{"id":14746,"date":"2026-04-10T12:12:10","date_gmt":"2026-04-10T10:12:10","guid":{"rendered":"https:\/\/ragt-seeds.com\/fr\/?p=14746"},"modified":"2026-04-10T12:20:53","modified_gmt":"2026-04-10T10:20:53","slug":"sclerotinia-du-colza-maitriser-le-risque-pour-securiser-vos-rendements","status":"publish","type":"post","link":"https:\/\/ragt-seeds.com\/fr\/sclerotinia-du-colza-maitriser-le-risque-pour-securiser-vos-rendements\/","title":{"rendered":"Scl\u00e9rotinia du Colza : Ma\u00eetriser le risque pour s\u00e9curiser vos rendements"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"14746\" class=\"elementor elementor-14746\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6764197 e-con-full e-flex e-con e-child\" data-id=\"6764197\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-09946ca elementor-widget elementor-widget-text-editor\" data-id=\"09946ca\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h2 data-path-to-node=\"2\"><b style=\"font-family: Arial, sans-serif; font-size: 16.94px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; color: #273540;\" data-path-to-node=\"1\" data-index-in-node=\"0\">Le Scl\u00e9rotinia reste la menace pathog\u00e8ne num\u00e9ro un pour la culture du colza.<\/b><span style=\"font-family: Arial, sans-serif; font-size: 16.94px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; color: #273540;\"> Capable de provoquer des pertes de rendement allant jusqu&rsquo;\u00e0 <\/span><b style=\"font-family: Arial, sans-serif; font-size: 16.94px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; color: #273540;\" data-path-to-node=\"1\" data-index-in-node=\"137\">10 quintaux par hectare<\/b><span style=\"font-family: Arial, sans-serif; font-size: 16.94px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; color: #273540;\">, ce champignon exige une strat\u00e9gie de lutte int\u00e9gr\u00e9e alliant vigilance climatique, protection fongicide pr\u00e9cise et, d\u00e9sormais, une g\u00e9n\u00e9tique de pointe.<\/span><span style=\"font-family: Arial, sans-serif; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-size: 20px; font-weight: 600;\">\u00a0<\/span><\/h2><div><span style=\"font-family: Arial, sans-serif; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-size: 20px; font-weight: 600;\">\u00a0<\/span><\/div><h2 data-path-to-node=\"2\">Sommaire\u00a0<\/h2><ol><li data-path-to-node=\"4,0,0\"><a class=\"ng-star-inserted\" href=\"https:\/\/ragt-seeds.com\/fr\/sclerotinia-du-colza-maitriser-le-risque-pour-securiser-vos-rendements\/#cycle_sclero\" target=\"_blank\" rel=\"noopener\" data-hveid=\"4\">Comprendre le cycle biologique pour mieux anticiper<\/a><\/li><li data-path-to-node=\"4,1,0\"><a class=\"ng-star-inserted\" href=\"https:\/\/ragt-seeds.com\/fr\/sclerotinia-du-colza-maitriser-le-risque-pour-securiser-vos-rendements\/#lutte_genetique\" target=\"_blank\" rel=\"noopener\" data-hveid=\"5\">Lutte g\u00e9n\u00e9tique : Un \u00e9l\u00e9ment de protection majeur<\/a><\/li><li data-path-to-node=\"4,2,0\"><a class=\"ng-star-inserted\" href=\"https:\/\/ragt-seeds.com\/fr\/sclerotinia-du-colza-maitriser-le-risque-pour-securiser-vos-rendements\/#eval_perf\" target=\"_blank\" rel=\"noopener\" data-hveid=\"6\">\u00c9valuation et performances : L\u2019expertise RAGT<\/a><\/li><li data-path-to-node=\"4,3,0\"><a class=\"ng-star-inserted\" href=\"https:\/\/ragt-seeds.com\/fr\/sclerotinia-du-colza-maitriser-le-risque-pour-securiser-vos-rendements\/#conseil_expert\" target=\"_blank\" rel=\"noopener\" data-hveid=\"7\">Strat\u00e9gie de Protection Int\u00e9gr\u00e9e : Le conseil expert<\/a><\/li><\/ol>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-97fa5d4 elementor-widget elementor-widget-image\" data-id=\"97fa5d4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"420\" src=\"https:\/\/ragt-seeds.com\/fr\/wp-content\/uploads\/2026\/04\/sclero1-1024x420.jpg\" class=\"attachment-large size-large wp-image-14751\" alt=\"scl\u00e9rotinia colza symtome