{"id":33307,"date":"2021-07-15T11:46:32","date_gmt":"2021-07-15T09:46:32","guid":{"rendered":"https:\/\/gjkkadksm.preview.infomaniak.website\/?post_type=article-foret-nature&#038;p=33307"},"modified":"2024-10-24T10:29:37","modified_gmt":"2024-10-24T08:29:37","slug":"bilan-de-douze-annees-de-suivi-sanitaire-des-hetres-et-chenes-de-la-foret-de-soignes","status":"publish","type":"article-foret-nature","link":"https:\/\/foretnature.be\/en\/article-foret-nature\/bilan-de-douze-annees-de-suivi-sanitaire-des-hetres-et-chenes-de-la-foret-de-soignes\/","title":{"rendered":"Bilan de douze ann\u00e9es de suivi sanitaire des h\u00eatres et ch\u00eanes de la for\u00eat de Soignes"},"content":{"rendered":"<p>Depuis plusieurs d\u00e9cennies, des d\u00e9p\u00e9rissements ont \u00e9t\u00e9 signal\u00e9s dans les futaies de h\u00eatres de la for\u00eat de Soignes, conduisant la R\u00e9gion bruxelloise \u00e0 se doter en 2009 d\u2019un syst\u00e8me de suivi sanitaire des h\u00eatres et des ch\u00eanes, calqu\u00e9 sur le r\u00e9seau de monitoring europ\u00e9en ICP-forests. Les r\u00e9sultats obtenus en 2009 ont confirm\u00e9 que l\u2019\u00e9tat de sant\u00e9 des h\u00eatres en for\u00eat de Soignes \u00e9tait pr\u00e9occupant, mais ne permettaient pas d\u2019appr\u00e9hender les tendances. Aujourd\u2019hui, apr\u00e8s 12\u202fans d\u2019observations, comment la situation a-t-elle \u00e9volu\u00e9\u202f? Assiste-t-on a une acc\u00e9l\u00e9ration du d\u00e9p\u00e9rissement suite aux s\u00e9cheresses \u00e0 r\u00e9p\u00e9tition depuis 2015 ?<\/p>\n<p>La situation des ch\u00eanes ne pr\u00e9sente pas de tendance claire mais des \u00e9pisodes successifs de d\u00e9gradation et de reconstruction. La situation des h\u00eatres s\u2019est d\u00e9grad\u00e9e de fa\u00e7on significative, mais \u00e0 un rythme \u00e0 peine sup\u00e9rieur \u00e0 la d\u00e9gradation attribuable au vieillissement des arbres au cours du suivi. Nous observons une d\u00e9gradation un peu plus marqu\u00e9e depuis 2015 sugg\u00e9rant un possible effet des s\u00e9cheresses, mais le point de rupture redout\u00e9 n\u2019a pas (encore\u202f?) \u00e9t\u00e9 atteint. L\u2019acc\u00e8s des racines \u00e0 des r\u00e9serves d\u2019eau en profondeur pourrait expliquer l\u2019absence de d\u00e9gradation rapide.<\/p>\n<p>Plus globalement, le mauvais \u00e9tat g\u00e9n\u00e9ral des h\u00eatres, et ce depuis le d\u00e9but du suivi, pourrait \u00eatre li\u00e9 \u00e0 plusieurs hypoth\u00e8ses compl\u00e9mentaires\u202f: l\u2019effet cumulatif de s\u00e9cheresses sur plusieurs d\u00e9cennies, des \u00e9pisodes printaniers tr\u00e8s humides provoquant l\u2019asphyxie des racines fines, le tassement des sols avant la mise en place de mesures de protection et la pr\u00e9dominance de h\u00eatres \u00e2g\u00e9s.<\/p>","protected":false},"excerpt":{"rendered":"<p>Depuis plusieurs d\u00e9cennies, des d\u00e9p\u00e9rissements ont \u00e9t\u00e9 signal\u00e9s dans les futaies de h\u00eatres de la for\u00eat de Soignes, conduisant la R\u00e9gion bruxelloise \u00e0 se doter en 2009 d\u2019un syst\u00e8me de suivi sanitaire des h\u00eatres et des ch\u00eanes, calqu\u00e9 sur le r\u00e9seau de monitoring europ\u00e9en ICP-forests. Les r\u00e9sultats obtenus en 2009 ont confirm\u00e9 que l\u2019\u00e9tat de [&hellip;]<\/p>","protected":false},"featured_media":0,"template":"","categories":[49],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Bilan de douze ann\u00e9es de suivi sanitaire des h\u00eatres et ch\u00eanes de la for\u00eat de Soignes - 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\/article-foret-nature\/bilan-de-douze-annees-de-suivi-sanitaire-des-hetres-et-chenes-de-la-foret-de-soignes\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Bilan de douze ann\u00e9es de suivi sanitaire des h\u00eatres et ch\u00eanes de la for\u00eat de Soignes - For\u00eat.Nature\" \/>\n<meta property=\"og:description\" content=\"Depuis plusieurs d\u00e9cennies, des d\u00e9p\u00e9rissements ont \u00e9t\u00e9 signal\u00e9s dans les futaies de h\u00eatres de la for\u00eat