{"id":39943,"date":"2023-09-11T09:52:50","date_gmt":"2023-09-11T07:52:50","guid":{"rendered":"https:\/\/foretnature.be\/?post_type=resume-foret-mail&#038;p=39943"},"modified":"2023-09-11T09:52:50","modified_gmt":"2023-09-11T07:52:50","slug":"les-news-de-loffice-wallon-de-la-sante-des-forets-aout-2023","status":"publish","type":"resume-foret-mail","link":"https:\/\/foretnature.be\/en\/resume-foret-mail\/les-news-de-loffice-wallon-de-la-sante-des-forets-aout-2023\/","title":{"rendered":"Les news de l\u2019Office Wallon de la Sant\u00e9 des For\u00eats &#8211; Ao\u00fbt 2023"},"content":{"rendered":"<p>Si ce mois de juillet est le plus chaud jamais enregistr\u00e9 au niveau mondial, pluie et fra\u00eecheur ont plut\u00f4t \u00e9t\u00e9 au programme d\u2019une partie du mois de juillet en Belgique, ce qui nous a permis de retrouver des valeurs normales au niveau de l\u2019indice de s\u00e9cheresse calcul\u00e9 d\u00e9but ao\u00fbt.<\/p>\n<p>Quelques nouvelles :<br \/>\nEn peupliers, les 15 cultivars les plus fr\u00e9quemment utilis\u00e9s se montrent peu sensibles aux variations climatiques extr\u00eames de ces derni\u00e8res ann\u00e9es.<br \/>\nDu c\u00f4t\u00e9 des scolytes, si les d\u00e9g\u00e2ts li\u00e9s au typographe se r\u00e9duisent depuis 3 ans, d\u2019autres esp\u00e8ces se r\u00e9veillent. Le chalcographe a caus\u00e9 des d\u00e9g\u00e2ts parfois importants sur de jeunes peuplements r\u00e9sineux. L\u2019Ips cembrae attaque ponctuellement les m\u00e9l\u00e8zes, commen\u00e7ant par la pointe pour atteindre ensuite l\u2019arbre entier. Sur le thuya et le tsuga, c\u2019est le petit scolyte Phloesinus thuyae qui appara\u00eet dans de jeunes peuplements stress\u00e9s. Sur Abies grandis, des attaques de plusieurs esp\u00e8ces (l\u2019acumin\u00e9 ou le spinident\u00e9) s\u2019observent d\u00e8s 25 ans.<br \/>\nL\u2019\u00e9tat sanitaire d\u00e9grad\u00e9 du ch\u00eane semble se maintenir, particuli\u00e8rement en Fagne-Famenne-Calestienne. On observe peu de pousses de la Saint-Jean et peu de gourmands, traduisant un manque de r\u00e9activit\u00e9 inqui\u00e9tant.<br \/>\nEnfin, le risque li\u00e9 aux d\u00e9g\u00e2ts de hannetons sur jeunes plantations est toujours \u00e9lev\u00e9 dans la r\u00e9gion gaumaise (sols sableux). Ils se traduisent par des mortalit\u00e9s dans les plantations et une absence de chevelu racinaire. L\u2019OWSF lance un appel \u00e0 signalement pour cette esp\u00e8ce.<\/p>","protected":false},"excerpt":{"rendered":"<p>Si ce mois de juillet est le plus chaud jamais enregistr\u00e9 au niveau mondial, pluie et fra\u00eecheur ont plut\u00f4t \u00e9t\u00e9 au programme d\u2019une partie du mois de juillet en Belgique, ce qui nous a permis de retrouver des valeurs normales au niveau de l\u2019indice de s\u00e9cheresse calcul\u00e9 d\u00e9but ao\u00fbt. Quelques nouvelles : En peupliers, les [&hellip;]<\/p>","protected":false},"featured_media":39927,"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>Les news de l\u2019Office Wallon de la Sant\u00e9 des For\u00eats - Ao\u00fbt 2023 - 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\/les-news-de-loffice-wallon-de-la-sante-des-forets-aout-2023\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Les news de l\u2019Office Wallon de la Sant\u00e9 des For\u00eats - Ao\u00fbt 2023 - For\u00eat.Nature\" \/>\n<meta property=\"og:description\" content=\"Si ce mois de juillet est le plus chaud jamais enregistr\u00e9 au niveau mondial, pluie et fra\u00eecheur ont plut\u00f4t \u00e9t\u00e9 au programme d\u2019une partie du mois de juillet en Belgique, ce qui nous a permis de retrouver des valeurs normales au niveau de l\u2019indice de s\u00e9cheresse calcul\u00e9 d\u00e9but ao\u00fbt. Quelques nouvelles : En peupliers, les [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/foretnature.be\/en\/resume-foret-mail\/les-news-de-loffice-wallon-de-la-sante-des-forets-aout-2023\/\" \/>\n<meta property=\"og:site_name\" content=\"For\u00eat.Nature\" \/>\n<meta property=\"og:image\" content=\"https:\/\/foretnature.be\/wp-content\/uploads\/2023\/09\/2477.png\" \/>\n\t<meta property=\"og:image:width\" content=\"900\" \/>\n\t<meta property=\"og:image:height\" content=\"813\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Estimated reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/foretnature.be\/en\/resume-foret-mail\/les-news-de-loffice-wallon-de-la-sante-des-forets-aout-2023\/\",\"url\":\"https:\/\/foretnature.be\/en\/resume-foret-mail\/les-news-de-loffice-wallon-de-la-sante-des-forets-aout-2023\/\",\"name\":\"Les news de l\u2019Office Wallon de la Sant\u00e9 des For\u00eats - Ao\u00fbt 2023 - For\u00eat.Nature\",\"isPartOf\":{\"@id\":\"https:\/\/foretnature.be\/en\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/foretnature.be\/en\/resume-foret-mail\/les-news-de-loffice-wallon-de-la-sante-des-forets-aout-2023\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/foretnature.be\/en\/resume-foret-mail\/les-news-de-loffice-wallon-de-la-sante-des-forets-aout-2023\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/foretnature.be\/wp-content\/uploads\/2023\/09\/2477.png\",\"datePublished\":\"2023-09-11T07:52:50+00:00\",\"dateModified\":\"2023-09-11T07:52:50+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/foretnature.be\/en\/resume-foret-mail\/les-news-de-loffice-wallon-de-la-sante-des-forets-aout-2023\/#breadcrumb\"},\"inLanguage\":\"en-GB\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/foretnature.be\/en\/resume-foret-mail\/les-news-de-loffice-wallon-de-la-sante-des-forets-aout-2023\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-GB\",\"@id\":\"https:\/\/foretnature.be\/en\/resume-foret-mail\/les-news-de-loffice-wallon-de-la-sante-des-forets-aout-2023\/#primaryimage\",\"url\":\"https:\/\/foretnature.be\/wp-content\/uploads\/2023\/09\/2477.png\",\"contentUrl\":\"https:\/\/foretnature.be\/wp-content\/uploads\/2023\/09\/2477.png\",\"width\":900,\"height\":813},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/foretnature.be\/en\/resume-foret-mail\/les-news-de-loffice-wallon-de-la-sante-des-forets-aout-2023\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/foretnature.be\/en\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Les news de l\u2019Office Wallon de la Sant\u00e9 des For\u00eats &#8211; 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