium_3.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/magnesium_3-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/magnesium_3-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/magnesium_3.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><br style=\"clear: both\" \/><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/magnesium_4.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/magnesium_4-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/magnesium_4-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/magnesium_4.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/magnesium_5.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/magnesium_5-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/magnesium_5-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/magnesium_5.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/magnesium_6.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/magnesium_6-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/magnesium_6-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/magnesium_6.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><br style=\"clear: both\" \/><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/magnesium_7.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/magnesium_7-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/magnesium_7-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/magnesium_7.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/magnesium_9.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/magnesium_9-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/magnesium_9-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/magnesium_9.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl>\n\t\t\t<br style='clear: both' \/>\n\t\t<\/div>\n<\/p><\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-5668ff71 classdata e-flex e-con-boxed e-con e-parent\" data-id=\"5668ff71\" data-element_type=\"container\" data-e-type=\"container\" id=\"data05\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-61dc2cf0 elementor-tabs-alignment-center elementor-tabs-view-horizontal elementor-widget elementor-widget-tabs\" data-id=\"61dc2cf0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"tabs.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-tabs\">\n\t\t\t<div class=\"elementor-tabs-wrapper\" role=\"tablist\" >\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-1641\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"true\" data-tab=\"1\" role=\"tab\" tabindex=\"0\" aria-controls=\"elementor-tab-content-1641\" aria-expanded=\"false\">VITE <\/div>\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-1642\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"false\" data-tab=\"2\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-1642\" aria-expanded=\"false\">APPROFONDISSEZ<\/div>\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-1643\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"false\" data-tab=\"3\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-1643\" aria-expanded=\"false\">CARENCE<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t<div class=\"elementor-tabs-content-wrapper\" role=\"tablist\" aria-orientation=\"vertical\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"true\" data-tab=\"1\" role=\"tab\" tabindex=\"0\" aria-controls=\"elementor-tab-content-1641\" aria-expanded=\"false\">VITE <\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-1641\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-1641\" tabindex=\"0\" hidden=\"false\"><h2><span style=\"color: #01aed6;\">S<\/span> SOUFRE<\/h2><p>Le soufre (S) fait partie de chaque cellule vivante et joue un r\u00f4le important dans la formation\ndes prot\u00e9ines. Contrairement aux autres nutriments secondaires comme le calcium et le\nmagn\u00e9sium (que les plantes absorbent sous forme de cations), le soufre est principalement\nabsorb\u00e9 sous forme d\u2019anion sulfate (SO\u2084\u00b2\u207b). Il peut \u00e9galement p\u00e9n\u00e9trer dans les feuilles des\nplantes \u00e0 partir de l\u2019air, sous forme de dioxyde de soufre (SO\u2082).<sub>4<\/sub><sup>2-<\/sup>\u00a0anion. It can also enter plant leaves from the air as dioxide (SO<sub>2<\/sub>) gas.<\/p><p>\u00a0<\/p><p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-49816 aligncenter\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nutrient-facts-S_1e449cf9.jpg\" alt=\"\" width=\"475\" height=\"650\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nutrient-facts-S_1e449cf9.jpg 475w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nutrient-facts-S_1e449cf9-219x300.jpg 219w\" sizes=\"(max-width: 475px) 100vw, 475px\" \/><\/p><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"false\" data-tab=\"2\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-1642\" aria-expanded=\"false\">APPROFONDISSEZ<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-1642\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"2\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-1642\" tabindex=\"0\" hidden=\"hidden\"><p>Une cha\u00eene n\u2019est aussi solide que son maillon le plus faible. Souvent n\u00e9glig\u00e9, le soufre peut \u00eatre\nce maillon faible dans de nombreux programmes de fertilit\u00e9 des sols et de nutrition des\nplantes. Ces derni\u00e8res ann\u00e9es, plusieurs raisons expliquent l\u2019augmentation des carences\nobserv\u00e9es en soufre (S) et l\u2019accroissement des besoins en cet \u00e9l\u00e9ment.<\/p><p>Les r\u00e9glementations gouvernementales limitent d\u00e9sormais la quantit\u00e9 de dioxyde de soufre\n(SO\u2082) pouvant \u00eatre \u00e9mise dans l\u2019atmosph\u00e8re par les centrales au charbon. La majorit\u00e9 du soufre\nest maintenant \u00e9limin\u00e9e du gaz naturel utilis\u00e9 pour le chauffage domestique et dans l\u2019industrie.\nDe plus, les pots catalytiques des automobiles r\u00e9centes retirent la majeure partie du soufre qui,\nauparavant, retournait dans l\u2019atmosph\u00e8re lors de la combustion d\u2019essence contenant du soufre.\nEn outre, des compos\u00e9s exempts de soufre ont remplac\u00e9 de nombreux insecticides et\nfongicides autrefois utilis\u00e9s pour lutter contre les insectes et maladies des cultures. En\ncons\u00e9quence de ces restrictions, moins de soufre retourne aujourd\u2019hui vers les sols via les\npr\u00e9cipitations.<sub>2<\/sub>) that can be released into the atmosphere from coal-burning furnaces. Most of the S is now removed from natural gas used in home heating and in industry. Also, catalytic converters in new automobiles remove most of the S that was previously returned to the atmosphere when S-containing gasoline was burned in automobiles. In addition, S-free compounds have replaced many of the insecticides and fungicides formerly applied to control insects and diseases in crops. As a result of these government restrictions, less S returns to the soil in rainfall.<\/p><p>Le soufre est fourni aux plantes par la mati\u00e8re organique et les min\u00e9raux du sol, mais il est\nsouvent pr\u00e9sent en quantit\u00e9 insuffisante ou \u00e0 des moments inopportuns pour r\u00e9pondre aux\nbesoins des cultures \u00e0 haut rendement.<\/p><p>Tout comme l\u2019azote nitrique (NO<sub>3<\/sub><sup>&#8211;<\/sup>), le sulfate circule dans le sol et peut \u00eatre lessiv\u00e9 au-del\u00e0 de\nla zone racinaire active lors de fortes pluies ou d\u2019irrigations. Le sulfate peut remonter vers la\nsurface du sol par capillarit\u00e9 lorsque l\u2019eau s\u2019\u00e9vapore, sauf dans les sols sableux \u00e0 texture\ngrossi\u00e8re, d\u00e9pourvus de pores capillaires. Cette mobilit\u00e9 du sulfate (SO<sub>4<\/sub><sup>2-<\/sup>\u00a0rend difficile\nl\u2019\u00e9talonnage des analyses de sol et leur utilisation comme outils pr\u00e9dictifs des besoins de\nfertilisation en soufre.<\/p><p>Au champ, les plantes carenc\u00e9es en soufre pr\u00e9sentent une coloration vert p\u00e2le des jeunes\nfeuilles, bien que l\u2019ensemble de la plante puisse devenir vert clair et rabougrie dans les cas\ns\u00e9v\u00e8res. Les feuilles ont tendance \u00e0 se fl\u00e9trir \u00e0 mesure que la carence progresse.<\/p><p>Le soufre, comme l\u2019azote, est un constituant des prot\u00e9ines, si bien que les sympt\u00f4mes de\ncarence ressemblent \u00e0 ceux d\u2019une d\u00e9ficience en N. Toutefois, les sympt\u00f4mes de carence en\nazote apparaissent plus s\u00e9v\u00e8rement sur les feuilles \u00e2g\u00e9es, car l\u2019azote est un \u00e9l\u00e9ment mobile\ndans la plante et migre vers les nouveaux tissus en croissance. Le soufre, en revanche, est\nimmobile dans la plante ; ainsi, ce sont les jeunes tissus qui souffrent en premier lorsque les\nniveaux de soufre ne sont pas suffisants pour r\u00e9pondre aux besoins de la plante. Cette\ndiff\u00e9rence est importante pour distinguer les carences en N de celles en S, particuli\u00e8rement aux\nstades pr\u00e9coces.<\/p><p class=\"cite\">Source : Soil Fertility Manual (2006), International Plant Nutrition Institute (IPNI) et Foundation for Agronomic Research (FAR)<\/p><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"false\" data-tab=\"3\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-1643\" aria-expanded=\"false\">CARENCE<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-1643\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"3\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-1643\" tabindex=\"0\" hidden=\"hidden\"><p>Les sympt\u00f4mes de carence peuvent varier selon les esp\u00e8ces cultiv\u00e9es, mais des similitudes\nexistent quant \u00e0 l\u2019impact de l\u2019insuffisance en nutriments sur la couleur et l\u2019aspect des tissus\nv\u00e9g\u00e9taux. Les carences en nutriments sont g\u00e9n\u00e9ralement associ\u00e9es \u00e0 l\u2019emplacement physique\nsur la plante (c\u2019est-\u00e0-dire, selon que les sympt\u00f4mes apparaissent principalement sur les tissus\nplus \u00e2g\u00e9s ou sur les tissus nouvellement form\u00e9s), mais ces sympt\u00f4mes peuvent s\u2019\u00e9tendre \u00e0\nmesure que la gravit\u00e9 de la carence progresse.<br \/>(i.e., whether the symptoms are primarily observed on older versus newly formed plant tissue), but these symptoms can spread as the severity of the deficiency progresses.<\/p><p>Toutes les photos sont fournies avec l\u2019aimable autorisation de l\u2019International Plant Nutrition\nInstitute (IPNI) et de sa collection d\u2019images sur les carences en nutriments des cultures. Les\nphotos ci-dessus ne repr\u00e9sentent qu\u2019un \u00e9chantillon d\u2019une collection plus vaste, qui offre un\naper\u00e7u complet de centaines de cas classiques de carences observ\u00e9s sur des parcelles\nexp\u00e9rimentales et des champs agricoles situ\u00e9s partout dans le monde. Pour acc\u00e9der \u00e0 la\ncollection compl\u00e8te, vous pouvez visiter le site web de l\u2019IPNI.\u00a0<a href=\"http:\/\/www.ipni.net\/ipniweb\/portal.nsf\/0\/270DC971BEDED1048525786B005CE58C\" target=\"_blank\" rel=\"noopener\">IPNI&#8217;s website<\/a>.<\/p><p>\n\t\t<style>\n\t\t\t#gallery-5 {\n\t\t\t\tmargin: auto;\n\t\t\t}\n\t\t\t#gallery-5 .gallery-item {\n\t\t\t\tfloat: left;\n\t\t\t\tmargin-top: 10px;\n\t\t\t\ttext-align: center;\n\t\t\t\twidth: 33%;\n\t\t\t}\n\t\t\t#gallery-5 img {\n\t\t\t\tborder: 2px solid #cfcfcf;\n\t\t\t}\n\t\t\t#gallery-5 .gallery-caption {\n\t\t\t\tmargin-left: 0;\n\t\t\t}\n\t\t\t\/* see gallery_shortcode() in wp-includes\/media.php *\/\n\t\t<\/style>\n\t\t<div id='gallery-5' class='gallery galleryid-49847 gallery-columns-3 gallery-size-medium'><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_1.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_1-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_1-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_1.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_2.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_2-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_2-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_2.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_3.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_3-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_3-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_3.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><br style=\"clear: both\" \/><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_4.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_4-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_4-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_4.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_5.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_5-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_5-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_5.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_6.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_6-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_6-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_6.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><br style=\"clear: both\" \/><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_7.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_7-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_7-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_7.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_8.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_8-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_8-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_8.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_9.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_9-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_9-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_9.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><br style=\"clear: both\" \/><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_10.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_10-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_10-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_10.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_11.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_11-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_11-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_11.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_12.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_12-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_12-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_12.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><br style=\"clear: both\" \/><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_13.