de Soignes, conduisant la R\u00e9gion bruxelloise \u00e0 se doter en 2009 d\u2019un syst\u00e8me de suivi sanitaire des h\u00eatres et des ch\u00eanes, calqu\u00e9 sur le r\u00e9seau de monitoring europ\u00e9en ICP-forests. Les r\u00e9sultats obtenus en 2009 ont confirm\u00e9 que l\u2019\u00e9tat de [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/foretnature.be\/en\/article-foret-nature\/bilan-de-douze-annees-de-suivi-sanitaire-des-hetres-et-chenes-de-la-foret-de-soignes\/\" \/>\n<meta property=\"og:site_name\" content=\"For\u00eat.Nature\" \/>\n<meta property=\"article:modified_time\" content=\"2024-10-24T08:29:37+00:00\" \/>\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\/article-foret-nature\/bilan-de-douze-annees-de-suivi-sanitaire-des-hetres-et-chenes-de-la-foret-de-soignes\/\",\"url\":\"https:\/\/foretnature.be\/article-foret-nature\/bilan-de-douze-annees-de-suivi-sanitaire-des-hetres-et-chenes-de-la-foret-de-soignes\/\",\"name\":\"Bilan de douze ann\u00e9es de suivi sanitaire des h\u00eatres et ch\u00eanes de la for\u00eat de Soignes - For\u00eat.Nature\",\"isPartOf\":{\"@id\":\"https:\/\/foretnature.be\/en\/#website\"},\"datePublished\":\"2021-07-15T09:46:32+00:00\",\"dateModified\":\"2024-10-24T08:29:37+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/foretnature.be\/article-foret-nature\/bilan-de-douze-annees-de-suivi-sanitaire-des-hetres-et-chenes-de-la-foret-de-soignes\/#breadcrumb\"},\"inLanguage\":\"en-GB\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/foretnature.be\/article-foret-nature\/bilan-de-douze-annees-de-suivi-sanitaire-des-hetres-et-chenes-de-la-foret-de-soignes\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/foretnature.be\/article-foret-nature\/bilan-de-douze-annees-de-suivi-sanitaire-des-hetres-et-chenes-de-la-foret-de-soignes\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/foretnature.be\/en\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Bilan de douze ann\u00e9es de suivi sanitaire des h\u00eatres et ch\u00eanes de la for\u00eat de Soignes\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/foretnature.be\/en\/#website\",\"url\":\"https:\/\/foretnature.be\/en\/\",\"name\":\"For\u00eat.Nature\",\"description\":\"Une \u00e9quipe technique au service de la for\u00eat\",\"publisher\":{\"@id\":\"https:\/\/foretnature.be\/en\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/foretnature.be\/en\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"en-GB\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/foretnature.be\/en\/#organization\",\"name\":\"For\u00eat.Nature\",\"url\":\"https:\/\/foretnature.be\/en\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-GB\",\"@id\":\"https:\/\/foretnature.be\/en\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/foretnature.be\/wp-content\/uploads\/2021\/01\/logoFOblanc.png\",\"contentUrl\":\"https:\/\/foretnature.be\/wp-content\/uploads\/2021\/01\/logoFOblanc.png\",\"width\":300,\"height\":151,\"caption\":\"For\u00eat.Nature\"},\"image\":{\"@id\":\"https:\/\/foretnature.be\/en\/#\/schema\/logo\/image\/\"}}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Bilan de douze ann\u00e9es de suivi sanitaire des h\u00eatres et ch\u00eanes de la for\u00eat de Soignes - For\u00eat.Nature","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/foretnature.be\/en\/article-foret-nature\/bilan-de-douze-annees-de-suivi-sanitaire-des-hetres-et-chenes-de-la-foret-de-soignes\/","og_locale":"en_GB","og_type":"article","og_title":"Bilan de douze ann\u00e9es de suivi sanitaire des h\u00eatres et ch\u00eanes de la for\u00eat de Soignes - For\u00eat.Nature","og_description":"Depuis plusieurs d\u00e9cennies, des d\u00e9p\u00e9rissements ont \u00e9t\u00e9 signal\u00e9s dans les futaies de h\u00eatres de la for\u00eat de Soignes, conduisant la R\u00e9gion bruxelloise \u00e0 se doter en 2009 d\u2019un syst\u00e8me de suivi sanitaire des h\u00eatres et des ch\u00eanes, calqu\u00e9 sur le r\u00e9seau de monitoring europ\u00e9en ICP-forests. 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