feuille\" srcset=\"https:\/\/ragt-seeds.com\/fr\/wp-content\/uploads\/2026\/04\/sclero1-1024x420.jpg 1024w, https:\/\/ragt-seeds.com\/fr\/wp-content\/uploads\/2026\/04\/sclero1-300x123.jpg 300w, https:\/\/ragt-seeds.com\/fr\/wp-content\/uploads\/2026\/04\/sclero1-768x315.jpg 768w, https:\/\/ragt-seeds.com\/fr\/wp-content\/uploads\/2026\/04\/sclero1-1536x630.jpg 1536w, https:\/\/ragt-seeds.com\/fr\/wp-content\/uploads\/2026\/04\/sclero1-scaled.jpg 2048w, https:\/\/ragt-seeds.com\/fr\/wp-content\/uploads\/2026\/04\/sclero1-600x246.jpg 600w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" title=\"\">\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Scl\u00e9rotinia sur feuille<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-050d92b elementor-widget elementor-widget-text-editor\" data-id=\"050d92b\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"cycle_sclero\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h2 data-path-to-node=\"7\">1. COMPRENDRE LE CYCLE BIOLOGIQUE POUR MIEUX ANTICIPER<\/h2><div>\u00a0<\/div><p data-path-to-node=\"8\">Le scl\u00e9rotinia est une maladie cryptogamique dont la persistance repose sur les <b>scl\u00e9otes<\/b>, des structures de conservation capables de survivre plusieurs ann\u00e9es dans le sol.<\/p><h3 style=\"text-transform: none !important;\" data-path-to-node=\"9\">Le m\u00e9canisme de contamination<\/h3><ul data-path-to-node=\"10\"><li><p data-path-to-node=\"10,0,0\"><b>Germination :<\/b> Au printemps, d\u00e8s que la temp\u00e9rature d\u00e9passe 5 \u00b0C avec une humidit\u00e9 saturante pendant 10 jours, les scl\u00e9rotines germent et forment des apoth\u00e9cies.<\/p><\/li><li><p data-path-to-node=\"10,1,0\"><b>Inoculum :<\/b> Chaque apoth\u00e9cie lib\u00e8re entre 2 et 30 millions d&rsquo;ascospores, transport\u00e9es par le vent sur de longues distances.<\/p><\/li><li><p data-path-to-node=\"10,2,0\"><b>Le r\u00f4le pivot des p\u00e9tales :<\/b> Le colza est vuln\u00e9rable durant la floraison. Les spores se fixent sur les p\u00e9tales. Pour germer, le champignon a besoin de l&rsquo;\u00e9nergie fournie par le p\u00e9tale en d\u00e9composition.<\/p><\/li><li><p data-path-to-node=\"10,3,0\"><b>L&rsquo;infection :<\/b> En tombant sur les feuilles inf\u00e9rieures (les \u00ab\u00a0aisselles\u00a0\u00bb), les p\u00e9tales n\u00e9cros\u00e9s servent de \u00ab\u00a0pont\u00a0\u00bb au myc\u00e9lium pour coloniser la tige, entra\u00eenant le dess\u00e8chement de la plante.<\/p><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-e901f74 e-con-full e-flex e-con e-child\" data-id=\"e901f74\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f68c0c9 elementor-widget__width-initial elementor-widget elementor-widget-image\" data-id=\"f68c0c9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"1772\" height=\"1181\" src=\"https:\/\/ragt-seeds.com\/fr\/wp-content\/uploads\/2024\/07\/rgt_ceos_colza.webp\" class=\"attachment-full size-full wp-image-9324\" alt=\"\" srcset=\"https:\/\/ragt-seeds.com\/fr\/wp-content\/uploads\/2024\/07\/rgt_ceos_colza.webp 1772w, https:\/\/ragt-seeds.com\/fr\/wp-content\/uploads\/2024\/07\/rgt_ceos_colza-300x200.webp 300w, https:\/\/ragt-seeds.com\/fr\/wp-content\/uploads\/2024\/07\/rgt_ceos_colza-1024x682.webp 1024w, https:\/\/ragt-seeds.com\/fr\/wp-content\/uploads\/2024\/07\/rgt_ceos_colza-768x512.webp 768w, https:\/\/ragt-seeds.com\/fr\/wp-content\/uploads\/2024\/07\/rgt_ceos_colza-1536x1024.webp 1536w, https:\/\/ragt-seeds.com\/fr\/wp-content\/uploads\/2024\/07\/rgt_ceos_colza-600x400.webp 600w\" sizes=\"(max-width: 1772px) 100vw, 1772px\" title=\"\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-07b7b03 e-con-full e-flex e-con e-child\" data-id=\"07b7b03\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t<div data-dce-title-color=\"#F9FBFC\" class=\"elementor-element elementor-element-8654a2e elementor-widget elementor-widget-heading\" data-id=\"8654a2e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Choisir la bonne vari\u00e9t\u00e9 DE COLZA selon ses OBJECTIFS ? <\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-18a4273 elementor-widget elementor-widget-heading\" data-id=\"18a4273\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">une strat\u00e9gie essentielle<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-98f6fa3 elementor-widget elementor-widget-button\" data-id=\"98f6fa3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"#Bien_choisir_son_sorgho\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-icon\">\n\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-long-arrow-alt-down\" viewBox=\"0 0 256 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M168 345.941V44c0-6.627-5.373-12-12-12h-56c-6.627 0-12 5.373-12 12v301.941H41.941c-21.382 0-32.09 25.851-16.971 40.971l86.059 86.059c9.373 9.373 24.569 9.373 33.941 0l86.059-86.059c15.119-15.119 4.411-40.971-16.971-40.971H168z\"><\/path><\/svg>\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Choisir la bonne vari\u00e9t\u00e9<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\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 class=\"elementor-element elementor-element-5123ff7 elementor-widget elementor-widget-text-editor\" data-id=\"5123ff7\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"lutte_genetique\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h2 data-path-to-node=\"13\">2. Lutte g\u00e9n\u00e9tique : Un \u00e9l\u00e9ment de protection majeur<\/h2><div>\u00a0<\/div><p data-path-to-node=\"14\">L&rsquo;innovation vari\u00e9tale est aujourd&rsquo;hui un pilier central pour r\u00e9duire l&rsquo;impact du scl\u00e9rotinia. Elle repose sur des leviers compl\u00e9mentaires :<\/p><h3 data-path-to-node=\"15\">Des m\u00e9canismes complexes de r\u00e9sistances<\/h3><p data-path-to-node=\"16\">La recherche s&rsquo;appuie sur des d\u00e9terminismes polyg\u00e9niques ou quantitatifs qui agissent pour diminuer les sympt\u00f4mes :<\/p><ul data-path-to-node=\"17\"><li><p data-path-to-node=\"17,0,0\"><b data-path-to-node=\"17,0,0\" data-index-in-node=\"0\">En fr\u00e9quence :<\/b> Diminution de l\u2019infection et de la p\u00e9n\u00e9tration du myc\u00e9lium dans les feuilles.<\/p><\/li><li><p data-path-to-node=\"17,1,0\"><b data-path-to-node=\"17,1,0\" data-index-in-node=\"0\">En intensit\u00e9 :<\/b> Diminution du d\u00e9veloppement du champignon \u00e0 l&rsquo;int\u00e9rieur de la plante.<\/p><\/li><li><p data-path-to-node=\"17,2,0\"><b data-path-to-node=\"17,2,0\" data-index-in-node=\"0\">Absence de g\u00e8nes majeurs :<\/b> Il n&rsquo;existe pas de r\u00e9sistance totale, ce qui rend la combinaison des leviers d&rsquo;autant plus cruciale.<\/p><\/li><li>Choisissez d<strong>es vari\u00e9t\u00e9s avec ce label<\/strong><\/li><\/ul><h3 data-path-to-node=\"15\"><img decoding=\"async\" class=\"wp-image-14752 aligncenter\" src=\"https:\/\/ragt-seeds.com\/fr\/wp-content\/uploads\/2026\/04\/picto-sclero-300x300.png\" alt=\"PICTO SCLERO COLZA RESISTANCE RAGT\" width=\"80\" height=\"80\" title=\"\" srcset=\"https:\/\/ragt-seeds.com\/fr\/wp-content\/uploads\/2026\/04\/picto-sclero-300x300.png 300w, https:\/\/ragt-seeds.com\/fr\/wp-content\/uploads\/2026\/04\/picto-sclero-150x150.png 150w, https:\/\/ragt-seeds.com\/fr\/wp-content\/uploads\/2026\/04\/picto-sclero-600x602.png 600w, https:\/\/ragt-seeds.com\/fr\/wp-content\/uploads\/2026\/04\/picto-sclero-100x100.png 100w, https:\/\/ragt-seeds.com\/fr\/wp-content\/uploads\/2026\/04\/picto-sclero.png 723w\" sizes=\"(max-width: 80px) 100vw, 80px\" \/><\/h3><p>\u00a0<\/p><h3 data-path-to-node=\"18\">Architecture et r\u00e9duction des dommages<\/h3><p data-path-to-node=\"19\">La g\u00e9n\u00e9tique permet une r\u00e9duction de l\u2019incidence de la maladie <b data-path-to-node=\"19\" data-index-in-node=\"63\">jusqu\u2019\u00e0 plus de 70 %<\/b> par rapport aux t\u00e9moins sensibles. Au-del\u00e0 de la biologie, l\u2019architecture des plantes (compacit\u00e9, port des feuilles) joue \u00e9galement un r\u00f4le d\u00e9terminant dans la cr\u00e9ation d&rsquo;un microclimat moins favorable au champignon.