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_13-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_13-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_13.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_14.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_14-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_14-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_14.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_15.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_15-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_15-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_15.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><br style=\"clear: both\" \/><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_16.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_16-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_16-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/sulfur_16.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl>\n\t\t\t<br style='clear: both' \/>\n\t\t<\/div>\n<\/p><\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-7dfc2e7b classdata e-flex e-con-boxed e-con e-parent\" data-id=\"7dfc2e7b\" data-element_type=\"container\" data-e-type=\"container\" id=\"data06\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-17541b0d elementor-tabs-alignment-center elementor-tabs-view-horizontal elementor-widget elementor-widget-tabs\" data-id=\"17541b0d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"tabs.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-tabs\">\n\t\t\t<div class=\"elementor-tabs-wrapper\" role=\"tablist\" >\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-3911\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"true\" data-tab=\"1\" role=\"tab\" tabindex=\"0\" aria-controls=\"elementor-tab-content-3911\" aria-expanded=\"false\">VITE <\/div>\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-3912\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"false\" data-tab=\"2\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-3912\" aria-expanded=\"false\">APPROFONDISSEZ<\/div>\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-3913\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"false\" data-tab=\"3\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-3913\" aria-expanded=\"false\">CARENCE<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t<div class=\"elementor-tabs-content-wrapper\" role=\"tablist\" aria-orientation=\"vertical\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"true\" data-tab=\"1\" role=\"tab\" tabindex=\"0\" aria-controls=\"elementor-tab-content-3911\" aria-expanded=\"false\">VITE <\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-3911\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-3911\" tabindex=\"0\" hidden=\"false\"><h2><span style=\"color: #01aed6;\">Ca<\/span> CALCIUM<\/h2><p>Le calcium (Ca) se trouve tout autour de nous, et l\u2019existence m\u00eame des plantes et des animaux\nen d\u00e9pend. Les plantes absorbent le calcium sous forme de cation Ca\u00b2\u207a. Une fois \u00e0 l\u2019int\u00e9rieur de\nla plante, le Ca remplit plusieurs fonctions essentielles.<sup>2+<\/sup>\u00a0cation. Once inside the plant, Ca functions in several essential ways.<\/p><p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-49819 aligncenter\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nutrient-facts-Ca_1e449cfa.jpg\" alt=\"\" width=\"475\" height=\"650\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nutrient-facts-Ca_1e449cfa.jpg 475w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nutrient-facts-Ca_1e449cfa-219x300.jpg 219w\" sizes=\"(max-width: 475px) 100vw, 475px\" \/><\/p><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"false\" data-tab=\"2\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-3912\" aria-expanded=\"false\">APPROFONDISSEZ<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-3912\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"2\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-3912\" tabindex=\"0\" hidden=\"hidden\"><p>Les nutriments secondaires \u2014 calcium (Ca), magn\u00e9sium (Mg) et soufre (S) \u2014 sont tout aussi\nimportants pour la nutrition des plantes que les nutriments primaires. Une carence en\nnutriments secondaires, y compris en Ca, peut freiner la croissance des plantes autant qu\u2019une\ncarence en nutriments primaires.<\/p><p>Le calcium remplace les ions hydrog\u00e8ne (H) \u00e0 la surface des particules du sol lorsque du calcaire\nest ajout\u00e9 pour r\u00e9duire l\u2019acidit\u00e9 du sol. Ce remplacement est essentiel pour les microorganismes, car ils transforment les r\u00e9sidus de culture en mati\u00e8re organique, lib\u00e8rent des\nnutriments et am\u00e9liorent l\u2019agr\u00e9gation du sol ainsi que sa capacit\u00e9 de r\u00e9tention d\u2019eau. Le\ncalcium aide \u00e9galement les bact\u00e9ries fixatrices d\u2019azote (N), qui forment des nodules sur les\nracines des l\u00e9gumineuses, \u00e0 capter le gaz N atmosph\u00e9rique et \u00e0 le convertir en une forme que\nles plantes peuvent utiliser.<\/p><p>Lorsque le Ca se d\u00e9place dans la plante, il am\u00e9liore la capacit\u00e9 des racines \u00e0 absorber d\u2019autres\nnutriments. Il active un certain nombre de syst\u00e8mes enzymatiques r\u00e9gulateurs de la croissance\nv\u00e9g\u00e9tale, contribue \u00e0 la conversion de l\u2019azote nitrique en formes n\u00e9cessaires \u00e0 la formation des\nprot\u00e9ines, permet la formation des parois cellulaires et une division cellulaire normale, et\nrenforce la r\u00e9sistance aux maladies. De plus, le Ca, avec le Mg et le potassium (K), contribue \u00e0\nneutraliser les acides organiques qui se forment lors du m\u00e9tabolisme cellulaire des plantes.<\/p><p>Une carence en calcium est peu probable pour la plupart des cultures si les producteurs\nchaulent correctement leurs sols afin d\u2019ajuster le pH aux niveaux optimaux pour la production\nagricole. \u00c0 mesure que les sols deviennent plus acides, la croissance des cultures est souvent\nlimit\u00e9e par des concentrations toxiques d\u2019aluminium, de mangan\u00e8se, ou des deux \u2014 et non par\nun manque de calcium. L\u2019analyse de sol et un bon programme de chaulage sont les meilleures\npratiques de gestion pour pr\u00e9venir ces probl\u00e8mes.<\/p><p>Un d\u00e9veloppement anormal des points de croissance (sous forme de bourgeons terminaux) et\nune mauvaise croissance racinaire sont des sympt\u00f4mes courants d\u2019une carence en Ca. Les\njeunes feuilles et autres tissus nouvellement form\u00e9s d\u00e9veloppent les premiers sympt\u00f4mes car\nle Ca ne se d\u00e9place pas \u00e0 l\u2019int\u00e9rieur de la plante. Les nouveaux tissus ont besoin de Ca pectate\npour la formation des parois cellulaires, si bien qu\u2019une carence en Ca peut provoquer des\nextr\u00e9mit\u00e9s foliaires g\u00e9latineuses et des points de croissance d\u00e9form\u00e9s. Dans les cas s\u00e9v\u00e8res, le\npoint de croissance meurt et les racines noircissent et pourrissent. Une carence en calcium\npeut aussi donner au feuillage une coloration vert fonc\u00e9 anormale. Les plantes carenc\u00e9es\npeuvent \u00e9galement perdre pr\u00e9matur\u00e9ment fleurs et bourgeons.<\/p><p class=\"cite\">Source : Soil Fertility Manual (2006), International Plant Nutrition Institute (IPNI) et Foundation for Agronomic Research (FAR)<\/p><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"false\" data-tab=\"3\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-3913\" aria-expanded=\"false\">CARENCE<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-3913\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"3\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-3913\" tabindex=\"0\" hidden=\"hidden\"><p>Les sympt\u00f4mes de carence peuvent varier selon les esp\u00e8ces cultiv\u00e9es, mais des similitudes\nexistent quant \u00e0 l\u2019impact de l\u2019insuffisance en nutriments sur la couleur et l\u2019aspect des tissus\nv\u00e9g\u00e9taux. Les carences en nutriments sont g\u00e9n\u00e9ralement associ\u00e9es \u00e0 l\u2019emplacement physique\nsur la plante (c\u2019est-\u00e0-dire, selon que les sympt\u00f4mes apparaissent principalement sur les tissus\nplus \u00e2g\u00e9s ou sur les tissus nouvellement form\u00e9s), mais ces sympt\u00f4mes peuvent s\u2019\u00e9tendre \u00e0\nmesure que la gravit\u00e9 de la carence progresse.<br \/>(i.e., whether the symptoms are primarily observed on older versus newly formed plant tissue), but these symptoms can spread as the severity of the deficiency progresses.<\/p><p>Toutes les photos sont fournies avec l\u2019aimable autorisation de l\u2019International Plant Nutrition\nInstitute (IPNI) et de sa collection d\u2019images sur les carences en nutriments des cultures. Les\nphotos ci-dessus ne repr\u00e9sentent qu\u2019un \u00e9chantillon d\u2019une collection plus vaste, qui offre un\naper\u00e7u complet de centaines de cas classiques de carences observ\u00e9s sur des parcelles\nexp\u00e9rimentales et des champs agricoles situ\u00e9s partout dans le monde. Pour acc\u00e9der \u00e0 la\ncollection compl\u00e8te, vous pouvez visiter le site web de l\u2019IPNI.\u00a0<a href=\"http:\/\/www.ipni.net\/ipniweb\/portal.nsf\/0\/270DC971BEDED1048525786B005CE58C\" target=\"_blank\" rel=\"noopener\">IPNI&#8217;s website<\/a>.<\/p><p>\n\t\t<style>\n\t\t\t#gallery-6 {\n\t\t\t\tmargin: auto;\n\t\t\t}\n\t\t\t#gallery-6 .gallery-item {\n\t\t\t\tfloat: left;\n\t\t\t\tmargin-top: 10px;\n\t\t\t\ttext-align: center;\n\t\t\t\twidth: 33%;\n\t\t\t}\n\t\t\t#gallery-6 img {\n\t\t\t\tborder: 2px solid #cfcfcf;\n\t\t\t}\n\t\t\t#gallery-6 .gallery-caption {\n\t\t\t\tmargin-left: 0;\n\t\t\t}\n\t\t\t\/* see gallery_shortcode() in wp-includes\/media.php *\/\n\t\t<\/style>\n\t\t<div id='gallery-6' class='gallery galleryid-49847 gallery-columns-3 gallery-size-medium'><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/calcium_1.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/calcium_1-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/calcium_1-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/calcium_1.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/calcium_2.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/calcium_2-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/calcium_2-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/calcium_2.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/calcium_3.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/calcium_3-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/calcium_3-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/calcium_3.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><br style=\"clear: both\" \/><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/calcium_4.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/calcium_4-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/calcium_4-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/calcium_4.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/calcium_5.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/calcium_5-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/calcium_5-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/calcium_5.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/calcium_6.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/calcium_6-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/calcium_6-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/calcium_6.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><br style=\"clear: both\" \/><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/calcium_7.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/calcium_7-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/calcium_7-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/calcium_7.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/calcium_8.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/calcium_8-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/calcium_8-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/calcium_8.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/calcium_9.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/calcium_9-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/calcium_9-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/calcium_9.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><br style=\"clear: both\" \/><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/calcium_10.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/calcium_10-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/calcium_10-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/calcium_10.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl>\n\t\t\t<br style='clear: both' \/>\n\t\t<\/div>\n<\/p><\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-50018e44 classdata e-flex e-con-boxed e-con e-parent\" data-id=\"50018e44\" data-element_type=\"container\" data-e-type=\"container\" id=\"data07\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2fb66fbc elementor-tabs-alignment-center elementor-tabs-view-horizontal elementor-widget elementor-widget-tabs\" data-id=\"2fb66fbc\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"tabs.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-tabs\">\n\t\t\t<div class=\"elementor-tabs-wrapper\" role=\"tablist\" >\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-8001\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"true\" data-tab=\"1\" role=\"tab\" tabindex=\"0\" aria-controls=\"elementor-tab-content-8001\" aria-expanded=\"false\">VITE<\/div>\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-8002\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"false\" data-tab=\"2\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-8002\" aria-expanded=\"false\">APPROFONDISSEZ<\/div>\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-8003\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"false\" data-tab=\"3\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-8003\" aria-expanded=\"false\">CARENCE<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t<div class=\"elementor-tabs-content-wrapper\" role=\"tablist\" aria-orientation=\"vertical\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"true\" data-tab=\"1\" role=\"tab\" tabindex=\"0\" aria-controls=\"elementor-tab-content-8001\" aria-expanded=\"false\">VITE<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-8001\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-8001\" tabindex=\"0\" hidden=\"false\"><h2><span style=\"color: #ff1746;\">B<\/span> BORON<\/h2><p>Le bore (B) est un oligo\u00e9l\u00e9ment essentiel \u00e0 la formation des parois cellulaires et aux points de\ncroissance rapides de la plante, tels que les structures reproductrices. Fait int\u00e9ressant, alors\nque les plantes sup\u00e9rieures ont besoin de bore, les animaux, les champignons et les microorganismes n\u2019ont pas besoin de ce nutriment.