{"id":41061,"date":"2024-06-13T11:27:02","date_gmt":"2024-06-13T09:27:02","guid":{"rendered":"https:\/\/foretnature.be\/?post_type=resume-foret-mail&#038;p=41061"},"modified":"2024-06-13T11:27:02","modified_gmt":"2024-06-13T09:27:02","slug":"alerte-scolytes","status":"publish","type":"resume-foret-mail","link":"https:\/\/foretnature.be\/en\/resume-foret-mail\/alerte-scolytes\/","title":{"rendered":"Alerte scolytes !"},"content":{"rendered":"<p>L\u2019Observatoire wallon de la sant\u00e9 des for\u00eats (OWSF) entretient un dispositif destin\u00e9 \u00e0 suivre les envols de scolytes (<em>Ips typographus<\/em>). Le relev\u00e9 de fin mai a mis en \u00e9vidence une augmentation des captures, marquant le d\u00e9but du premier envol en 2024.<\/p>\n<p>Si les conditions climatiques particuli\u00e8res de ce d\u00e9but d&rsquo;ann\u00e9e ont ralenti l\u2019\u00e9mergence du scolyte de l&rsquo;\u00e9pic\u00e9a, plusieurs petits vols ont \u00e9t\u00e9 d\u00e9tect\u00e9s lors des \u00e9pisodes de chaleur de ces derni\u00e8res semaines. Toutefois, chaque \u00e9pisode de chaleur a \u00e9t\u00e9 suivi par une p\u00e9riode de froid ou de pluie parfois intense. Les observations r\u00e9alis\u00e9es par le CRA-W et les \u00e9quipes de l&rsquo;OWSF montrent un d\u00e9veloppement tr\u00e8s lent des larves sous \u00e9corces. Les pr\u00e9cipitations de ces derniers mois placent les for\u00eats dans des situations bien plus favorables que lors des premi\u00e8res ann\u00e9es de l\u2019\u00e9pid\u00e9mie. Cependant, des p\u00e9riodes de s\u00e9cheresses peuvent suivre et permettre une augmentation des attaques, comme ce f\u00fbt le cas en 2023.<\/p>\n<p>L&rsquo;OWSF rappelle les mesures prioritaires pour la gestion du scolyte :<\/p>\n<ul>\n<li>\u00c9vacuer les chablis<\/li>\n<li>\u00c9viter le stockage du bois en for\u00eat<\/li>\n<li>Effectuer une surveillance minutieuse des peuplements d\u2019\u00e9pic\u00e9as<\/li>\n<li>Abattre les arbres scolyt\u00e9s, les \u00e9vacuer ou les \u00e9corcer<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>L\u2019Observatoire wallon de la sant\u00e9 des for\u00eats (OWSF) entretient un dispositif destin\u00e9 \u00e0 suivre les envols de scolytes (Ips typographus). Le relev\u00e9 de fin mai a mis en \u00e9vidence une augmentation des captures, marquant le d\u00e9but du premier envol en 2024. Si les conditions climatiques particuli\u00e8res de ce d\u00e9but d&rsquo;ann\u00e9e ont ralenti l\u2019\u00e9mergence du scolyte [&hellip;]<\/p>","protected":false},"featured_media":41062,"template":"","categories":[50],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Alerte scolytes ! - For\u00eat.Nature<\/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:\/\/foretnature.be\/en\/resume-foret-mail\/alerte-scolytes\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Alerte scolytes ! - For\u00eat.Nature\" \/>\n<meta property=\"og:description\" content=\"L\u2019Observatoire wallon de la sant\u00e9 des for\u00eats (OWSF) entretient un dispositif destin\u00e9 \u00e0 suivre les envols de scolytes (Ips typographus). 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