<\/p><blockquote data-path-to-node=\"20\"><p data-path-to-node=\"20,0\"><b data-path-to-node=\"20,0\" data-index-in-node=\"0\">Le conseil pro :<\/b> Il est capital de combiner g\u00e9n\u00e9tique et protection fongicide. La tol\u00e9rance vari\u00e9tale offre une meilleure s\u00e9curit\u00e9 de rendement et apporte plus de flexibilit\u00e9 dans la lutte globale.<\/p><\/blockquote>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e174262 elementor-widget elementor-widget-text-editor\" data-id=\"e174262\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"eval_perf\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h2 data-path-to-node=\"23\">3. \u00c9valuation et performances : L\u2019expertise RAGT<\/h2>\n<p data-path-to-node=\"24\">Pour garantir des r\u00e9sultats fiables aux agriculteurs, une m\u00e9thodologie rigoureuse a \u00e9t\u00e9 mise en place par <b data-path-to-node=\"24\" data-index-in-node=\"106\">RAGT<\/b> en collaboration avec <b data-path-to-node=\"24\" data-index-in-node=\"133\">INOLEA<\/b>.<\/p>\n\n<ul data-path-to-node=\"25\">\n \t<li>\n<p data-path-to-node=\"25,0,0\"><b data-path-to-node=\"25,0,0\" data-index-in-node=\"0\">Expertise interne :<\/b> Des protocoles de tests am\u00e9lior\u00e9s par l\u2019\u00e9quipe de pathologistes de RAGT2n.<\/p>\n<\/li>\n \t<li>\n<p data-path-to-node=\"25,1,0\"><b data-path-to-node=\"25,1,0\" data-index-in-node=\"0\">Suivi pluriannuel :<\/b> Des essais suivis depuis de nombreuses ann\u00e9es pour une \u00e9valuation utilis\u00e9e en routine.<\/p>\n<\/li>\n \t<li>\n<p data-path-to-node=\"25,2,0\"><b data-path-to-node=\"25,2,0\" data-index-in-node=\"0\">R\u00e9sultats concrets :<\/b> Des g\u00e9notypes pr\u00e9sentant des r\u00e9ductions d&rsquo;incidence majeures, d\u00e9j\u00e0 int\u00e9gr\u00e9s dans les r\u00e9seaux officiels.<\/p>\n<\/li>\n<\/ul>\n<h3 data-path-to-node=\"26\">Comparatif des sensibilit\u00e9s vari\u00e9tales (SCLERO RESILIENT)<\/h3>\n<p data-path-to-node=\"27\">Le tableau ci-dessous illustre les \u00e9carts de comportement observ\u00e9s en conditions de pression :<\/p>\n<p data-path-to-node=\"27\"><style>\n    .sclerotinia-container {\n        font-family: Arial, sans-serif;\n        overflow-x: auto;\n    }\n    .sclerotinia-table {\n        width: 100%;\n        border-collapse: collapse;\n        background-color: #f2f2f2;\n    }\n    \/* En-t\u00eate *\/\n    .sclerotinia-table thead th {\n        background-color: #006400; \/* Vert fonc\u00e9 *\/\n        color: white;\n        padding: 15px 10px;\n        border: 1px solid #ffffff;\n        font-weight: bold;\n        text-align: center; \/* Centrage horizontal Sclerotinia et autres *\/\n        vertical-align: middle; \/* Centrage vertical *\/\n    }\n\n    \/* Style des cellules *\/\n    .sclerotinia-table td {\n        padding: 10px;\n        border: 1px solid #ffffff;\n        color: #333;\n        vertical-align: middle; \/* Centrage vertical g\u00e9n\u00e9ral *\/\n    }\n\n    \/* Colonne 1 : Align\u00e9e \u00e0 gauche pour les donn\u00e9es *\/\n    .sclerotinia-table td:first-child {\n        text-align: left;\n        padding-left: 15px;\n    }\n\n    \/* Colonnes 2 et 3 : Centr\u00e9es HAUTEUR et LARGEUR *\/\n    .sclerotinia-table td:nth-child(2),\n    .sclerotinia-table td:nth-child(3) {\n        text-align: center;\n    }\n\n    \/* Ligne Moyenne essais (optionnelle, d\u00e9j\u00e0 en gras dans le texte original) *\/\n    .sclerotinia-table tr.row-moyenne {\n        font-weight: bold;\n    }\n\n    \/* DERNI\u00c8RE LIGNE : RGT EROS (Mise en gras et couleur) *\/\n    .sclerotinia-table tr:last-child td {\n        background-color: #f1c40f; \n        font-weight: 900 !important; \/* Texte bien \u00e9pais *\/\n        color: #000; \/* Noir pour un contraste maximal *\/\n        padding: 15px 10px;\n    }\n\n    .note-subtitle {\n        display: block;\n        font-weight: normal;\n        font-size: 0.85em;\n        margin-top: 5px;\n    }\n<\/style>\n\n<div