<\/p><p>\u00a0<\/p><p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-49822 aligncenter\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nutrient-facts-B_1e449cf9.jpg\" alt=\"\" width=\"475\" height=\"650\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nutrient-facts-B_1e449cf9.jpg 475w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nutrient-facts-B_1e449cf9-219x300.jpg 219w\" sizes=\"(max-width: 475px) 100vw, 475px\" \/><\/p><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"false\" data-tab=\"2\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-8002\" aria-expanded=\"false\">APPROFONDISSEZ<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-8002\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"2\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-8002\" tabindex=\"0\" hidden=\"hidden\"><p>Le besoin en bore a \u00e9t\u00e9 \u00e9tabli \u00e0 la fin des ann\u00e9es 1920, mais son r\u00f4le et sa fonction dans la\nplante continuent de faire l\u2019objet de recherches et sont de mieux en mieux compris.<\/p><p>Les carences en bore sont largement r\u00e9pandues en Am\u00e9rique du Nord. \u00c0 l\u2019\u00e9chelle mondiale, le\nB est la carence en oligo\u00e9l\u00e9ment la plus courante apr\u00e8s celle en zinc.<\/p><p>Plus de 90 % du bore se trouve dans les structures de la paroi cellulaire. Les carences en bore\nfreinent g\u00e9n\u00e9ralement la croissance des plantes en r\u00e9duisant l\u2019extension de la paroi cellulaire\nau niveau du point de croissance. Les jeunes feuilles pr\u00e9sentent les premiers sympt\u00f4mes, ce\nqui indique que le bore ne se transloque pas facilement dans la plante. Les sympt\u00f4mes de\ncarence peuvent inclure une r\u00e9duction de la floraison, des feuilles \u00e9paissies, recourb\u00e9es et\nchlorotiques, ainsi que des taches molles ou n\u00e9crotiques dans les fruits et les tubercules. Les \ncarences en bore sont plus prononc\u00e9es en p\u00e9riode de s\u00e9cheresse, lorsque l\u2019activit\u00e9 racinaire est\nlimit\u00e9e.<\/p><p>Crops remove B from the soil, in the form of boric acid H<sub>3<\/sub>BO<sub>3<\/sub><sup>0<\/sup>Les cultures pr\u00e9l\u00e8vent le bore du sol sous forme d\u2019acide borique (H\u2083BO\u2083). Plusieurs facteurs\ninfluencent la disponibilit\u00e9 du B dans le sol, et sa distribution est souvent in\u00e9gale. La mati\u00e8re\norganique constitue le principal r\u00e9servoir de bore. Des conditions de chaleur et de s\u00e9cheresse\nextr\u00eames, tout comme des conditions de froid extr\u00eame, peuvent ralentir la d\u00e9composition de\nla mati\u00e8re organique et r\u00e9duire la lib\u00e9ration du bore dans la solution du sol. La disponibilit\u00e9\npour les plantes est bonne dans une large gamme de pH, de 5,0 \u00e0 7,5. Le bore est mobile dans\nle sol et sujet au lessivage, un probl\u00e8me particuli\u00e8rement pr\u00e9occupant dans les sols sableux\net\/ou dans les zones d\u2019irrigation intensive ou \u00e0 fortes pr\u00e9cipitations.<\/p><p>Les besoins en bore varient consid\u00e9rablement d\u2019une culture \u00e0 l\u2019autre, et la marge entre des\nquantit\u00e9s d\u00e9ficientes et toxiques est plus \u00e9troite que pour tout autre nutriment essentiel. Le\nbore doit \u00eatre utilis\u00e9 avec pr\u00e9caution, en particulier dans les rotations impliquant des cultures\nayant diff\u00e9rentes sensibilit\u00e9s au B. Il est important que les engrais \u00e0 base de bore soient\nappliqu\u00e9s uniform\u00e9ment en plein plut\u00f4t qu\u2019en localisation dans le sillon. Appliquer du bore\ntrop pr\u00e8s de la semence r\u00e9duit fortement la densit\u00e9 de peuplement.<\/p><p class=\"cite\">Source : Soil Fertility Manual (2006), International Plant Nutrition Institute (IPNI) et Foundation for Agronomic Research (FAR)<\/p><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"false\" data-tab=\"3\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-8003\" aria-expanded=\"false\">CARENCE<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-8003\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"3\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-8003\" tabindex=\"0\" hidden=\"hidden\"><p>Les sympt\u00f4mes de carence peuvent varier selon les esp\u00e8ces cultiv\u00e9es, mais des similitudes\nexistent quant \u00e0 l\u2019impact de l\u2019insuffisance en nutriments sur la couleur et l\u2019aspect des tissus\nv\u00e9g\u00e9taux. Les carences en nutriments sont g\u00e9n\u00e9ralement associ\u00e9es \u00e0 l\u2019emplacement physique\nsur la plante (c\u2019est-\u00e0-dire, selon que les sympt\u00f4mes apparaissent principalement sur les tissus\nplus \u00e2g\u00e9s ou sur les tissus nouvellement form\u00e9s), mais ces sympt\u00f4mes peuvent s\u2019\u00e9tendre \u00e0\nmesure que la gravit\u00e9 de la carence progresse.<br \/>(i.e., whether the symptoms are primarily observed on older versus newly formed plant tissue), but these symptoms can spread as the severity of the deficiency progresses.<\/p><p>Toutes les photos sont fournies avec l\u2019aimable autorisation de l\u2019International Plant Nutrition\nInstitute (IPNI) et de sa collection d\u2019images sur les carences en nutriments des cultures. Les\nphotos ci-dessus ne repr\u00e9sentent qu\u2019un \u00e9chantillon d\u2019une collection plus vaste, qui offre un\naper\u00e7u complet de centaines de cas classiques de carences observ\u00e9s sur des parcelles\nexp\u00e9rimentales et des champs agricoles situ\u00e9s partout dans le monde. Pour acc\u00e9der \u00e0 la\ncollection compl\u00e8te, vous pouvez visiter le site web de l\u2019IPNI.\u00a0<a href=\"http:\/\/www.ipni.net\/ipniweb\/portal.nsf\/0\/270DC971BEDED1048525786B005CE58C\" target=\"_blank\" rel=\"noopener\">IPNI&#8217;s website<\/a>.<\/p><p>\n\t\t<style>\n\t\t\t#gallery-7 {\n\t\t\t\tmargin: auto;\n\t\t\t}\n\t\t\t#gallery-7 .gallery-item {\n\t\t\t\tfloat: left;\n\t\t\t\tmargin-top: 10px;\n\t\t\t\ttext-align: center;\n\t\t\t\twidth: 33%;\n\t\t\t}\n\t\t\t#gallery-7 img {\n\t\t\t\tborder: 2px solid #cfcfcf;\n\t\t\t}\n\t\t\t#gallery-7 .gallery-caption {\n\t\t\t\tmargin-left: 0;\n\t\t\t}\n\t\t\t\/* see gallery_shortcode() in wp-includes\/media.php *\/\n\t\t<\/style>\n\t\t<div id='gallery-7' class='gallery galleryid-49847 gallery-columns-3 gallery-size-medium'><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/boron_1.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/boron_1-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/boron_1-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/boron_1.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/boron_2.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/boron_2-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/boron_2-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/boron_2.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/boron_3.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/boron_3-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/boron_3-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/boron_3.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><br style=\"clear: both\" \/><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/boron_4.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/boron_4-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/boron_4-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/boron_4.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/boron_5.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/boron_5-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/boron_5-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/boron_5.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/boron_6.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/boron_6-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/boron_6-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/boron_6.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><br style=\"clear: both\" \/><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/boron_7.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/boron_7-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/boron_7-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/boron_7.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/boron_8.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/boron_8-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/boron_8-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/boron_8.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/boron_9.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/boron_9-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/boron_9-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/boron_9.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><br style=\"clear: both\" \/><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/boron_10.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/boron_10-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/boron_10-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/boron_10.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl>\n\t\t\t<br style='clear: both' \/>\n\t\t<\/div>\n<\/p><\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-7b6bb2f4 classdata e-flex e-con-boxed e-con e-parent\" data-id=\"7b6bb2f4\" data-element_type=\"container\" data-e-type=\"container\" id=\"data08\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-66ea443e elementor-tabs-alignment-center elementor-tabs-view-horizontal elementor-widget elementor-widget-tabs\" data-id=\"66ea443e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"tabs.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-tabs\">\n\t\t\t<div class=\"elementor-tabs-wrapper\" role=\"tablist\" >\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-1721\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"true\" data-tab=\"1\" role=\"tab\" tabindex=\"0\" aria-controls=\"elementor-tab-content-1721\" aria-expanded=\"false\">VITE<\/div>\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-1722\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"false\" data-tab=\"2\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-1722\" aria-expanded=\"false\">APPROFONDISSEZ<\/div>\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-1723\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"false\" data-tab=\"3\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-1723\" aria-expanded=\"false\">CARENCE<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t<div class=\"elementor-tabs-content-wrapper\" role=\"tablist\" aria-orientation=\"vertical\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"true\" data-tab=\"1\" role=\"tab\" tabindex=\"0\" aria-controls=\"elementor-tab-content-1721\" aria-expanded=\"false\">VITE<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-1721\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-1721\" tabindex=\"0\" hidden=\"false\"><h2><span style=\"color: #ff1746;\">Cl<\/span> CHLORE<\/h2><p>Les plantes absorbent le chlore (Cl) sous forme d\u2019anion chlorure (Cl<sup>&#8211;<\/sup>). Il intervient dans les\nr\u00e9actions \u00e9nerg\u00e9tiques de la plante. La majeure partie du Cl\u207b pr\u00e9sent dans les sols provient du\nsel pi\u00e9g\u00e9 dans les mat\u00e9riaux parentaux, des a\u00e9rosols marins et des \u00e9missions volcaniques.\nClass\u00e9 comme oligo\u00e9l\u00e9ment, le chlore est requis par toutes les plantes en petites quantit\u00e9s.<\/p><p>\u00a0<\/p><p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-49824 aligncenter\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nutrient-facts-Cl_1e449cfa.jpg\" alt=\"\" width=\"475\" height=\"650\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nutrient-facts-Cl_1e449cfa.jpg 475w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nutrient-facts-Cl_1e449cfa-219x300.jpg 219w\" sizes=\"(max-width: 475px) 100vw, 475px\" \/><\/p><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"false\" data-tab=\"2\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-1722\" aria-expanded=\"false\">APPROFONDISSEZ<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-1722\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"2\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-1722\" tabindex=\"0\" hidden=\"hidden\"><p>Les recherches ont montr\u00e9 que le chlorure (Cl\u207b) r\u00e9duit les effets des maladies fongiques des\nracines, telles que le pi\u00e9tin-\u00e9chaudage (take-all) et la pourriture commune des racines sur les\nc\u00e9r\u00e9ales \u00e0 paille. Il contribue \u00e9galement \u00e0 limiter les infections de maladies fongiques des\nfeuilles et des \u00e9pis des petites c\u00e9r\u00e9ales. Les chercheurs ont \u00e9tabli une corr\u00e9lation entre une\ndiminution des cas de pourriture de la tige du ma\u00efs et un apport ad\u00e9quat en Cl\u207b.<\/p><p>Le chlorure peut \u00eatre appliqu\u00e9 en plein avant le semis ou en couverture avec l\u2019azote (N). La\nsource la plus pratique est le chlorure de potassium (KCl), qui contient environ 47 % de Cl. Les\napplications avant le semis, au semis et en couverture se sont toutes r\u00e9v\u00e9l\u00e9es efficaces. Les\ndoses les plus \u00e9lev\u00e9es doivent \u00eatre apport\u00e9es avant le semis ou en couverture. Le chlorure\n\u00e9tant tr\u00e8s mobile dans le sol, il doit \u00eatre g\u00e9r\u00e9 en cons\u00e9quence.<\/p><p>Le chlorure peut avoir des effets n\u00e9gatifs sur certaines cultures comme le tabac, certaines\nvari\u00e9t\u00e9s de soja, la pomme de terre et certains arbres fruitiers. Les effets varient selon les\nvari\u00e9t\u00e9s, les porte-greffes et l\u2019usage pr\u00e9vu de la culture.<\/p><p class=\"cite\">Source : Soil Fertility Manual (2006), International Plant Nutrition Institute (IPNI) et Foundation for Agronomic Research (FAR)<\/p><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"false\" data-tab=\"3\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-1723\" aria-expanded=\"false\">CARENCE<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-1723\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"3\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-1723\" tabindex=\"0\" hidden=\"hidden\"><p>Les sympt\u00f4mes de carence peuvent varier selon les esp\u00e8ces cultiv\u00e9es, mais des similitudes\nexistent quant \u00e0 l\u2019impact de l\u2019insuffisance en nutriments sur la couleur et l\u2019aspect des tissus\nv\u00e9g\u00e9taux. Les carences en nutriments sont g\u00e9n\u00e9ralement associ\u00e9es \u00e0 l\u2019emplacement physique\nsur la plante (c\u2019est-\u00e0-dire, selon que les sympt\u00f4mes apparaissent principalement sur les tissus\nplus \u00e2g\u00e9s ou sur les tissus nouvellement form\u00e9s), mais ces sympt\u00f4mes peuvent s\u2019\u00e9tendre \u00e0\nmesure que la gravit\u00e9 de la carence progresse.