{"id":22265,"date":"2022-05-25T19:02:13","date_gmt":"2022-05-25T17:02:13","guid":{"rendered":"https:\/\/www.irbab-kbivb.be\/?p=22265"},"modified":"2022-05-25T19:02:17","modified_gmt":"2022-05-25T17:02:17","slug":"les-pucerons-verts-restent-presents","status":"publish","type":"post","link":"https:\/\/www.irbab-kbivb.be\/fr\/les-pucerons-verts-restent-presents\/","title":{"rendered":"Les pucerons verts restent pr\u00e9sents"},"content":{"rendered":"\n<p><a href=\"https:\/\/www.irbab-kbivb.be\/wp-content\/uploads\/2022\/05\/Larven-lieveheersbeestje-geknipt.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"rounded alignleft wp-image-22266 size-medium\" src=\"https:\/\/www.irbab-kbivb.be\/wp-content\/uploads\/2022\/05\/Larven-lieveheersbeestje-geknipt-297x300.jpg\" alt=\"\" width=\"297\" height=\"300\" srcset=\"https:\/\/www.irbab-kbivb.be\/wp-content\/uploads\/2022\/05\/Larven-lieveheersbeestje-geknipt-297x300.jpg 297w, https:\/\/www.irbab-kbivb.be\/wp-content\/uploads\/2022\/05\/Larven-lieveheersbeestje-geknipt.jpg 428w\" sizes=\"auto, (max-width: 297px) 100vw, 297px\" \/><\/a>La pression de pucerons verts reste importante, m\u00eame si le nombre d\u2019insectes utiles est \u00e9galement en forte augmentation depuis la semaine derni\u00e8re. Les coccinelles et surtout leurs larves sont observ\u00e9es en grand nombre et sont tr\u00e8s actives.<\/p>\n<p>Quelques champs ont atteint le troisi\u00e8me seuil de <strong>2 pucerons verts apt\u00e8res par 10 plantes<\/strong>. Il est important de rester attentif \u00e0 la pr\u00e9sence de pucerons. Si vous avez effectu\u00e9 un traitement aphicide il y a plus de 10 jours, surveillez la pr\u00e9sence de pucerons verts dans vos parcelles. Il est important d\u2019assurer la protection des betteraves au moins jusque et y compris la fermeture des lignes.<\/p>\n<p>Sur des parcelles avec de graves d\u00e9g\u00e2ts de gr\u00eale il est \u00e9galement recommand\u00e9 de contr\u00f4ler la pr\u00e9sence des pucerons verts dans les feuilles du c\u0153ur et, si n\u00e9cessaire, de r\u00e9aliser un traitement.<\/p>\n<p>Suivez l\u2019\u00e9volution des populations de pucerons verts via la <a href=\"https:\/\/www.irbab-kbivb.be\/fr\/cartographie-champs-dobservations\/mai-juin-2022-carte-avertissement-pucerons-verts-betteraves\/\">carte<\/a>.<\/p>\n<p>Si le seuil de 2 pucerons verts apt\u00e8res par 10 plantes est atteint, les points suivants sont importants\u00a0:<\/p>\n<ul>\n<li>Traiter avec Movento 0,45 l\/ha, Teppeki 0,14 kg\/ha (une seule application\u00a0!) ou Closer 0.2l\/ha<\/li>\n<li><strong>Eviter tout traitement avec une pyr\u00e9thrino\u00efde, m\u00eame en m\u00e9lange. Il entraine plus de mal que de bien.<\/strong><\/li>\n<li>Utiliser suffisamment d\u2019eau (200 litres ou plus) et traiter quand l\u2019humidit\u00e9 relative est suffisante.<\/li>\n<li>Teppeki, Movento et Closer peuvent \u00eatre appliqu\u00e9s en m\u00e9lange avec les herbicides betteraves.<\/li>\n<\/ul>\n<p>L\u2019avis de traitement ne concerne pas les champs sem\u00e9s avec des semences trait\u00e9es avec Gaucho.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>La pression de pucerons verts reste importante, m\u00eame si le nombre d\u2019insectes utiles est \u00e9galement en forte augmentation depuis la semaine derni\u00e8re. Les coccinelles et surtout leurs larves sont observ\u00e9es en grand nombre et sont tr\u00e8s actives. Quelques champs ont atteint le troisi\u00e8me seuil de 2 pucerons verts apt\u00e8res par 10 plantes. Il est important [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":22266,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"iawp_total_views":10,"footnotes":""},"categories":[2,222],"tags":[243],"class_list":["post-22265","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-betterave","category-ravageurs","tag-messages"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Les pucerons verts restent pr\u00e9sents - 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\/les-pucerons-verts-restent-presents\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Les pucerons verts restent pr\u00e9sents - IRBAB-KBIVB\" \/>\n<meta property=\"og:description\" content=\"La pression de pucerons verts reste importante, m\u00eame si le nombre d\u2019insectes utiles est \u00e9galement en forte augmentation depuis la semaine derni\u00e8re. 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