class=\"sclerotinia-container\">\n    <table class=\"sclerotinia-table\">\n        <thead>\n            <tr>\n                <th>SCLEROTINIA<\/th>\n                <th>\n                    Note de sensibilit\u00e9\n                    <span class=\"note-subtitle\">(1 : Indemne &#8211; 9 tr\u00e8s touch\u00e9)<\/span>\n                <\/th>\n                <th>% de plantes atteintes<\/th>\n            <\/tr>\n        <\/thead>\n        <tbody>\n            <tr>\n                <td>L6<\/td>\n                <td>6,3<\/td>\n                <td>57%<\/td>\n            <\/tr>\n            <tr>\n                <td>Grizzly<\/td>\n                <td>5,5<\/td>\n                <td>53%<\/td>\n            <\/tr>\n            <tr>\n                <td>H74<\/td>\n                <td>3,6<\/td>\n                <td>36%<\/td>\n            <\/tr>\n            <tr>\n                <td>H107*<\/td>\n                <td>2,9<\/td>\n                <td>30%<\/td>\n            <\/tr>\n            <tr>\n                <td>H111*<\/td>\n                <td>3,5<\/td>\n                <td>32%<\/td>\n            <\/tr>\n            <tr>\n                <td>H60<\/td>\n                <td>3,5<\/td>\n                <td>30%<\/td>\n            <\/tr>\n            <tr>\n                <td>H93<\/td>\n                <td>4,5<\/td>\n                <td>46%<\/td>\n            <\/tr>\n            <tr class=\"row-moyenne\">\n                <td>Moyenne essais<\/td>\n                <td>3,8<\/td>\n                <td>35%<\/td>\n            <\/tr>\n            <tr>\n                <td>RGT EROS<\/td>\n                <td>1,5<\/td>\n                <td>16%<\/td>\n            <\/tr>\n        <\/tbody>\n    <\/table>\n<\/div><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2e03ebe elementor-widget elementor-widget-image\" data-id=\"2e03ebe\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"682\" src=\"https:\/\/ragt-seeds.com\/fr\/wp-content\/uploads\/2025\/08\/039892_MD-1024x682.jpg\" class=\"attachment-large size-large wp-image-13685\" alt=\"Colza fleur abeille performance\" srcset=\"https:\/\/ragt-seeds.com\/fr\/wp-content\/uploads\/2025\/08\/039892_MD-1024x682.jpg 1024w, https:\/\/ragt-seeds.com\/fr\/wp-content\/uploads\/2025\/08\/039892_MD-300x200.jpg 300w, https:\/\/ragt-seeds.com\/fr\/wp-content\/uploads\/2025\/08\/039892_MD-768x512.jpg 768w, https:\/\/ragt-seeds.com\/fr\/wp-content\/uploads\/2025\/08\/039892_MD-1536x1024.jpg 1536w, https:\/\/ragt-seeds.com\/fr\/wp-content\/uploads\/2025\/08\/039892_MD-600x400.jpg 600w, https:\/\/ragt-seeds.com\/fr\/wp-content\/uploads\/2025\/08\/039892_MD.jpg 1772w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" title=\"\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-06d8aad elementor-widget elementor-widget-text-editor\" data-id=\"06d8aad\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"conseil_expert\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h2 data-path-to-node=\"31\">4. Strat\u00e9gie de Protection Int\u00e9gr\u00e9e : Le conseil expert<br \/><br \/><\/h2><p data-path-to-node=\"32\">Pour un agriculteur, l&rsquo;objectif est la flexibilit\u00e9. Utiliser une vari\u00e9t\u00e9 comme <b data-path-to-node=\"32\" data-index-in-node=\"79\">RGT EROS<\/b> ou <b data-path-to-node=\"32\" data-index-in-node=\"91\">RGT KEOS<\/b> ne dispense pas syst\u00e9matiquement de protection, mais elle s\u00e9curise le rendement face \u00e0 des conditions climatiques extr\u00eames ou un d\u00e9calage de l&rsquo;intervention.<\/p><h3 data-path-to-node=\"33\">Les cl\u00e9s d&rsquo;un traitement r\u00e9ussi<\/h3><ol start=\"1\" data-path-to-node=\"34\"><li><p data-path-to-node=\"34,0,0\"><b data-path-to-node=\"34,0,0\" data-index-in-node=\"0\">Le stade optimal :<\/b> L&rsquo;intervention doit se faire au stade <b data-path-to-node=\"34,0,0\" data-index-in-node=\"57\">G1 (chute des premiers p\u00e9tales)<\/b>, soit entre 6 et 12 jours apr\u00e8s le d\u00e9but de la floraison.