<br \/>(i.e., whether the symptoms are primarily observed on older versus newly formed plant tissue), but these symptoms can spread as the severity of the deficiency progresses.<\/p><p>Toutes les photos sont fournies avec l\u2019aimable autorisation de l\u2019International Plant Nutrition\nInstitute (IPNI) et de sa collection d\u2019images sur les carences en nutriments des cultures. Les\nphotos ci-dessus ne repr\u00e9sentent qu\u2019un \u00e9chantillon d\u2019une collection plus vaste, qui offre un\naper\u00e7u complet de centaines de cas classiques de carences observ\u00e9s sur des parcelles\nexp\u00e9rimentales et des champs agricoles situ\u00e9s partout dans le monde. Pour acc\u00e9der \u00e0 la\ncollection compl\u00e8te, vous pouvez visiter le site web de l\u2019IPNI.\u00a0<a href=\"http:\/\/www.ipni.net\/ipniweb\/portal.nsf\/0\/270DC971BEDED1048525786B005CE58C\" target=\"_blank\" rel=\"noopener\">IPNI&#8217;s website<\/a>.<\/p><p>\n\t\t<style>\n\t\t\t#gallery-8 {\n\t\t\t\tmargin: auto;\n\t\t\t}\n\t\t\t#gallery-8 .gallery-item {\n\t\t\t\tfloat: left;\n\t\t\t\tmargin-top: 10px;\n\t\t\t\ttext-align: center;\n\t\t\t\twidth: 33%;\n\t\t\t}\n\t\t\t#gallery-8 img {\n\t\t\t\tborder: 2px solid #cfcfcf;\n\t\t\t}\n\t\t\t#gallery-8 .gallery-caption {\n\t\t\t\tmargin-left: 0;\n\t\t\t}\n\t\t\t\/* see gallery_shortcode() in wp-includes\/media.php *\/\n\t\t<\/style>\n\t\t<div id='gallery-8' class='gallery galleryid-49847 gallery-columns-3 gallery-size-thumbnail'><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/fr\/chloride_1\/'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/chloride_1-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/chloride_1-150x150.jpg 150w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/chloride_1-200x200.jpg 200w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/fr\/chloride_2\/'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/chloride_2-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/chloride_2-150x150.jpg 150w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/chloride_2-200x200.jpg 200w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/fr\/chloride_3\/'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/chloride_3-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/chloride_3-150x150.jpg 150w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/chloride_3-200x200.jpg 200w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/a>\n\t\t\t<\/dt><\/dl><br style=\"clear: both\" \/><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/fr\/chloride_4\/'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/chloride_4-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/chloride_4-150x150.jpg 150w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/chloride_4-200x200.jpg 200w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/fr\/chloride_5\/'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/chloride_5-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/chloride_5-150x150.jpg 150w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/chloride_5-200x200.jpg 200w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/fr\/chloride_6\/'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/chloride_6-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/chloride_6-150x150.jpg 150w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/chloride_6-200x200.jpg 200w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/a>\n\t\t\t<\/dt><\/dl><br style=\"clear: both\" \/>\n\t\t<\/div>\n<\/p><\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-538ed051 classdata e-flex e-con-boxed e-con e-parent\" data-id=\"538ed051\" data-element_type=\"container\" data-e-type=\"container\" id=\"data09\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1dd6617b elementor-tabs-alignment-center elementor-tabs-view-horizontal elementor-widget elementor-widget-tabs\" data-id=\"1dd6617b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"tabs.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-tabs\">\n\t\t\t<div class=\"elementor-tabs-wrapper\" role=\"tablist\" >\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-5001\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"true\" data-tab=\"1\" role=\"tab\" tabindex=\"0\" aria-controls=\"elementor-tab-content-5001\" aria-expanded=\"false\">VITE<\/div>\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-5002\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"false\" data-tab=\"2\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-5002\" aria-expanded=\"false\">APPROFONDISSEZ<\/div>\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-5003\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"false\" data-tab=\"3\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-5003\" aria-expanded=\"false\">CARENCE<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t<div class=\"elementor-tabs-content-wrapper\" role=\"tablist\" aria-orientation=\"vertical\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"true\" data-tab=\"1\" role=\"tab\" tabindex=\"0\" aria-controls=\"elementor-tab-content-5001\" aria-expanded=\"false\">VITE<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-5001\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-5001\" tabindex=\"0\" hidden=\"false\"><h2><span style=\"color: #ff1746;\">Mn<\/span>\u00a0MANGAN\u00c8SE<\/h2><p>Le mangan\u00e8se (Mn) agit principalement au sein des syst\u00e8mes enzymatiques des plantes. Il\nactive plusieurs r\u00e9actions m\u00e9taboliques importantes et joue un r\u00f4le direct dans la\nphotosynth\u00e8se. Le mangan\u00e8se acc\u00e9l\u00e8re la germination et la maturation tout en augmentant la\ndisponibilit\u00e9 du phosphore (P) et du calcium (Ca).<\/p><p>\u00a0<\/p><p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-49826 aligncenter\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nutrient-facts-Mn_1e449cfa.jpg\" alt=\"\" width=\"475\" height=\"650\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nutrient-facts-Mn_1e449cfa.jpg 475w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nutrient-facts-Mn_1e449cfa-219x300.jpg 219w\" sizes=\"(max-width: 475px) 100vw, 475px\" \/><\/p><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"false\" data-tab=\"2\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-5002\" aria-expanded=\"false\">APPROFONDISSEZ<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-5002\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"2\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-5002\" tabindex=\"0\" hidden=\"hidden\"><p>Le mangan\u00e8se (Mn) est absorb\u00e9 par les plantes sous forme de cation divalent Mn<sup>2+<\/sup>. Il agit\nprincipalement au sein des syst\u00e8mes enzymatiques des plantes. Il active plusieurs r\u00e9actions\nm\u00e9taboliques importantes et joue un r\u00f4le direct dans la photosynth\u00e8se en participant \u00e0 la\nsynth\u00e8se de la chlorophylle. Le mangan\u00e8se acc\u00e9l\u00e8re la germination et la maturation, tout en\naugmentant la disponibilit\u00e9 du phosphore (P) et du calcium (Ca).<\/p><p>Le mangan\u00e8se est immobile dans les plantes, si bien que les sympt\u00f4mes de carence\napparaissent d\u2019abord sur les jeunes feuilles, sous forme de jaunissement entre les nervures.\nParfois, une s\u00e9rie de petites taches brun-noir apparaissent. Chez les c\u00e9r\u00e9ales \u00e0 paille, on\nobserve des zones gris\u00e2tres pr\u00e8s de la base des jeunes feuilles. Les carences en mangan\u00e8se \nsont les plus fr\u00e9quentes dans les sols riches en mati\u00e8re organique, dans les sols naturellement\npauvres en Mn et dans ceux au pH neutre \u00e0 alcalin. Chez certaines esp\u00e8ces, un retard de\nmaturit\u00e9 constitue un autre sympt\u00f4me de carence. Des taches blanc-gris\u00e2tre sur les feuilles de\ncertaines c\u00e9r\u00e9ales et des entre-n\u0153uds raccourcis chez le coton sont \u00e9galement caract\u00e9ristiques\nd\u2019une carence en Mn.<\/p><p>Les carences en mangan\u00e8se sont souvent associ\u00e9es aux sols \u00e0 pH \u00e9lev\u00e9, ce qui peut r\u00e9sulter\nd\u2019un d\u00e9s\u00e9quilibre avec d\u2019autres nutriments tels que le Ca, le magn\u00e9sium (Mg) et le fer (Fe).\nL\u2019humidit\u00e9 du sol affecte \u00e9galement la disponibilit\u00e9 du Mn. Les sympt\u00f4mes de carence sont les\nplus s\u00e9v\u00e8res dans les sols riches en mati\u00e8re organique, au printemps, lorsque les sols sont\ngorg\u00e9s d\u2019eau et que les temp\u00e9ratures sont basses. Ces sympt\u00f4mes disparaissent g\u00e9n\u00e9ralement\nlorsque les sols s\u2019ass\u00e8chent et que les temp\u00e9ratures augmentent.<\/p><p>Les carences en mangan\u00e8se peuvent \u00eatre corrig\u00e9es de plusieurs fa\u00e7ons:<\/p><ul><li>Si le chaulage est \u00e0 l\u2019origine de la carence, maintenir le pH du sol en dessous de 6,5.<\/li><li>M\u00e9langer des sels solubles, comme le sulfate de Mn (MnSO<sub>4<\/sub>), avec l\u2019engrais starter et\nappliquer en bandes. Un engrais starter riche en P aide \u00e0 mobiliser le Mn dans la plante.<\/li><li>Une carence observ\u00e9e au champ peut \u00eatre corrig\u00e9e par une application foliaire.<\/li><\/ul><p>Dans certains sols, un pH extr\u00eamement acide peut provoquer une toxicit\u00e9 du Mn pour les\ncultures. Le pH du sol doit \u00eatre de 5,0 ou moins avant que cette toxicit\u00e9 devienne significative.\nCependant, des niveaux toxiques de Mn dans les plantes ont \u00e9t\u00e9 mesur\u00e9s jusqu\u2019\u00e0 un pH de 5,8.\nLe chaulage permet d\u2019\u00e9liminer ce probl\u00e8me.<\/p><p class=\"cite\">Source : Soil Fertility Manual (2006), International Plant Nutrition Institute (IPNI) et Foundation for Agronomic Research (FAR)<\/p><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"false\" data-tab=\"3\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-5003\" aria-expanded=\"false\">CARENCE<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-5003\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"3\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-5003\" tabindex=\"0\" hidden=\"hidden\"><p>Les sympt\u00f4mes de carence peuvent varier selon les esp\u00e8ces cultiv\u00e9es, mais des similitudes\nexistent quant \u00e0 l\u2019impact de l\u2019insuffisance en nutriments sur la couleur et l\u2019aspect des tissus\nv\u00e9g\u00e9taux. Les carences en nutriments sont g\u00e9n\u00e9ralement associ\u00e9es \u00e0 l\u2019emplacement physique\nsur la plante (c\u2019est-\u00e0-dire, selon que les sympt\u00f4mes apparaissent principalement sur les tissus\nplus \u00e2g\u00e9s ou sur les tissus nouvellement form\u00e9s), mais ces sympt\u00f4mes peuvent s\u2019\u00e9tendre \u00e0\nmesure que la gravit\u00e9 de la carence progresse.<br \/>(i.e., whether the symptoms are primarily observed on older versus newly formed plant tissue), but these symptoms can spread as the severity of the deficiency progresses.<\/p><p>Toutes les photos sont fournies avec l\u2019aimable autorisation de l\u2019International Plant Nutrition\nInstitute (IPNI) et de sa collection d\u2019images sur les carences en nutriments des cultures. Les\nphotos ci-dessus ne repr\u00e9sentent qu\u2019un \u00e9chantillon d\u2019une collection plus vaste, qui offre un\naper\u00e7u complet de centaines de cas classiques de carences observ\u00e9s sur des parcelles\nexp\u00e9rimentales et des champs agricoles situ\u00e9s partout dans le monde. Pour acc\u00e9der \u00e0 la\ncollection compl\u00e8te, vous pouvez visiter le site web de l\u2019IPNI.\u00a0<a href=\"http:\/\/www.ipni.net\/ipniweb\/portal.nsf\/0\/270DC971BEDED1048525786B005CE58C\" target=\"_blank\" rel=\"noopener\">IPNI&#8217;s website<\/a>.<\/p><p>\n\t\t<style>\n\t\t\t#gallery-9 {\n\t\t\t\tmargin: auto;\n\t\t\t}\n\t\t\t#gallery-9 .gallery-item {\n\t\t\t\tfloat: left;\n\t\t\t\tmargin-top: 10px;\n\t\t\t\ttext-align: center;\n\t\t\t\twidth: 33%;\n\t\t\t}\n\t\t\t#gallery-9 img {\n\t\t\t\tborder: 2px solid #cfcfcf;\n\t\t\t}\n\t\t\t#gallery-9 .gallery-caption {\n\t\t\t\tmargin-left: 0;\n\t\t\t}\n\t\t\t\/* see gallery_shortcode() in wp-includes\/media.php *\/\n\t\t<\/style>\n\t\t<div id='gallery-9' class='gallery galleryid-49847 gallery-columns-3 gallery-size-medium'><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/manganese_1.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/manganese_1-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/manganese_1-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/manganese_1.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/manganese_2.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/manganese_2-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/manganese_2-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/manganese_2.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/manganese_3.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/manganese_3-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/manganese_3-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/manganese_3.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><br style=\"clear: both\" \/><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/manganese_4.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/manganese_4-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/manganese_4-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/manganese_4.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/manganese_5.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/manganese_5-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/manganese_5-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/manganese_5.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/manganese_6.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/manganese_6-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/manganese_6-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/manganese_6.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><br style=\"clear: both\" \/><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/manganese_7.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/manganese_7-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/manganese_7-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/manganese_7.