{"id":33342,"date":"2021-07-19T09:07:45","date_gmt":"2021-07-19T07:07:45","guid":{"rendered":"https:\/\/gjkkadksm.preview.infomaniak.website\/?post_type=resume-foret-mail&#038;p=33342"},"modified":"2021-07-19T09:07:45","modified_gmt":"2021-07-19T07:07:45","slug":"le-retour-du-muscardin-dans-les-forets-juveniles","status":"publish","type":"resume-foret-mail","link":"https:\/\/foretnature.be\/en\/resume-foret-mail\/le-retour-du-muscardin-dans-les-forets-juveniles\/","title":{"rendered":"Le retour du muscardin dans les for\u00eats juv\u00e9niles"},"content":{"rendered":"<p class=\"text-build-content\" data-testid=\"m9LC61rhw4\">Le muscardin, petit mammif\u00e8re nocturne, est consid\u00e9r\u00e9 comme une esp\u00e8ce menac\u00e9e, \u00e0 cause de la disparition de son habitat naturel et de la fragmentation des for\u00eats. La gestion foresti\u00e8re intensive a un impact n\u00e9gatif sur l\u2019ensemble de la population de muscardins \u00e9tablie en Europe.<\/p>\n<p class=\"text-build-content\" data-testid=\"m9LC61rhw4\">N\u00e9anmoins, la Lituanie fait office d\u2019exception avec une population stable, contrairement \u00e0 de nombreux autres pays de l\u2019Europe de l\u2019Ouest. En effet, les coupes et \u00e9claircies \u00e0 petites \u00e9chelles y sont communes dans les exploitations foresti\u00e8res. Quel rapport de causalit\u00e9 cela entretient-il avec la prolif\u00e9ration du muscardin ? Une \u00e9tude d\u2019envergure a monitor\u00e9, entre 2000 et 2019, le nombre de ces rongeurs dans une parcelle mise \u00e0 blanc, replant\u00e9e puis r\u00e9guli\u00e8rement \u00e9claircie (tous les 3 \u00e0 4 ans).<\/p>\n<p class=\"text-build-content\" data-testid=\"m9LC61rhw4\">Il en ressort que l\u2019\u00e9panouissement optimal du muscardin a lieu dans des jeunes for\u00eats, o\u00f9 la canop\u00e9e n\u2019est pas encore ferm\u00e9e, et o\u00f9 l\u2019apparition de plants fruitiers (framboise, bourdaine, myrtille\u2026) fournit une source de nourriture abondante. Une fois la for\u00eat arriv\u00e9e \u00e0 maturit\u00e9, les espaces plus ombrag\u00e9s entra\u00eenent la rar\u00e9faction des fruits, et donc une baisse du nombre de muscardins. Il est n\u00e9anmoins n\u00e9cessaires de maintenir des for\u00eats anciennes o\u00f9 l\u2019esp\u00e8ce peut se r\u00e9fugier lors de mise \u00e0 blanc, pour ensuite reconqu\u00e9rir les clairi\u00e8res et jeunes for\u00eats.<\/p>\n<p class=\"text-build-content\" data-testid=\"m9LC61rhw4\">La pratique des \u00e9claircies \u00e0 petite \u00e9chelle et l\u2019instauration d\u2019une for\u00eat mixte pourrait donc \u00eatre b\u00e9n\u00e9fique pour bon nombre d\u2019autres petits mammif\u00e8res dans les pays o\u00f9 ceux-ci tendent \u00e0 dispara\u00eetre.<\/p>","protected":false},"excerpt":{"rendered":"<p>Le muscardin, petit mammif\u00e8re nocturne, est consid\u00e9r\u00e9 comme une esp\u00e8ce menac\u00e9e, \u00e0 cause de la disparition de son habitat naturel et de la fragmentation des for\u00eats. La gestion foresti\u00e8re intensive a un impact n\u00e9gatif sur l\u2019ensemble de la population de muscardins \u00e9tablie en Europe. N\u00e9anmoins, la Lituanie fait office d\u2019exception avec une population stable, contrairement [&hellip;]<\/p>","protected":false},"featured_media":0,"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>Le retour du muscardin dans les for\u00eats juv\u00e9niles - 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\/le-retour-du-muscardin-dans-les-forets-juveniles\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Le retour du muscardin dans les for\u00eats juv\u00e9niles - For\u00eat.Nature\" \/>\n<meta property=\"og:description\" content=\"Le muscardin, petit mammif\u00e8re nocturne, est consid\u00e9r\u00e9 comme une esp\u00e8ce menac\u00e9e, \u00e0 cause de la disparition de son habitat naturel et de la fragmentation des for\u00eats. La gestion foresti\u00e8re intensive a un impact n\u00e9gatif sur l\u2019ensemble de la population de muscardins \u00e9tablie en Europe. 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