<\/p><\/li><li><p data-path-to-node=\"34,1,0\"><b data-path-to-node=\"34,1,0\" data-index-in-node=\"0\">L&rsquo;outil d&rsquo;aide \u00e0 la d\u00e9cision (OAD) :<\/b> Couplez vos observations avec des mod\u00e8les m\u00e9t\u00e9o pour \u00e9valuer le risque r\u00e9el de germination des apoth\u00e9cies.<\/p><\/li><li><p data-path-to-node=\"34,2,0\"><b data-path-to-node=\"34,2,0\" data-index-in-node=\"0\">La compl\u00e9mentarit\u00e9 :<\/b> L&rsquo;association \u00ab\u00a0G\u00e9n\u00e9tique + Fongicide\u00a0\u00bb permet une protection maximale.<\/p><\/li><\/ol>\t\t\t\t\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-54e0d1b e-flex e-con-boxed e-con e-child\" data-id=\"54e0d1b\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-572b473 elementor-widget elementor-widget-heading\" data-id=\"572b473\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Conclusion : Une s\u00e9curit\u00e9 de rendement accrue<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div data-dce-text-color=\"#FFFFFF\" data-dce-advanced-background-color=\"#273540\" class=\"elementor-element elementor-element-eb2c21d elementor-widget elementor-widget-text-editor\" data-id=\"eb2c21d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p data-path-to-node=\"37\">Investir dans une vari\u00e9t\u00e9 \u00e0 haute tol\u00e9rance scl\u00e9rotinia, c&rsquo;est choisir une assurance r\u00e9colte. C&rsquo;est la garantie d&rsquo;une meilleure s\u00e9curit\u00e9 de rendement et d&rsquo;une plus grande s\u00e9r\u00e9nit\u00e9 lors des printemps humides o\u00f9 la fen\u00eatre de traitement est courte.<\/p><p data-path-to-node=\"38\"><b data-path-to-node=\"38\" data-index-in-node=\"0\">Vous souhaitez optimiser vos semis de colza ?<\/b> Contactez nos experts pour d\u00e9couvrir la gamme de vari\u00e9t\u00e9s RAGT adapt\u00e9es \u00e0 votre secteur.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b2cc141 elementor-align-left elementor-widget__width-auto animated-fast elementor-mobile-align-justify elementor-tablet-align-left elementor-widget-mobile__width-inherit boutonjaune elementor-invisible elementor-widget elementor-widget-button\" data-id=\"b2cc141\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"button.default\">\n\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm elementor-animation-float\" href=\"https:\/\/ragt-seeds.com\/fr\/contacts\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Contactez notre expert<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2adbc18 elementor-widget elementor-widget-menu-anchor\" data-id=\"2adbc18\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"menu-anchor.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-menu-anchor\" id=\"Bien_choisir_son_sorgho\"><\/div>\n\t\t\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-5003de3 e-flex e-con-boxed e-con e-child\" data-id=\"5003de3\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[],&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-e382949 elementor-widget elementor-widget-image\" data-id=\"e382949\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/ragt-seeds.com\/fr\/colza\/\">\n\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"685\" height=\"1024\" src=\"https:\/\/ragt-seeds.com\/fr\/wp-content\/uploads\/2024\/07\/rgt_picasso_colza-685x1024.webp\" class=\"attachment-large size-large wp-image-9405\" alt=\"\" srcset=\"https:\/\/ragt-seeds.com\/fr\/wp-content\/uploads\/2024\/07\/rgt_picasso_colza-685x1024.webp 685w, https:\/\/ragt-seeds.com\/fr\/wp-content\/uploads\/2024\/07\/rgt_picasso_colza-201x300.webp 201w, https:\/\/ragt-seeds.com\/fr\/wp-content\/uploads\/2024\/07\/rgt_picasso_colza-768x1147.webp 768w, https:\/\/ragt-seeds.com\/fr\/wp-content\/uploads\/2024\/07\/rgt_picasso_colza-1028x1536.webp 1028w, https:\/\/ragt-seeds.com\/fr\/wp-content\/uploads\/2024\/07\/rgt_picasso_colza-600x896.webp 600w, https:\/\/ragt-seeds.com\/fr\/wp-content\/uploads\/2024\/07\/rgt_picasso_colza.webp 1186w\" sizes=\"(max-width: 685px) 100vw, 685px\" title=\"\">\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-845bb2e