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/manganese_8.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/manganese_8-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/manganese_8-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/manganese_8.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/manganese_9.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/manganese_9-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/manganese_9-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/manganese_9.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><br style=\"clear: both\" \/><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/manganese_10.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/manganese_10-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/manganese_10-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/manganese_10.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl>\n\t\t\t<br style='clear: both' \/>\n\t\t<\/div>\n<\/p><\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-6c6ad892 classdata e-flex e-con-boxed e-con e-parent\" data-id=\"6c6ad892\" data-element_type=\"container\" data-e-type=\"container\" id=\"data10\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1dc9dcb6 elementor-tabs-alignment-center elementor-tabs-view-horizontal elementor-widget elementor-widget-tabs\" data-id=\"1dc9dcb6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"tabs.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-tabs\">\n\t\t\t<div class=\"elementor-tabs-wrapper\" role=\"tablist\" >\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-4991\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"true\" data-tab=\"1\" role=\"tab\" tabindex=\"0\" aria-controls=\"elementor-tab-content-4991\" aria-expanded=\"false\">VITE<\/div>\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-4992\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"false\" data-tab=\"2\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-4992\" aria-expanded=\"false\">APPROFONDISSEZ<\/div>\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-4993\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"false\" data-tab=\"3\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-4993\" aria-expanded=\"false\">CARENCE<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t<div class=\"elementor-tabs-content-wrapper\" role=\"tablist\" aria-orientation=\"vertical\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"true\" data-tab=\"1\" role=\"tab\" tabindex=\"0\" aria-controls=\"elementor-tab-content-4991\" aria-expanded=\"false\">VITE<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-4991\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-4991\" tabindex=\"0\" hidden=\"false\"><h2><span style=\"color: #ff1746;\">Fe<\/span>\u00a0FER<\/h2><p>Le fer (Fe) est essentiel \u00e0 la croissance des cultures et \u00e0 la production alimentaire. Les plantes\nabsorbent le fer sous forme de cation ferreux (Fe<sup>2+<\/sup>). Le fer est un composant de nombreuses\nenzymes impliqu\u00e9es dans le transfert d\u2019\u00e9nergie, la r\u00e9duction et la fixation de l\u2019azote, ainsi que\ndans la formation de la lignine.<\/p><p>\u00a0<\/p><p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-49828 aligncenter\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nutrient-facts-Fe_1e449cfa.jpg\" alt=\"\" width=\"475\" height=\"650\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nutrient-facts-Fe_1e449cfa.jpg 475w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nutrient-facts-Fe_1e449cfa-219x300.jpg 219w\" sizes=\"(max-width: 475px) 100vw, 475px\" \/><\/p><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"false\" data-tab=\"2\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-4992\" aria-expanded=\"false\">APPROFONDISSEZ<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-4992\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"2\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-4992\" tabindex=\"0\" hidden=\"hidden\"><p>Le fer (Fe) participe \u00e0 la production de chlorophylle, et la chlorose ferrique est facilement\nreconnaissable sur les cultures sensibles au Fe cultiv\u00e9es sur sols calcaires. Le fer entre\n\u00e9galement dans la composition de nombreuses enzymes impliqu\u00e9es dans le transfert d\u2019\u00e9nergie,\nla r\u00e9duction et la fixation de l\u2019azote ainsi que dans la formation de la lignine. Dans les plantes,\nle fer s\u2019associe au soufre pour former des compos\u00e9s qui catalysent d\u2019autres r\u00e9actions.<\/p><p>Les carences en fer se manifestent principalement par un jaunissement des feuilles d\u00fb \u00e0 de\nfaibles niveaux de chlorophylle. Le jaunissement des feuilles appara\u00eet d\u2019abord sur les jeunes\nfeuilles sup\u00e9rieures, dans les tissus internervaires. En cas de carence s\u00e9v\u00e8re en Fe, les feuilles\ndeviennent compl\u00e8tement jaunes ou presque blanches, puis brunissent en mourant.<\/p><p>Les carences en fer apparaissent principalement dans les sols calcaires (\u00e0 pH \u00e9lev\u00e9), bien que\ncertains sols acides et sableux pauvres en mati\u00e8re organique puissent \u00e9galement pr\u00e9senter une\ncarence en Fe. Un temps frais et humide accentue les carences en fer, en particulier dans les\nsols o\u00f9 les niveaux disponibles de Fe sont marginaux. Un sol mal a\u00e9r\u00e9 ou fortement compact\u00e9\nr\u00e9duit aussi l\u2019absorption du Fe par les plantes. L\u2019absorption du fer diminue \u00e0 mesure que le pH\ndu sol augmente et elle est \u00e9galement perturb\u00e9e par des teneurs \u00e9lev\u00e9es en phosphore,\nmangan\u00e8se et zinc disponibles dans le sol.<\/p><p>Comme les apports au sol de la plupart des sources de fer sont g\u00e9n\u00e9ralement inefficaces pour\ncorriger les carences en Fe des cultures, les pulv\u00e9risations foliaires sont la m\u00e9thode\nrecommand\u00e9e. La dose appliqu\u00e9e doit \u00eatre suffisante pour mouiller le feuillage : en pratique,\non pulv\u00e9rise une solution de FeSO\u2084 \u00e0 3\u20134 % \u00e0 raison de 20 \u00e0 40 gallons par acre. L\u2019ajout d\u2019un\nagent mouillant-adh\u00e9sif \u00e0 la pulv\u00e9risation am\u00e9liore son adh\u00e9rence au feuillage et favorise ainsi\nl\u2019absorption du Fe par la plante. N\u00e9anmoins, la correction de la chlorose peut n\u00e9cessiter plus\nd\u2019une application foliaire de Fe.<sub>4<\/sub>\u00a0solution at 20 to 40 gallons per acre is typical. Including a sticker-spreader agent in the spray helps improve its adherence to the plant foliage for increased Fe absorption by the plant. Even so, correcting chlorosis may require more than one foliar Fe application.<\/p><p class=\"cite\">Source : Soil Fertility Manual (2006), International Plant Nutrition Institute (IPNI) et Foundation for Agronomic Research (FAR)<\/p><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"false\" data-tab=\"3\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-4993\" aria-expanded=\"false\">CARENCE<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-4993\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"3\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-4993\" tabindex=\"0\" hidden=\"hidden\"><p>Les sympt\u00f4mes de carence peuvent varier selon les esp\u00e8ces cultiv\u00e9es, mais des similitudes\nexistent quant \u00e0 l\u2019impact de l\u2019insuffisance en nutriments sur la couleur et l\u2019aspect des tissus\nv\u00e9g\u00e9taux. Les carences en nutriments sont g\u00e9n\u00e9ralement associ\u00e9es \u00e0 l\u2019emplacement physique\nsur la plante (c\u2019est-\u00e0-dire, selon que les sympt\u00f4mes apparaissent principalement sur les tissus\nplus \u00e2g\u00e9s ou sur les tissus nouvellement form\u00e9s), mais ces sympt\u00f4mes peuvent s\u2019\u00e9tendre \u00e0\nmesure que la gravit\u00e9 de la carence progresse.<br \/>(i.e., whether the symptoms are primarily observed on older versus newly formed plant tissue), but these symptoms can spread as the severity of the deficiency progresses.<\/p><p>Toutes les photos sont fournies avec l\u2019aimable autorisation de l\u2019International Plant Nutrition\nInstitute (IPNI) et de sa collection d\u2019images sur les carences en nutriments des cultures. Les\nphotos ci-dessus ne repr\u00e9sentent qu\u2019un \u00e9chantillon d\u2019une collection plus vaste, qui offre un\naper\u00e7u complet de centaines de cas classiques de carences observ\u00e9s sur des parcelles\nexp\u00e9rimentales et des champs agricoles situ\u00e9s partout dans le monde. Pour acc\u00e9der \u00e0 la\ncollection compl\u00e8te, vous pouvez visiter le site web de l\u2019IPNI.\u00a0<a href=\"http:\/\/www.ipni.net\/ipniweb\/portal.nsf\/0\/270DC971BEDED1048525786B005CE58C\" target=\"_blank\" rel=\"noopener\">IPNI&#8217;s website<\/a>.<\/p><p>\n\t\t<style>\n\t\t\t#gallery-10 {\n\t\t\t\tmargin: auto;\n\t\t\t}\n\t\t\t#gallery-10 .gallery-item {\n\t\t\t\tfloat: left;\n\t\t\t\tmargin-top: 10px;\n\t\t\t\ttext-align: center;\n\t\t\t\twidth: 33%;\n\t\t\t}\n\t\t\t#gallery-10 img {\n\t\t\t\tborder: 2px solid #cfcfcf;\n\t\t\t}\n\t\t\t#gallery-10 .gallery-caption {\n\t\t\t\tmargin-left: 0;\n\t\t\t}\n\t\t\t\/* see gallery_shortcode() in wp-includes\/media.php *\/\n\t\t<\/style>\n\t\t<div id='gallery-10' class='gallery galleryid-49847 gallery-columns-3 gallery-size-medium'><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/iron_1.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/iron_1-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/iron_1-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/iron_1.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/iron_2.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/iron_2-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/iron_2-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/iron_2.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/iron_3.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/iron_3-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/iron_3-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/iron_3.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><br style=\"clear: both\" \/><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/iron_4.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/iron_4-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/iron_4-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/iron_4.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/iron_5.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/iron_5-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/iron_5-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/iron_5.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/iron_6.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/iron_6-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/iron_6-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/iron_6.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><br style=\"clear: both\" \/><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/iron_7.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/iron_7-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/iron_7-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/iron_7.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/iron_8.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/iron_8-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/iron_8-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/iron_8.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/iron_9.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/iron_9-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/iron_9-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/iron_9.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><br style=\"clear: both\" \/><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/iron_10.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/iron_10-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/iron_10-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/iron_10.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl>\n\t\t\t<br style='clear: both' \/>\n\t\t<\/div>\n<\/p><\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-1d4ef426 classdata e-flex e-con-boxed e-con e-parent\" data-id=\"1d4ef426\" data-element_type=\"container\" data-e-type=\"container\" id=\"data11\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-b47394b elementor-tabs-alignment-center elementor-tabs-view-horizontal elementor-widget elementor-widget-tabs\" data-id=\"b47394b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"tabs.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-tabs\">\n\t\t\t<div class=\"elementor-tabs-wrapper\" role=\"tablist\" >\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-1891\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"true\" data-tab=\"1\" role=\"tab\" tabindex=\"0\" aria-controls=\"elementor-tab-content-1891\" aria-expanded=\"false\">VITE<\/div>\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-1892\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"false\" data-tab=\"2\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-1892\" aria-expanded=\"false\">CARENCE<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t<div class=\"elementor-tabs-content-wrapper\" role=\"tablist\" aria-orientation=\"vertical\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"true\" data-tab=\"1\" role=\"tab\" tabindex=\"0\" aria-controls=\"elementor-tab-content-1891\" aria-expanded=\"false\">VITE<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-1891\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-1891\" tabindex=\"0\" hidden=\"false\"><h2><span style=\"color: #ff1746;\">Ni<\/span>\u00a0NICKEL<\/h2><p>Le nickel (Ni) a \u00e9t\u00e9 ajout\u00e9 \u00e0 la liste des \u00e9l\u00e9ments nutritifs essentiels pour les plantes \u00e0 la fin du\nXX\u1d49 si\u00e8cle. Les plantes absorbent le Ni sous forme de cation divalent Ni<sup>2+<\/sup>. Il est requis en tr\u00e8s\npetites quantit\u00e9s, le seuil critique semblant se situer autour de 1,1 partie par million.