{"id":2925,"date":"2024-12-04T17:42:37","date_gmt":"2024-12-04T16:42:37","guid":{"rendered":"https:\/\/www.gembloux.ulg.ac.be\/faunefac\/?page_id=2925"},"modified":"2025-02-11T14:46:42","modified_gmt":"2025-02-11T13:46:42","slug":"planification_inventaire_adne","status":"publish","type":"page","link":"https:\/\/www.gembloux.ulg.ac.be\/faunefac\/planification_inventaire_adne\/","title":{"rendered":"Planification de l&rsquo;inventaire"},"content":{"rendered":"<div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-1 fusion-flex-container has-pattern-background has-mask-background nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-background-color:var(--awb-custom_color_2);--awb-flex-wrap:wrap;\"><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"max-width:1144px;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-0 fusion_builder_column_1_1 1_1 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:100%;--awb-margin-top-large:0px;--awb-spacing-right-large:1.92%;--awb-margin-bottom-large:20px;--awb-spacing-left-large:1.92%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-text fusion-text-1\" style=\"--awb-text-color:var(--awb-custom_color_1);\"><p style=\"text-align: justify\">L&rsquo;utilisation de l&rsquo;<a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;ADN&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;&amp;lt;!-- wp:paragraph --&amp;gt;Mol&eacute;cule porteuse de l&rsquo;information g&eacute;n&eacute;tique chez tous les &ecirc;tres vivants, cod&eacute;e par une s&eacute;quence de quatre bases (A, T, C, G).&amp;lt;br\/&amp;gt;&amp;lt;!-- \/wp:paragraph --&amp;gt;&amp;lt;!-- wp:paragraph --&amp;gt;&amp;lt;br\/&amp;gt;&amp;lt;!-- \/wp:paragraph --&amp;gt;&lt;\/div&gt;\"  href=\"https:\/\/www.gembloux.ulg.ac.be\/faunefac\/glossary\/ad\/\"  target=\"_blank\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'  tabindex='0' role='link'>ADN<\/a> environnemental pour inventorier la faune, en particulier les mammif&egrave;res, est une m&eacute;thode relativement r&eacute;cente. En cons&eacute;quence, l&rsquo;&eacute;laboration des protocoles se fait encore de mani&egrave;re exploratoire.<\/p>\n<p style=\"text-align: justify\">Les dispositifs d&#x2019;&#xE9;chantillonnage pour la collecte d<b>&#x2019;ADNe &#xE0; pr&#xE9;lever sur la v&#xE9;g&#xE9;tation<\/b> sont g&eacute;n&eacute;ralement des &eacute;chantillonnages syst&eacute;matiques. Par exemple, un maillage est g&eacute;n&eacute;r&eacute; sur un Syst&egrave;me d&rsquo;Information G&eacute;ographique (SIG) avec une &eacute;quidistance entre les stations de pr&eacute;l&egrave;vement de 2 km, soit une densit&eacute; d&rsquo;une station d&rsquo;&eacute;chantillonnage par 2,6 km&sup2;. En l&rsquo;absence de param&egrave;tres standardis&eacute;s, les caract&eacute;ristiques du maillage pr&eacute;sent&eacute; ici s&rsquo;inspirent des protocoles standardis&eacute;s pour les pi&egrave;ges photographiques d&eacute;velopp&eacute;s par le r&eacute;seau TEAM (Tropical Ecology Assessment and Monitoring). Plusieurs grilles sont positionn&eacute;es de mani&egrave;re al&eacute;atoire dans la zone d&rsquo;&eacute;tude afin de couvrir la diversit&eacute; des habitats de l&rsquo;&eacute;cosyst&egrave;me cibl&eacute;. L&rsquo;utilisation de l&rsquo;ADN environnemental peut notamment permettre de rep&eacute;rer les <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;Hotspots de biodiversit&eacute;&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;&amp;lt;!-- wp:paragraph --&amp;gt;R&eacute;gion g&eacute;ographique abritant une grande vari&eacute;t&eacute; d&rsquo;esp&egrave;ces animales et\/ou v&eacute;g&eacute;tales, souvent uniques, et qui est particuli&egrave;rement menac&eacute;e par les activit&eacute;s humaines.&amp;lt;br\/&amp;gt;&amp;lt;!-- \/wp:paragraph --&amp;gt;&amp;lt;!-- wp:paragraph --&amp;gt;&amp;lt;br\/&amp;gt;&amp;lt;!-- \/wp:paragraph --&amp;gt;&lt;\/div&gt;\"  href=\"https:\/\/www.gembloux.ulg.ac.be\/faunefac\/glossary\/hotspot\/\"  target=\"_blank\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'  tabindex='0' role='link'>hotspots de biodiversit&eacute;<\/a>, ce qui permet ensuite de concentrer les efforts d&rsquo;inventaire sur ces zones avec d&rsquo;autres m&eacute;thodes comme les pi&egrave;ges photographiques. <\/p>\n<p style=\"text-align: justify\">Pour les pr&#xE9;l&#xE8;vements d&#x2019;<b>ADNe dans l&#x2019;eau<\/b>, la s&#xE9;lection des sites d&#xE9;pendra des points d&#x2019;eau identifi&#xE9;s avant la phase de terrain. L&#x2019;utilisation de logiciels d&#x2019;analyse g&#xE9;ospatiale, tels que QGIS, et de Mod&#xE8;les Num&#xE9;riques de Terrain (MNT) facilite cette t&#xE2;che en permettant de localiser pr&#xE9;cis&#xE9;ment ces points d&#x2019;&#xE9;chantillonnage. Toutefois, des pr&#xE9;l&#xE8;vements suppl&#xE9;mentaires peuvent &#xE9;videmment &#xEA;tre r&#xE9;alis&#xE9;s lors de rencontres opportunistes avec des points d&#x2019;eau non identifi&#xE9;s au pr&#xE9;alable.<\/p>\n<\/div><\/div><\/div><\/div><\/div>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":308,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"100-width.php","meta":{"footnotes":""},"class_list":["post-2925","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Planification de l&#039;inventaire - Faunefac<\/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:\/\/www.gembloux.ulg.ac.be\/faunefac\/planification_inventaire_adne\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Planification de l&#039;inventaire - 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