e-con-full e-flex e-con e-child\" data-id=\"845bb2e\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t<div class=\"elementor-element elementor-element-cddfac5 e-con-full e-flex e-con e-child\" data-id=\"cddfac5\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c0e09d2 elementor-widget__width-initial elementor-widget elementor-widget-heading\" data-id=\"c0e09d2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">COLZA ATHL\u00c8TES RAGT<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b4c007d elementor-widget elementor-widget-text-editor\" data-id=\"b4c007d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p data-path-to-node=\"3\">D\u00e9couvrez une <b data-path-to-node=\"3\" data-index-in-node=\"14\">g\u00e9n\u00e9tique de pointe<\/b> con\u00e7ue pour s\u00e9curiser vos rendements, quels que soient votre d\u00e9bouch\u00e9 et votre zone g\u00e9ographique. Notre s\u00e9lection 2026 s&rsquo;appuie sur trois piliers fondamentaux :<\/p><ul data-path-to-node=\"4\"><li><p data-path-to-node=\"4,0,0\"><b data-path-to-node=\"4,0,0\" data-index-in-node=\"0\">Vigueur au d\u00e9part :<\/b> Une implantation rapide et robuste pour s\u00e9curiser le cycle d\u00e8s le semis.<\/p><\/li><li><p data-path-to-node=\"4,2,0\"><b data-path-to-node=\"4,2,0\" data-index-in-node=\"0\">Stabilit\u00e9 sanitaire :<\/b> Une protection g\u00e9n\u00e9tique int\u00e9gr\u00e9e pour une s\u00e9r\u00e9nit\u00e9 maximale face aux maladies et virus.<\/p><\/li><\/ul><blockquote data-path-to-node=\"5\"><p data-path-to-node=\"5,0\"><b data-path-to-node=\"5,0\" data-index-in-node=\"0\">Le saviez-vous ?<\/b> Choisir une vari\u00e9t\u00e9 innovante, c&rsquo;est r\u00e9duire votre exposition aux risques climatiques tout en optimisant vos marges \u00e9conomiques.<\/p><\/blockquote>\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-dc3b00f elementor-widget elementor-widget-button\" data-id=\"dc3b00f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/ragt-seeds.com\/fr\/colza\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">GAMME COLZA 2026 : Je clique ici!<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\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>\n\t\t<div class=\"elementor-element elementor-element-d55817b e-flex e-con-boxed e-con e-parent\" data-id=\"d55817b\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-950d57e e-flex e-con-boxed e-con e-parent\" data-id=\"950d57e\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-0c71a8b elementor-widget elementor-widget-heading\" data-id=\"0c71a8b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Ajoutez votre titre ici<\/h2>\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Le Scl\u00e9rotinia reste la menace pathog\u00e8ne num\u00e9ro un pour la culture du colza. Capable de provoquer des pertes de rendement allant jusqu&rsquo;\u00e0 10 quintaux par hectare, ce champignon exige une strat\u00e9gie de lutte int\u00e9gr\u00e9e alliant vigilance climatique, protection fongicide pr\u00e9cise et, d\u00e9sormais, une g\u00e9n\u00e9tique de pointe.\u00a0 \u00a0 Sommaire\u00a0 Comprendre le cycle biologique pour mieux anticiper [&hellip;]<\/p>\n","protected":false},"author":14,"featured_media":9342,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"ocean_post_layout":"","ocean_both_sidebars_style":"","ocean_both_sidebars_content_width":0,"ocean_both_sidebars_sidebars_width":0,"ocean_sidebar":"","ocean_second_sidebar":"","ocean_disable_margins":"enable","ocean_add_body_class":"","ocean_shortcode_before_top_bar":"","ocean_shortcode_after_top_bar":"","ocean_shortcode_before_header":"","ocean_shortcode_after_header":"","ocean_has_shortcode":"","ocean_shortcode_after_title":"","ocean_shortcode_before_footer_widgets":"","ocean_shortcode_after_footer_widgets":"","ocean_shortcode_before_footer_bottom":"","ocean_shortcode_after_footer_bottom":"","ocean_display_top_bar":"default","ocean_display_header":"default","ocean_header_style":"","ocean_center_header_left_menu":"","ocean_custom_header