<\/p><p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-49830 aligncenter\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nutrient-facts-Ni_1e449cfa.jpg\" alt=\"\" width=\"475\" height=\"650\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nutrient-facts-Ni_1e449cfa.jpg 475w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nutrient-facts-Ni_1e449cfa-219x300.jpg 219w\" sizes=\"(max-width: 475px) 100vw, 475px\" \/><\/p><p>\u00a0<\/p><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"false\" data-tab=\"2\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-1892\" aria-expanded=\"false\">CARENCE<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-1892\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"2\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-1892\" tabindex=\"0\" hidden=\"hidden\"><p>Les sympt\u00f4mes de carence peuvent varier selon les esp\u00e8ces cultiv\u00e9es, mais des similitudes\nexistent quant \u00e0 l\u2019impact de l\u2019insuffisance en nutriments sur la couleur et l\u2019aspect des tissus\nv\u00e9g\u00e9taux. Les carences en nutriments sont g\u00e9n\u00e9ralement associ\u00e9es \u00e0 l\u2019emplacement physique\nsur la plante (c\u2019est-\u00e0-dire, selon que les sympt\u00f4mes apparaissent principalement sur les tissus\nplus \u00e2g\u00e9s ou sur les tissus nouvellement form\u00e9s), mais ces sympt\u00f4mes peuvent s\u2019\u00e9tendre \u00e0\nmesure que la gravit\u00e9 de la carence progresse.<br \/>(i.e., whether the symptoms are primarily observed on older versus newly formed plant tissue), but these symptoms can spread as the severity of the deficiency progresses.<\/p><p>Toutes les photos sont fournies avec l\u2019aimable autorisation de l\u2019International Plant Nutrition\nInstitute (IPNI) et de sa collection d\u2019images sur les carences en nutriments des cultures. Les\nphotos ci-dessus ne repr\u00e9sentent qu\u2019un \u00e9chantillon d\u2019une collection plus vaste, qui offre un\naper\u00e7u complet de centaines de cas classiques de carences observ\u00e9s sur des parcelles\nexp\u00e9rimentales et des champs agricoles situ\u00e9s partout dans le monde. Pour acc\u00e9der \u00e0 la\ncollection compl\u00e8te, vous pouvez visiter le site web de l\u2019IPNI.\u00a0<a href=\"http:\/\/www.ipni.net\/ipniweb\/portal.nsf\/0\/270DC971BEDED1048525786B005CE58C\" target=\"_blank\" rel=\"noopener\">IPNI&#8217;s website<\/a>.<\/p><p>\n\t\t<style>\n\t\t\t#gallery-11 {\n\t\t\t\tmargin: auto;\n\t\t\t}\n\t\t\t#gallery-11 .gallery-item {\n\t\t\t\tfloat: left;\n\t\t\t\tmargin-top: 10px;\n\t\t\t\ttext-align: center;\n\t\t\t\twidth: 33%;\n\t\t\t}\n\t\t\t#gallery-11 img {\n\t\t\t\tborder: 2px solid #cfcfcf;\n\t\t\t}\n\t\t\t#gallery-11 .gallery-caption {\n\t\t\t\tmargin-left: 0;\n\t\t\t}\n\t\t\t\/* see gallery_shortcode() in wp-includes\/media.php *\/\n\t\t<\/style>\n\t\t<div id='gallery-11' class='gallery galleryid-49847 gallery-columns-3 gallery-size-medium'><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nickel_1.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nickel_1-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nickel_1-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nickel_1.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nickel_2.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nickel_2-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nickel_2-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nickel_2.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl>\n\t\t\t<br style='clear: both' \/>\n\t\t<\/div>\n<\/p><\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-21f64e12 classdata e-flex e-con-boxed e-con e-parent\" data-id=\"21f64e12\" data-element_type=\"container\" data-e-type=\"container\" id=\"data12\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6709d3e1 elementor-tabs-alignment-center elementor-tabs-view-horizontal elementor-widget elementor-widget-tabs\" data-id=\"6709d3e1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"tabs.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-tabs\">\n\t\t\t<div class=\"elementor-tabs-wrapper\" role=\"tablist\" >\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-1721\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"true\" data-tab=\"1\" role=\"tab\" tabindex=\"0\" aria-controls=\"elementor-tab-content-1721\" aria-expanded=\"false\">VITE<\/div>\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-1722\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"false\" data-tab=\"2\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-1722\" aria-expanded=\"false\">APPROFONDISSEZ<\/div>\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-1723\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"false\" data-tab=\"3\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-1723\" aria-expanded=\"false\">CARENCE<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t<div class=\"elementor-tabs-content-wrapper\" role=\"tablist\" aria-orientation=\"vertical\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"true\" data-tab=\"1\" role=\"tab\" tabindex=\"0\" aria-controls=\"elementor-tab-content-1721\" aria-expanded=\"false\">VITE<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-1721\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-1721\" tabindex=\"0\" hidden=\"false\"><h2><span style=\"color: #ff1746;\">Cu<\/span>\u00a0CUIVRE<\/h2><p>Le cuivre (Cu) active des enzymes et catalyse des r\u00e9actions dans plusieurs processus de\ncroissance des plantes. La production de vitamine A est \u00e9troitement li\u00e9e \u00e0 la pr\u00e9sence de Cu,\nqui contribue \u00e9galement \u00e0 assurer une synth\u00e8se prot\u00e9ique efficace. Class\u00e9 parmi les\noligo\u00e9l\u00e9ments, cet \u00e9l\u00e9ment nutritif essentiel n\u2019est requis qu\u2019en tr\u00e8s petites quantit\u00e9s pour\nassurer la survie des plantes.<\/p><p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-49832 aligncenter\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nutrient-facts-Cu_1e449cfa.jpg\" alt=\"\" width=\"475\" height=\"650\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nutrient-facts-Cu_1e449cfa.jpg 475w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nutrient-facts-Cu_1e449cfa-219x300.jpg 219w\" sizes=\"(max-width: 475px) 100vw, 475px\" \/><\/p><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"false\" data-tab=\"2\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-1722\" aria-expanded=\"false\">APPROFONDISSEZ<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-1722\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"2\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-1722\" tabindex=\"0\" hidden=\"hidden\"><p>Le cuivre (Cu) est n\u00e9cessaire au m\u00e9tabolisme des glucides et de l\u2019azote ; ainsi, une quantit\u00e9 insuffisante de Cu entra\u00eene un nanisme des plantes. Le cuivre est \u00e9galement requis pour la synth\u00e8se de la lignine, indispensable \u00e0 la solidit\u00e9 des parois cellulaires et \u00e0 la pr\u00e9vention du fl\u00e9trissement. Les sympt\u00f4mes de carence en Cu comprennent le d\u00e9p\u00e9rissement des tiges et des rameaux, le jaunissement des feuilles, une croissance ralentie et des feuilles vert p\u00e2le qui se fanent facilement. Les sympt\u00f4mes apparaissent g\u00e9n\u00e9ralement sur les jeunes plantes.<\/p><p>Les carences en cuivre sont principalement observ\u00e9es sur les sols organiques et sur les sols sableux pauvres en mati\u00e8re organique. L\u2019absorption du Cu diminue lorsque le pH du sol augmente. Une disponibilit\u00e9 accrue de phosphore et de fer dans les sols r\u00e9duit \u00e9galement l\u2019absorption du Cu par les plantes.<\/p><p>Les doses recommand\u00e9es de Cu varient de 3 \u00e0 10 livres par acre, sous forme de CuSO\u2084 ou de CuO finement broy\u00e9. Les effets r\u00e9siduels du Cu appliqu\u00e9 sont tr\u00e8s marqu\u00e9s, les chercheurs observant des r\u00e9ponses jusqu\u2019\u00e0 huit ans apr\u00e8s l\u2019application. En raison de ces effets r\u00e9siduels, des analyses de sol sont essentielles pour surveiller une \u00e9ventuelle accumulation de Cu \u00e0 des niveaux toxiques dans les sols faisant l\u2019objet d\u2019une fertilisation en cuivre. Les analyses foliaires peuvent \u00e9galement \u00eatre utilis\u00e9es pour surveiller les niveaux de Cu dans les tissus v\u00e9g\u00e9taux. Lorsque les niveaux de Cu disponible d\u00e9passent la plage de carence, les producteurs doivent r\u00e9duire ou cesser les apports.<sub>4<\/sub>\u00a0or finely ground CuO. Residual effects of applied Cu are very marked, with researchers noting responses up to eight years after application. Because of these residual effects, soil tests are essential to monitor possible Cu accumulations to toxic levels in soils undergoing Cu fertilization. Plant analyses also can be used to monitor Cu levels in plant tissues. When available Cu levels increase beyond the deficiency range, growers should decrease or stop applying it.<\/p><p class=\"cite\">Source : Soil Fertility Manual (2006), International Plant Nutrition Institute (IPNI) et Foundation for Agronomic Research (FAR)<\/p><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"false\" data-tab=\"3\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-1723\" aria-expanded=\"false\">CARENCE<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-1723\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"3\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-1723\" tabindex=\"0\" hidden=\"hidden\"><p>Les sympt\u00f4mes de carence peuvent varier selon les esp\u00e8ces cultiv\u00e9es, mais des similitudes\nexistent quant \u00e0 l\u2019impact de l\u2019insuffisance en nutriments sur la couleur et l\u2019aspect des tissus\nv\u00e9g\u00e9taux. Les carences en nutriments sont g\u00e9n\u00e9ralement associ\u00e9es \u00e0 l\u2019emplacement physique\nsur la plante (c\u2019est-\u00e0-dire, selon que les sympt\u00f4mes apparaissent principalement sur les tissus\nplus \u00e2g\u00e9s ou sur les tissus nouvellement form\u00e9s), mais ces sympt\u00f4mes peuvent s\u2019\u00e9tendre \u00e0\nmesure que la gravit\u00e9 de la carence progresse.<br \/>(i.e., whether the symptoms are primarily observed on older versus newly formed plant tissue), but these symptoms can spread as the severity of the deficiency progresses.<\/p><p>Toutes les photos sont fournies avec l\u2019aimable autorisation de l\u2019International Plant Nutrition\nInstitute (IPNI) et de sa collection d\u2019images sur les carences en nutriments des cultures. Les\nphotos ci-dessus ne repr\u00e9sentent qu\u2019un \u00e9chantillon d\u2019une collection plus vaste, qui offre un\naper\u00e7u complet de centaines de cas classiques de carences observ\u00e9s sur des parcelles\nexp\u00e9rimentales et des champs agricoles situ\u00e9s partout dans le monde. Pour acc\u00e9der \u00e0 la\ncollection compl\u00e8te, vous pouvez visiter le site web de l\u2019IPNI.\u00a0<a href=\"http:\/\/www.ipni.net\/ipniweb\/portal.nsf\/0\/270DC971BEDED1048525786B005CE58C\" target=\"_blank\" rel=\"noopener\">IPNI&#8217;s website<\/a>.<\/p><p>\n\t\t<style>\n\t\t\t#gallery-12 {\n\t\t\t\tmargin: auto;\n\t\t\t}\n\t\t\t#gallery-12 .gallery-item {\n\t\t\t\tfloat: left;\n\t\t\t\tmargin-top: 10px;\n\t\t\t\ttext-align: center;\n\t\t\t\twidth: 33%;\n\t\t\t}\n\t\t\t#gallery-12 img {\n\t\t\t\tborder: 2px solid #cfcfcf;\n\t\t\t}\n\t\t\t#gallery-12 .gallery-caption {\n\t\t\t\tmargin-left: 0;\n\t\t\t}\n\t\t\t\/* see gallery_shortcode() in wp-includes\/media.php *\/\n\t\t<\/style>\n\t\t<div id='gallery-12' class='gallery galleryid-49847 gallery-columns-3 gallery-size-medium'><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/copper_1-1.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/copper_1-1-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/copper_1-1-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/copper_1-1.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/copper_2-1.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/copper_2-1-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/copper_2-1-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/copper_2-1.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/copper_3-1.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/copper_3-1-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/copper_3-1-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/copper_3-1.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><br style=\"clear: both\" \/><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/copper_4-1.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/copper_4-1-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/copper_4-1-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/copper_4-1.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/copper_5-1.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/copper_5-1-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/copper_5-1-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/copper_5-1.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/copper_6-1.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/copper_6-1-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/copper_6-1-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/copper_6-1.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><br style=\"clear: both\" \/>\n\t\t<\/div>\n<\/p><\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-c18f171 classdata e-flex e-con-boxed e-con e-parent\" data-id=\"c18f171\" data-element_type=\"container\" data-e-type=\"container\" id=\"data13\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1da918c9 elementor-tabs-alignment-center elementor-tabs-view-horizontal elementor-widget elementor-widget-tabs\" data-id=\"1da918c9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"tabs.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-tabs\">\n\t\t\t<div class=\"elementor-tabs-wrapper\" role=\"tablist\" >\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-4971\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"true\" data-tab=\"1\" role=\"tab\" tabindex=\"0\" aria-controls=\"elementor-tab-content-4971\" aria-expanded=\"false\">VITE<\/div>\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-4972\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"false\" data-tab=\"2\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-4972\" aria-expanded=\"false\">APPROFONDISSEZ<\/div>\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-4973\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"false\" data-tab=\"3\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-4973\" aria-expanded=\"false\">CARENCE<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t<div class=\"elementor-tabs-content-wrapper\" role=\"tablist\" aria-orientation=\"vertical\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"true\" data-tab=\"1\" role=\"tab\" tabindex=\"0\" aria-controls=\"elementor-tab-content-4971\" aria-expanded=\"false\">VITE<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-4971\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-4971\" tabindex=\"0\" hidden=\"false\"><h2><span style=\"color: #ff1746;\">Zn<\/span>\u00a0ZINC<\/h2><p>Le zinc (Zn) est absorb\u00e9 par les plantes sous forme de cation divalent Zn<sup>2+<\/sup>\u00a0. Il a \u00e9t\u00e9 l\u2019un des\npremiers oligo\u00e9l\u00e9ments reconnus comme essentiels pour les plantes et il est celui qui limite le\nplus souvent les rendements. Bien que le Zn ne soit requis qu\u2019en petites quantit\u00e9s, il est\nimpossible d\u2019obtenir des rendements \u00e9lev\u00e9s sans lui.