{"id":89313,"date":"2021-04-06T09:41:39","date_gmt":"2021-04-06T07:41:39","guid":{"rendered":"http:\/\/radiotordera.cat\/radio\/?p=89313"},"modified":"2021-04-06T09:41:39","modified_gmt":"2021-04-06T07:41:39","slug":"un-estudi-de-linstitut-cartografic-i-geologic-constata-diverses-hectarees-afectades-a-tordera-per-leruga-del-suro","status":"publish","type":"post","link":"https:\/\/radiotordera.cat\/radio\/89313\/","title":{"rendered":"Un estudi de l\u2019institut Cartogr\u00e0fic i geol\u00f2gic constata diverses hect\u00e0rees afectades a Tordera per l\u2019eruga del suro"},"content":{"rendered":"<figure id=\"attachment_79327\" aria-describedby=\"caption-attachment-79327\" style=\"width: 200px\" class=\"wp-caption alignleft\"><a href=\"https:\/\/i0.wp.com\/radiotordera.cat\/radio\/wp-content\/uploads\/2020\/02\/eruga-suro.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-79327\" src=\"https:\/\/i0.wp.com\/radiotordera.cat\/radio\/wp-content\/uploads\/2020\/02\/eruga-suro.jpg?resize=200%2C133&#038;ssl=1\" alt=\"\" width=\"200\" height=\"133\" srcset=\"https:\/\/i0.wp.com\/radiotordera.cat\/radio\/wp-content\/uploads\/2020\/02\/eruga-suro.jpg?resize=200%2C133&amp;ssl=1 200w, https:\/\/i0.wp.com\/radiotordera.cat\/radio\/wp-content\/uploads\/2020\/02\/eruga-suro.jpg?w=756&amp;ssl=1 756w\" sizes=\"auto, (max-width: 200px) 100vw, 200px\" \/><\/a><figcaption id=\"caption-attachment-79327\" class=\"wp-caption-text\">Foto: Consorci Forestal de Catalunya<\/figcaption><\/figure>\n<p>Gaireb\u00e9 4.000 hect\u00e0rees de boscos del Montnegre estan afectats per l\u2019eruga del suro. Aquesta \u00e9s una de les conclusions que s\u2019extreu de l\u2019<a href=\"https:\/\/www.diba.cat\/documents\/357755\/41447371\/2020_Informe_AfectacioErugaMontnegre_v2.1.pdf\/5b890ba8-6e7c-c0ea-4297-9b45ed4334c3?t=1615484360034\">estudi<\/a>&nbsp;fet per l\u2019Institut Cartogr\u00e0fic i Geol\u00f2gic de Catalunya encarregat per la Diputaci\u00f3 de Barcelona que determina, alhora, el deca\u00efment dels boscos del Maresme.<\/p>\n<p>L\u2019Institut Cartogr\u00e0fic i Geol\u00f2gic de Catalunya ja fa dos anys que est\u00e0 fent un seguiment de l&#8217;evoluci\u00f3 de l\u2019eruga del suro durant el per\u00edode primaveral. L\u2019estudi corrobora que hi ha un&nbsp;increment substancial doblant la seva pres\u00e8ncia&nbsp;i s\u2019ha comptabilitzat que afecta un total de&nbsp;3.808 hect\u00e0rees d&#8217;alzinars i suredes, 2.500 m\u00e9s que l\u2019any 2019. Entre les zones m\u00e9s afectades, hi ha la part&nbsp;nord del Montnegre-Corredor i municipis com Dosrius o Tordera.<\/p>\n<p>La cartografia ha perm\u00e8s delimitar l\u2019afectaci\u00f3, determinar que el grau d\u2019afectaci\u00f3 va ser igual de sever que el del 2019 i veure l\u2019evoluci\u00f3 de la superf\u00edcie afectada per l\u2019eruga en dies successius. Per fer-ho, s\u2019han fet servir 8 imatges preses pel sat\u00e8l\u00b7lit europeu&nbsp;Sentinel-2&nbsp;que ha perm\u00e8s detectar els canvis en la massa forestal.<\/p>\n<p>A la pres\u00e8ncia de l\u2019eruga peluda del suro, tamb\u00e9 s\u2019hi afegeixen altres factors que han provocat la defoliaci\u00f3, com la&nbsp;sequera, el Tomicus o l\u2019exist\u00e8ncia d\u2019altres fongs.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Gaireb\u00e9 4.000 hect\u00e0rees de boscos del Montnegre estan afectats per l\u2019eruga del suro. Aquesta \u00e9s una de les conclusions que s\u2019extreu de l\u2019estudi&nbsp;fet per l\u2019Institut Cartogr\u00e0fic i Geol\u00f2gic de Catalunya encarregat per la Diputaci\u00f3 de Barcelona que determina, alhora, el deca\u00efment dels boscos del Maresme. L\u2019Institut Cartogr\u00e0fic i Geol\u00f2gic de Catalunya ja fa dos anys [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":79327,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[41],"tags":[],"class_list":{"0":"post-89313","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-medi-ambient"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Un estudi de l\u2019institut Cartogr\u00e0fic i geol\u00f2gic constata diverses hect\u00e0rees afectades a Tordera per l\u2019eruga del suro - R\u00e0dio Tordera<\/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:\/\/radiotordera.cat\/radio\/89313\/\" \/>\n<meta property=\"og:locale\" content=\"ca_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Un estudi de l\u2019institut Cartogr\u00e0fic i geol\u00f2gic constata diverses hect\u00e0rees afectades a Tordera per l\u2019eruga del suro - R\u00e0dio Tordera\" \/>\n<meta property=\"og:description\" content=\"Gaireb\u00e9 4.000 hect\u00e0rees de boscos del Montnegre estan afectats per l\u2019eruga del suro. Aquesta \u00e9s una de les conclusions que s\u2019extreu de l\u2019estudi&nbsp;fet per l\u2019Institut Cartogr\u00e0fic i Geol\u00f2gic de Catalunya encarregat per la Diputaci\u00f3 de Barcelona que determina, alhora, el deca\u00efment dels boscos del Maresme. 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