_template":"","ocean_custom_logo":0,"ocean_custom_retina_logo":0,"ocean_custom_logo_max_width":0,"ocean_custom_logo_tablet_max_width":0,"ocean_custom_logo_mobile_max_width":0,"ocean_custom_logo_max_height":0,"ocean_custom_logo_tablet_max_height":0,"ocean_custom_logo_mobile_max_height":0,"ocean_header_custom_menu":"","ocean_menu_typo_font_family":"","ocean_menu_typo_font_subset":"","ocean_menu_typo_font_size":0,"ocean_menu_typo_font_size_tablet":0,"ocean_menu_typo_font_size_mobile":0,"ocean_menu_typo_font_size_unit":"px","ocean_menu_typo_font_weight":"","ocean_menu_typo_font_weight_tablet":"","ocean_menu_typo_font_weight_mobile":"","ocean_menu_typo_transform":"","ocean_menu_typo_transform_tablet":"","ocean_menu_typo_transform_mobile":"","ocean_menu_typo_line_height":0,"ocean_menu_typo_line_height_tablet":0,"ocean_menu_typo_line_height_mobile":0,"ocean_menu_typo_line_height_unit":"","ocean_menu_typo_spacing":0,"ocean_menu_typo_spacing_tablet":0,"ocean_menu_typo_spacing_mobile":0,"ocean_menu_typo_spacing_unit":"","ocean_menu_link_color":"","ocean_menu_link_color_hover":"","ocean_menu_link_color_active":"","ocean_menu_link_background":"","ocean_menu_link_hover_background":"","ocean_menu_link_active_background":"","ocean_menu_social_links_bg":"","ocean_menu_social_hover_links_bg":"","ocean_menu_social_links_color":"","ocean_menu_social_hover_links_color":"","ocean_disable_title":"default","ocean_disable_heading":"default","ocean_post_title":"","ocean_post_subheading":"","ocean_post_title_style":"","ocean_post_title_background_color":"","ocean_post_title_background":0,"ocean_post_title_bg_image_position":"","ocean_post_title_bg_image_attachment":"","ocean_post_title_bg_image_repeat":"","ocean_post_title_bg_image_size":"","ocean_post_title_height":0,"ocean_post_title_bg_overlay":0.5,"ocean_post_title_bg_overlay_color":"","ocean_disable_breadcrumbs":"default","ocean_breadcrumbs_color":"","ocean_breadcrumbs_separator_color":"","ocean_breadcrumbs_links_color":"","ocean_breadcrumbs_links_hover_color":"","ocean_display_footer_widgets":"default","ocean_display_footer_bottom":"default","ocean_custom_footer_template":"","osh_disable_topbar_sticky":"default","osh_disable_header_sticky":"default","osh_sticky_header_style":"default","osh_sticky_header_effect":"","osh_custom_sticky_logo":0,"osh_custom_retina_sticky_logo":0,"osh_custom_sticky_logo_height":0,"osh_background_color":"","osh_links_color":"","osh_links_hover_color":"","osh_links_active_color":"","osh_links_bg_color":"","osh_links_hover_bg_color":"","osh_links_active_bg_color":"","osh_menu_social_links_color":"","osh_menu_social_hover_links_color":"","iawp_total_views":140,"ocean_post_oembed":"","ocean_post_self_hosted_media":"","ocean_post_video_embed":"","ocean_link_format":"","ocean_link_format_target":"self","ocean_quote_format":"","ocean_quote_format_link":"post","ocean_gallery_link_images":"on","ocean_gallery_id":[],"footnotes":""},"categories":[243],"tags":[267,286],"class_list":["post-14746","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-colza","tag-actualites","tag-innovations","entry","has-media"],"acf":[],"_links":{"self":[{"href":"https:\/\/ragt-seeds.com\/fr\/wp-json\/wp\/v2\/posts\/14746","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ragt-seeds.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ragt-seeds.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ragt-seeds.com\/fr\/wp-json\/wp\/v2\/users\/14"}],"replies":[{"embeddable":true,"href":"https:\/\/ragt-seeds.com\/fr\/wp-json\/wp\/v2\/comments?post=14746"}],"version-history":[{"count":17,"href":"https:\/\/ragt-seeds.com\/fr\/wp-json\/wp\/v2\/posts\/14746\/revisions"}],"predecessor-version":[{"id":14787,"href":"https:\/\/ragt-seeds.com\/fr\/wp-json\/wp\/v2\/posts\/14746\/revisions\/14787"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ragt-seeds.com\/fr\/wp-json\/wp\/v2\/media\/9342"}],"wp:attachment":[{"href":"https:\/\/ragt-seeds.com\/fr\/wp-js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