<\/p><p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-49834 aligncenter\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nutrient-facts-Zn_1e449cf9.jpg\" alt=\"\" width=\"475\" height=\"650\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nutrient-facts-Zn_1e449cf9.jpg 475w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nutrient-facts-Zn_1e449cf9-219x300.jpg 219w\" sizes=\"(max-width: 475px) 100vw, 475px\" \/><\/p><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"false\" data-tab=\"2\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-4972\" aria-expanded=\"false\">APPROFONDISSEZ<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-4972\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"2\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-4972\" tabindex=\"0\" hidden=\"hidden\"><p>La carence en zinc (Zn) est en augmentation dans le Midwest, et elle est plus susceptible de se\nproduire dans les champs de ma\u00efs que dans ceux de soja. Cela s\u2019explique en partie par des\nsemis de ma\u00efs plus pr\u00e9coces dans des sols frais et humides. De plus, la quantit\u00e9 plus\nimportante de r\u00e9sidus r\u00e9sultant de rendements \u00e9lev\u00e9s en grains accentue la pression exerc\u00e9e\nsur les jeunes plants pour absorber le Zn du sol.<\/p><p>Le zinc joue un r\u00f4le majeur dans les syst\u00e8mes enzymatiques qui r\u00e9gulent les premiers stades de\ncroissance. Il est vital pour le d\u00e9veloppement des fruits, des graines et du syst\u00e8me racinaire,\npour la photosynth\u00e8se, la formation de r\u00e9gulateurs de croissance v\u00e9g\u00e9tale et la protection des\ncultures contre le stress. De plus, le Zn agit en synergie avec l\u2019azote (N), le phosphore (P) et le\npotassium (K) dans de nombreux processus de d\u00e9veloppement des plantes.<\/p><p>Les sols n\u00e9cessitent du Zn en tr\u00e8s petites quantit\u00e9s par rapport \u00e0 l\u2019azote ou au potassium.\nEnviron une demi-livre de Zn par acre est suffisante pour une production de ma\u00efs \u00e0 haut\nrendement (180 boisseaux par acre). Le bl\u00e9 \u00e0 60 boisseaux a besoin d\u2019environ 0,28 livre de Zn\npar acre. Pourtant, un manque de Zn peut limiter la croissance des plantes, tout comme une\ncarence en N ou en K, si le sol en est d\u00e9ficient ou si l\u2019absorption par la culture est restreinte.<\/p><p>En plus d\u2019\u00eatre un composant essentiel de divers syst\u00e8mes enzymatiques li\u00e9s \u00e0 la production\nd\u2019\u00e9nergie, le Zn est n\u00e9cessaire \u00e0 la synth\u00e8se des prot\u00e9ines et \u00e0 la r\u00e9gulation de la croissance.\nLes plantes carenc\u00e9es en zinc pr\u00e9sentent \u00e9galement une maturit\u00e9 retard\u00e9e. Comme le zinc est\nimmobile dans la plante, les sympt\u00f4mes de carence apparaissent principalement sur les jeunes\npousses. Ce manque de mobilit\u00e9 sugg\u00e8re qu\u2019un apport constant de zinc disponible est\nn\u00e9cessaire pour assurer une croissance optimale.<\/p><p>Les sympt\u00f4mes les plus visibles de carence en Zn sont des entre-n\u0153uds courts (rosettes) et une\nr\u00e9duction de la taille des feuilles. Des bandes chlorotiques le long de la nervure centrale du\nma\u00efs, des feuilles marbr\u00e9es chez le haricot sec et la chlorose du riz sont caract\u00e9ristiques de la \ncarence en Zn. La chute des capsules inf\u00e9rieures chez le coton et les feuilles \u00e9troites et jaunes\nsur les nouvelles pousses d\u2019agrumes sont \u00e9galement des sympt\u00f4mes identifi\u00e9s. Le retard de\nmaturit\u00e9 indique \u00e9galement une carence en zinc.<\/p><p>La perte de zinc survient de plusieurs fa\u00e7ons. Les carences sont principalement observ\u00e9es dans\nles sols sableux pauvres en mati\u00e8re organique et dans les sols organiques. Elles apparaissent\nplus souvent au printemps, par temps froid et humide, en lien avec une croissance et une\nactivit\u00e9 racinaire r\u00e9duites. L\u2019absorption du zinc par les plantes diminue avec l\u2019augmentation du\npH du sol. Des niveaux \u00e9lev\u00e9s de phosphore et de fer disponibles dans les sols affectent\n\u00e9galement n\u00e9gativement l\u2019absorption du Zn.<\/p><p class=\"cite\">Source : Soil Fertility Manual (2006), International Plant Nutrition Institute (IPNI) et Foundation for Agronomic Research (FAR)<\/p><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"false\" data-tab=\"3\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-4973\" aria-expanded=\"false\">CARENCE<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-4973\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"3\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-4973\" tabindex=\"0\" hidden=\"hidden\"><p>Les sympt\u00f4mes de carence peuvent varier selon les esp\u00e8ces cultiv\u00e9es, mais des similitudes\nexistent quant \u00e0 l\u2019impact de l\u2019insuffisance en nutriments sur la couleur et l\u2019aspect des tissus\nv\u00e9g\u00e9taux. Les carences en nutriments sont g\u00e9n\u00e9ralement associ\u00e9es \u00e0 l\u2019emplacement physique\nsur la plante (c\u2019est-\u00e0-dire, selon que les sympt\u00f4mes apparaissent principalement sur les tissus\nplus \u00e2g\u00e9s ou sur les tissus nouvellement form\u00e9s), mais ces sympt\u00f4mes peuvent s\u2019\u00e9tendre \u00e0\nmesure que la gravit\u00e9 de la carence progresse.<br \/>(i.e., whether the symptoms are primarily observed on older versus newly formed plant tissue), but these symptoms can spread as the severity of the deficiency progresses.<\/p><p>Toutes les photos sont fournies avec l\u2019aimable autorisation de l\u2019International Plant Nutrition\nInstitute (IPNI) et de sa collection d\u2019images sur les carences en nutriments des cultures. Les\nphotos ci-dessus ne repr\u00e9sentent qu\u2019un \u00e9chantillon d\u2019une collection plus vaste, qui offre un\naper\u00e7u complet de centaines de cas classiques de carences observ\u00e9s sur des parcelles\nexp\u00e9rimentales et des champs agricoles situ\u00e9s partout dans le monde. Pour acc\u00e9der \u00e0 la\ncollection compl\u00e8te, vous pouvez visiter le site web de l\u2019IPNI.\u00a0<a href=\"http:\/\/www.ipni.net\/ipniweb\/portal.nsf\/0\/270DC971BEDED1048525786B005CE58C\" target=\"_blank\" rel=\"noopener\">IPNI&#8217;s website<\/a>.<\/p><p>\n\t\t<style>\n\t\t\t#gallery-13 {\n\t\t\t\tmargin: auto;\n\t\t\t}\n\t\t\t#gallery-13 .gallery-item {\n\t\t\t\tfloat: left;\n\t\t\t\tmargin-top: 10px;\n\t\t\t\ttext-align: center;\n\t\t\t\twidth: 33%;\n\t\t\t}\n\t\t\t#gallery-13 img {\n\t\t\t\tborder: 2px solid #cfcfcf;\n\t\t\t}\n\t\t\t#gallery-13 .gallery-caption {\n\t\t\t\tmargin-left: 0;\n\t\t\t}\n\t\t\t\/* see gallery_shortcode() in wp-includes\/media.php *\/\n\t\t<\/style>\n\t\t<div id='gallery-13' class='gallery galleryid-49847 gallery-columns-3 gallery-size-medium'><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/zinc_1.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/zinc_1-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/zinc_1-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/zinc_1.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/zinc_2.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/zinc_2-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/zinc_2-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/zinc_2.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/zinc_3.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/zinc_3-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/zinc_3-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/zinc_3.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><br style=\"clear: both\" \/><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/zinc_4.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/zinc_4-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/zinc_4-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/zinc_4.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/zinc_5.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/zinc_5-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/zinc_5-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/zinc_5.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/zinc_6.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/zinc_6-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/zinc_6-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/zinc_6.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><br style=\"clear: both\" \/><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/zinc_7.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/zinc_7-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/zinc_7-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/zinc_7.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/zinc_8.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/zinc_8-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/zinc_8-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/zinc_8.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/zinc_9.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/zinc_9-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/zinc_9-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/zinc_9.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><br style=\"clear: both\" \/><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/zinc_10.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/zinc_10-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/zinc_10-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/zinc_10.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/zinc_11.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/zinc_11-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/zinc_11-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/zinc_11.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/zinc_12.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/zinc_12-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/zinc_12-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/zinc_12.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><br style=\"clear: both\" \/>\n\t\t<\/div>\n<\/p><\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-299c92a3 classdata e-flex e-con-boxed e-con e-parent\" data-id=\"299c92a3\" data-element_type=\"container\" data-e-type=\"container\" id=\"data14\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2f5421ce elementor-tabs-alignment-center elementor-tabs-view-horizontal elementor-widget elementor-widget-tabs\" data-id=\"2f5421ce\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"tabs.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-tabs\">\n\t\t\t<div class=\"elementor-tabs-wrapper\" role=\"tablist\" >\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-7941\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"true\" data-tab=\"1\" role=\"tab\" tabindex=\"0\" aria-controls=\"elementor-tab-content-7941\" aria-expanded=\"false\">VITE<\/div>\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-7942\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"false\" data-tab=\"2\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-7942\" aria-expanded=\"false\">APPROFONDISSEZ<\/div>\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-7943\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"false\" data-tab=\"3\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-7943\" aria-expanded=\"false\">CARENCE<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t<div class=\"elementor-tabs-content-wrapper\" role=\"tablist\" aria-orientation=\"vertical\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"true\" data-tab=\"1\" role=\"tab\" tabindex=\"0\" aria-controls=\"elementor-tab-content-7941\" aria-expanded=\"false\">VITE<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-7941\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-7941\" tabindex=\"0\" hidden=\"false\"><h2><span style=\"color: #ff1746;\">Mo<\/span>\u00a0MOLYBD\u00c8NE<\/h2><p>Le molybd\u00e8ne (Mo) est un oligo-\u00e9l\u00e9ment pr\u00e9sent dans le sol et n\u00e9cessaire \u00e0 la synth\u00e8se et \u00e0\nl\u2019activit\u00e9 de l\u2019enzyme nitrate r\u00e9ductase. Le molybd\u00e8ne est vital pour le processus de fixation\nsymbiotique de l\u2019azote (N) par les bact\u00e9ries Rhizobium dans les nodules racinaires des\nl\u00e9gumineuses. Compte tenu de l\u2019importance du Mo pour optimiser la croissance des plantes, il\nest heureux que les carences en Mo soient relativement rares dans la plupart des zones de\nculture agricole.<\/p><p>\u00a0<\/p><p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-49836 aligncenter\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nutrient-facts-Mo_1e449cfa.jpg\" alt=\"\" width=\"475\" height=\"650\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nutrient-facts-Mo_1e449cfa.jpg 475w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nutrient-facts-Mo_1e449cfa-219x300.jpg 219w\" sizes=\"(max-width: 475px) 100vw, 475px\" \/><\/p><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"false\" data-tab=\"2\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-7942\" aria-expanded=\"false\">APPROFONDISSEZ<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-7942\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"2\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-7942\" tabindex=\"0\" hidden=\"hidden\"><p>Les plantes absorbent le molybd\u00e8ne (Mo) sous forme d\u2019anion molybdate MoO<sub>4<\/sub><sup>2-<\/sup>\u00a0Il est n\u00e9cessaire \u00e0 la synth\u00e8se et \u00e0 l\u2019activit\u00e9 de l\u2019enzyme nitrate r\u00e9ductase et il est vital pour le processus de fixation symbiotique de l\u2019azote (N) par les bact\u00e9ries Rhizobium dans les nodules racinaires. Il est \u00e9galement indispensable \u00e0 la conversion du phosphore (P) inorganique en formes organiques dans la plante.<\/p><p>Les carences en molybd\u00e8ne se manifestent par un jaunissement g\u00e9n\u00e9ralis\u00e9 ou un rabougrissement de la plante, et plus sp\u00e9cifiquement par des br\u00fblures marginales ainsi qu\u2019un enroulement ou un recroquevillement des feuilles. Une carence en Mo peut aussi provoquer des sympt\u00f4mes de carence en N chez les cultures l\u00e9gumineuses comme le soja et la luzerne,  car les bact\u00e9ries du sol vivant en symbiose dans les nodules racinaires des l\u00e9gumineuses ont besoin de Mo pour fixer l\u2019azote de l\u2019air.