{"id":23633,"date":"2023-08-03T14:07:09","date_gmt":"2023-08-03T12:07:09","guid":{"rendered":"https:\/\/www.irbab-kbivb.be\/?p=23633"},"modified":"2023-08-03T14:07:13","modified_gmt":"2023-08-03T12:07:13","slug":"la-pression-en-maladies-foliaires-augmente","status":"publish","type":"post","link":"https:\/\/www.irbab-kbivb.be\/fr\/la-pression-en-maladies-foliaires-augmente\/","title":{"rendered":"La pression en maladies foliaires augmente"},"content":{"rendered":"\n<p><a href=\"https:\/\/www.irbab-kbivb.be\/wp-content\/uploads\/2023\/08\/Witziekte_AW_Walshoutem.png\"><img loading=\"lazy\" decoding=\"async\" class=\"rounded alignleft wp-image-23626 size-medium\" src=\"https:\/\/www.irbab-kbivb.be\/wp-content\/uploads\/2023\/08\/Witziekte_AW_Walshoutem-300x169.png\" alt=\"\" width=\"300\" height=\"169\" srcset=\"https:\/\/www.irbab-kbivb.be\/wp-content\/uploads\/2023\/08\/Witziekte_AW_Walshoutem-300x169.png 300w, https:\/\/www.irbab-kbivb.be\/wp-content\/uploads\/2023\/08\/Witziekte_AW_Walshoutem.png 636w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a>La pression des maladies foliaires augmente, principalement la cercosporiose et l\u2019o\u00efdium. L\u2019o\u00efdium peut se propager rapidement sur les vari\u00e9t\u00e9s sensibles. La rouille et la ramulariose sont \u00e9galement pr\u00e9sentes mais les chiffres restent faibles.<\/p>\n<p>Six champs ont atteint le seuil pour l\u2019o\u00efdium et deux d\u2019entre eux ont simultan\u00e9ment atteint celui pour la cercosporiose. Environ 40% des champs du r\u00e9seau d&#8217;avertissement ont atteint le seuil pour la cercosporiose.<\/p>\n<p>Nous recommandons de continuer les observations hebdomadaires. Pour r\u00e9aliser celles-ci, observez attentivement 50 feuilles pr\u00e9lev\u00e9es al\u00e9atoirement dans le champ. Ce n&#8217;est que lorsque le seuil est atteint qu&#8217;un traitement est recommand\u00e9.<\/p>\n<p>Les seuils pour les quatre principales maladies sont les suivants\u00a0:<\/p>\n<ul>\n<li><strong>Cercosporiose ou Ramulariose : 5% de feuilles atteintes ;<\/strong><\/li>\n<li><strong>O\u00efdium ou Rouille : 15% de feuilles atteintes.<\/strong><\/li>\n<\/ul>\n<p>Vous pouvez suivre l&#8217;\u00e9volution des maladies foliaires via <a href=\"https:\/\/www.irbab-kbivb.be\/fr\/cartographie-champs-dobservations\/juillet-aout-2023-problemes-sanitaires-signales-en-culture-betteraves\/\">la carte<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>La pression des maladies foliaires augmente, principalement la cercosporiose et l\u2019o\u00efdium. L\u2019o\u00efdium peut se propager rapidement sur les vari\u00e9t\u00e9s sensibles. La rouille et la ramulariose sont \u00e9galement pr\u00e9sentes mais les chiffres restent faibles. Six champs ont atteint le seuil pour l\u2019o\u00efdium et deux d\u2019entre eux ont simultan\u00e9ment atteint celui pour la cercosporiose. Environ 40% des [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":23626,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"iawp_total_views":1,"footnotes":""},"categories":[2,221,129],"tags":[243],"class_list":["post-23633","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-betterave","category-maladies-foliaires","category-protection-des-plantes","tag-messages"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>La pression en maladies foliaires augmente - IRBAB-KBIVB<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.irbab-kbivb.be\/fr\/la-pression-en-maladies-foliaires-augmente\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"La pression en maladies foliaires augmente - IRBAB-KBIVB\" \/>\n<meta property=\"og:description\" content=\"La pression des maladies foliaires augmente, principalement la cercosporiose et l\u2019o\u00efdium. L\u2019o\u00efdium peut se propager rapidement sur les vari\u00e9t\u00e9s sensibles. La rouille et la ramulariose sont \u00e9galement pr\u00e9sentes mais les chiffres restent faibles. Six champs ont atteint le seuil pour l\u2019o\u00efdium et deux d\u2019entre eux ont simultan\u00e9ment atteint celui pour la cercosporiose. 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