<\/p><p>Les carences en molybd\u00e8ne apparaissent principalement dans les sols acides et sableux des\nr\u00e9gions humides. Les sols sableux, en particulier, sont plus souvent pauvres en Mo que les sols\n\u00e0 texture plus fine. Le molybd\u00e8ne devient plus disponible \u00e0 mesure que le pH du sol augmente,\ncontrairement aux autres oligo\u00e9l\u00e9ments. Ainsi, le chaulage peut corriger une carence si le sol\ncontient une quantit\u00e9 suffisante de Mo. Toutefois, le traitement des semences est la m\u00e9thode\nla plus courante pour corriger une carence en Mo, car seule une tr\u00e8s petite quantit\u00e9 de\nl\u2019\u00e9l\u00e9ment est n\u00e9cessaire.<\/p><p>Des apports \u00e9lev\u00e9s de phosphore augmentent l\u2019absorption de Mo par les plantes, tandis que\ndes apports \u00e9lev\u00e9s de soufre (S) la r\u00e9duisent. L\u2019application de fortes doses d\u2019engrais contenant\ndu soufre sur des sols ayant un niveau limite de Mo peut induire une carence en Mo.<\/p><p>Un exc\u00e8s de molybd\u00e8ne est toxique, en particulier pour les animaux au p\u00e2turage. Les bovins\nconsommant des fourrages contenant un exc\u00e8s de Mo peuvent d\u00e9velopper de graves\ndiarrh\u00e9es.<\/p><p class=\"cite\">Source : Soil Fertility Manual (2006), International Plant Nutrition Institute (IPNI) et Foundation for Agronomic Research (FAR)<\/p><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"false\" data-tab=\"3\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-7943\" aria-expanded=\"false\">CARENCE<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-7943\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"3\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-7943\" tabindex=\"0\" hidden=\"hidden\"><p>Les sympt\u00f4mes de carence peuvent varier selon les esp\u00e8ces cultiv\u00e9es, mais des similitudes\nexistent quant \u00e0 l\u2019impact de l\u2019insuffisance en nutriments sur la couleur et l\u2019aspect des tissus\nv\u00e9g\u00e9taux. Les carences en nutriments sont g\u00e9n\u00e9ralement associ\u00e9es \u00e0 l\u2019emplacement physique\nsur la plante (c\u2019est-\u00e0-dire, selon que les sympt\u00f4mes apparaissent principalement sur les tissus\nplus \u00e2g\u00e9s ou sur les tissus nouvellement form\u00e9s), mais ces sympt\u00f4mes peuvent s\u2019\u00e9tendre \u00e0\nmesure que la gravit\u00e9 de la carence progresse.<br \/>(i.e., whether the symptoms are primarily observed on older versus newly formed plant tissue), but these symptoms can spread as the severity of the deficiency progresses.<\/p><p>Toutes les photos sont fournies avec l\u2019aimable autorisation de l\u2019International Plant Nutrition\nInstitute (IPNI) et de sa collection d\u2019images sur les carences en nutriments des cultures. Les\nphotos ci-dessus ne repr\u00e9sentent qu\u2019un \u00e9chantillon d\u2019une collection plus vaste, qui offre un\naper\u00e7u complet de centaines de cas classiques de carences observ\u00e9s sur des parcelles\nexp\u00e9rimentales et des champs agricoles situ\u00e9s partout dans le monde. Pour acc\u00e9der \u00e0 la\ncollection compl\u00e8te, vous pouvez visiter le site web de l\u2019IPNI.\u00a0<a href=\"http:\/\/www.ipni.net\/ipniweb\/portal.nsf\/0\/270DC971BEDED1048525786B005CE58C\" target=\"_blank\" rel=\"noopener\">IPNI&#8217;s website<\/a>.<\/p><p>\n\t\t<style>\n\t\t\t#gallery-14 {\n\t\t\t\tmargin: auto;\n\t\t\t}\n\t\t\t#gallery-14 .gallery-item {\n\t\t\t\tfloat: left;\n\t\t\t\tmargin-top: 10px;\n\t\t\t\ttext-align: center;\n\t\t\t\twidth: 33%;\n\t\t\t}\n\t\t\t#gallery-14 img {\n\t\t\t\tborder: 2px solid #cfcfcf;\n\t\t\t}\n\t\t\t#gallery-14 .gallery-caption {\n\t\t\t\tmargin-left: 0;\n\t\t\t}\n\t\t\t\/* see gallery_shortcode() in wp-includes\/media.php *\/\n\t\t<\/style>\n\t\t<div id='gallery-14' class='gallery galleryid-49847 gallery-columns-3 gallery-size-medium'><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/molybdenum_1.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/molybdenum_1-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/molybdenum_1-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/molybdenum_1.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/molybdenum_2.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/molybdenum_2-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/molybdenum_2-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/molybdenum_2.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/molybdenum_3.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"189\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/molybdenum_3-300x189.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/molybdenum_3-300x189.jpg 300w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/molybdenum_3.jpg 460w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><br style=\"clear: both\" \/>\n\t\t<\/div>\n<\/p><\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-3a10e479 classdata e-flex e-con-boxed e-con e-parent\" data-id=\"3a10e479\" data-element_type=\"container\" data-e-type=\"container\" id=\"data15\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7f7423a3 elementor-tabs-alignment-center elementor-tabs-view-horizontal elementor-widget elementor-widget-tabs\" data-id=\"7f7423a3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"tabs.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-tabs\">\n\t\t\t<div class=\"elementor-tabs-wrapper\" role=\"tablist\" >\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-2131\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"true\" data-tab=\"1\" role=\"tab\" tabindex=\"0\" aria-controls=\"elementor-tab-content-2131\" aria-expanded=\"false\">VITE<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t<div class=\"elementor-tabs-content-wrapper\" role=\"tablist\" aria-orientation=\"vertical\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"true\" data-tab=\"1\" role=\"tab\" tabindex=\"0\" aria-controls=\"elementor-tab-content-2131\" aria-expanded=\"false\">VITE<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-2131\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-2131\" tabindex=\"0\" hidden=\"false\"><h2><span style=\"color: #e865ff;\">H<\/span> HYDROG\u00c8NE<\/h2><p>L\u2019hydrog\u00e8ne (H), provenant presque enti\u00e8rement de l\u2019eau, est l\u2019un des 17 \u00e9l\u00e9ments essentiels\nn\u00e9cessaires \u00e0 la croissance des plantes. Avec le carbone et l\u2019oxyg\u00e8ne, l\u2019hydrog\u00e8ne fait partie des\ntrois \u00e9l\u00e9ments primaires que les plantes utilisent en plus grandes quantit\u00e9s, et il constitue un\n\u00e9l\u00e9ment fondamental de la structure et de la croissance v\u00e9g\u00e9tale.<\/p><p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-49838 aligncenter\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nutrient-facts-H_1e449cfa.jpg\" alt=\"\" width=\"475\" height=\"650\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nutrient-facts-H_1e449cfa.jpg 475w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nutrient-facts-H_1e449cfa-219x300.jpg 219w\" sizes=\"(max-width: 475px) 100vw, 475px\" \/><\/p><\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-6e4505cf classdata e-flex e-con-boxed e-con e-parent\" data-id=\"6e4505cf\" data-element_type=\"container\" data-e-type=\"container\" id=\"data17\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5539bd4 elementor-tabs-alignment-center elementor-tabs-view-horizontal elementor-widget elementor-widget-tabs\" data-id=\"5539bd4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"tabs.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-tabs\">\n\t\t\t<div class=\"elementor-tabs-wrapper\" role=\"tablist\" >\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-8931\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"true\" data-tab=\"1\" role=\"tab\" tabindex=\"0\" aria-controls=\"elementor-tab-content-8931\" aria-expanded=\"false\">VITE<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t<div class=\"elementor-tabs-content-wrapper\" role=\"tablist\" aria-orientation=\"vertical\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"true\" data-tab=\"1\" role=\"tab\" tabindex=\"0\" aria-controls=\"elementor-tab-content-8931\" aria-expanded=\"false\">VITE<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-8931\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-8931\" tabindex=\"0\" hidden=\"false\"><h2><span style=\"color: #e865ff;\">C<\/span> CARBONE<\/h2><p>Le carbone (C) est \u00e0 l\u2019origine de toute vie sur Terre. Le dioxyde de carbone (CO\u2082) lib\u00e9r\u00e9 dans\nl\u2019atmosph\u00e8re est recycl\u00e9 en permanence dans le cadre du cycle du carbone. Les plantes captent\nle CO\u2082 de l\u2019air et utilisent le C comme source d\u2019\u00e9nergie, contribuant ainsi \u00e0 la formation de\ncompos\u00e9s biologiques essentiels tels que les glucides et les prot\u00e9ines.<sub>2<\/sub>) released into the atmosphere is recycled endlessly as part of the carbon cycle. Plants take CO<sub>2<\/sub>\u00a0from the air and use the C for energy, helping to build essential biological compounds such as carbohydrates and proteins.<\/p><p>\u00a0<\/p><p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-49840 aligncenter\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nutrient-facts-C_1e449cfa-1.jpg\" alt=\"\" width=\"475\" height=\"650\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nutrient-facts-C_1e449cfa-1.jpg 475w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nutrient-facts-C_1e449cfa-1-219x300.jpg 219w\" sizes=\"(max-width: 475px) 100vw, 475px\" \/><\/p><\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-42bac2f8 classdata e-flex e-con-boxed e-con e-parent\" data-id=\"42bac2f8\" data-element_type=\"container\" data-e-type=\"container\" id=\"data16\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6270a372 elementor-tabs-alignment-center elementor-tabs-view-horizontal elementor-widget elementor-widget-tabs\" data-id=\"6270a372\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"tabs.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-tabs\">\n\t\t\t<div class=\"elementor-tabs-wrapper\" role=\"tablist\" >\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-1651\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"true\" data-tab=\"1\" role=\"tab\" tabindex=\"0\" aria-controls=\"elementor-tab-content-1651\" aria-expanded=\"false\">VITE<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t<div class=\"elementor-tabs-content-wrapper\" role=\"tablist\" aria-orientation=\"vertical\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"true\" data-tab=\"1\" role=\"tab\" tabindex=\"0\" aria-controls=\"elementor-tab-content-1651\" aria-expanded=\"false\">VITE<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-1651\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-1651\" tabindex=\"0\" hidden=\"false\"><h2><span style=\"color: #e865ff;\">O<\/span> OXYG\u00c8NE<\/h2><p>L\u2019oxyg\u00e8ne (O) est responsable de la respiration cellulaire des plantes. Les plantes acqui\u00e8rent de\nl\u2019oxyg\u00e8ne en d\u00e9composant le dioxyde de carbone (CO<sub>2<\/sub>) lors de la photosynth\u00e8se et en rejettent\nla majeure partie comme sous-produit inutile, en en conservant une petite portion pour une\nutilisation \u00e9nerg\u00e9tique future.<\/p><p>\u00a0<\/p><p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-49843 aligncenter\" src=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nutrient-facts-O_1e449cfa-1.jpg\" alt=\"\" width=\"475\" height=\"650\" srcset=\"https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nutrient-facts-O_1e449cfa-1.jpg 475w, https:\/\/aspeagro.com\/wp-content\/uploads\/2024\/04\/nutrient-facts-O_1e449cfa-1-219x300.jpg 219w\" sizes=\"(max-width: 475px) 100vw, 475px\" \/><\/p><\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-9185068 e-flex e-con-boxed e-con e-parent\" data-id=\"9185068\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4b72678 elementor-widget elementor-widget-html\" data-id=\"4b72678\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<script src=\"https:\/\/ajax.googleapis.com\/ajax\/libs\/jquery\/3.6.0\/jquery.min.js\"><\/script>\n\n<script>\n$(document).ready(function(){\n    \/\/ Ocultar todos los elementos con la clase \"classdata\" excepto el elemento con ID \"01\"\n    $(\".classdata:not(#data01)\").hide();\n    \n    \/\/ Establecer un manejador de eventos para los elementos con la clase \"classselector\"\n    $('.classselector').click(function() {\n        \/\/ Ocultar todos los elementos con la clase \"classdata\"\n        $(\".classdata\").hide();\n        \n        \/\/ Obtener el ID del elemento clickeado\n        var myvar = this.id;\n        \n        \/\/ Mostrar el elemento correspondiente al ID del elemento clickeado\n        $('#data'+myvar).show();\n    });\n});\n<\/script>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-2bea32aa e-flex e-con-boxed e-con e-parent\" data-id=\"2bea32aa\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4da6456 elementor-widget elementor-widget-spacer\" data-id=\"4da6456\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Periodic Table of Crop Nutrients Learn about the 17 essential plant nutrients and their roles in plant health. All crops must have an adequate supply of each of these 17 nutrients to produce optimum yields. In accordance with The Law of the Minimum, if one or more nutrients are lacking in the soil, crop yields&hellip;<\/p>","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"elementor_header_footer","meta":{"footnotes":""},"class_list":["post-49847","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/aspeagro.com\/fr\/wp-json\/wp\/v2\/pages\/49847","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/aspeagro.com\/fr\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/aspeagro.com\/fr\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/aspeagro.com\/fr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/aspeagro.com\/fr\/wp-json\/wp\/v2\/comments?post=49847"}],"version-history":[{"count":139,"href":"https:\/\/aspeagro.com\/fr\/wp-json\/wp\/v2\/pages\/49847\/revisions"}],"predecessor-version":[{"id":50199,"href":"https:\/\/aspeagro.com\/fr\/wp-json\/wp\/v2\/pages\/49847\/revisions\/50199"}],"wp:attachment":[{"href":"https:\/\/aspeagro.com\/fr\/wp-json\/wp\/v2\/media?parent=49847"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}