{"id":848,"date":"2019-11-14T08:34:43","date_gmt":"2019-11-14T08:34:43","guid":{"rendered":"http:\/\/limoges.apbg.org\/?p=848"},"modified":"2026-02-10T16:37:31","modified_gmt":"2026-02-10T15:37:31","slug":"conference-pourquoi-envoyer-ses-descendants-se-perdre-au-gre-du-vent-p-h-gouyon","status":"publish","type":"post","link":"https:\/\/limoges.apbg.fr\/?p=848","title":{"rendered":"Conf\u00e9rence, \u00ab\u00a0Pourquoi envoyer ses descendants se perdre au gr\u00e9 du vent ?\u00a0\u00bb P.H. Gouyon."},"content":{"rendered":"\n<p><em>Conf\u00e9rence organis\u00e9e par la r\u00e9gionale APBG de Limoges, <a href=\"https:\/\/lne-asso.fr\">Limousin Nature Environnement<\/a> et <a href=\"https:\/\/recreasciences.com\">R\u00e9cr\u00e9asciences<\/a>, avec la participation du <a href=\"https:\/\/www.correze.fr\">d\u00e9partement de la Corr\u00e8ze<\/a><\/em><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span style=\"color: #800000\">Samedi 23 novembre 2019, \u00e0 15h30<\/span><br>\n<span style=\"color: #800000\"><a href=\"https:\/\/www.google.com\/maps\/place\/Conseil+d\u00e9partemental+de+la+Corr\u00e8ze\/@45.265659,1.774291,15z\/data=!4m2!3m1!1s0x0:0x3734ce4d63e0dd65?sa=X&amp;ved=2ahUKEwj90_2TpenlAhVEURUIHXPsBIAQ_BIwE3oECA8QCA\" target=\"_blank\" rel=\"noopener\">Amphith\u00e9\u00e2tre<\/a> du Conseil d\u00e9partemental de la Corr\u00e8ze, \u00e0 <u>Tulle<br>\n<\/u><\/span><\/h2>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Pourquoi envoyer ses descendants se perdre au gr\u00e9 du vent ?<\/strong><\/h2>\n\n\n\n<p>De nombreuses plantes disposent de structure permettant de favoriser la dispersion de leurs graines. Quand on y pense, c\u2019est extr\u00eamement risqu\u00e9. Une graine qui tombe au pied de sa m\u00e8re aura des chances de trouver un environnement favorable alors que celles qui s\u2019envolent risquent fort de tomber dans un milieu hostile. Comment l\u2019\u00c9volution a-t-elle conduit \u00e0 ces strat\u00e9gies&nbsp;? Quelles en sont les cons\u00e9quences en termes de d\u00e9mographie et de diversit\u00e9&nbsp;? <a href=\"http:\/\/isyeb.mnhn.fr\/fr\/annuaire\/pierre-henri-gouyon-2636\">P.H. Gouyon<\/a> abordera ces questions d&rsquo;abord sous un angle th\u00e9orique g\u00e9n\u00e9ral puis il pr\u00e9sentera les effets observ\u00e9s en analysant des r\u00e9sultats d&rsquo;\u00e9tudes naturalistes sur les chardons du genre <em>Carduus<\/em>.<br>\nCette conf\u00e9rence s&rsquo;inscrit dans la th\u00e9matique de la <a href=\"https:\/\/recreasciences.com\/quinzaine-de-la-biodiversite\">quinzaine de la biodiversit\u00e9 2019<\/a> qui a pour th\u00e8me \u00ab\u00a0les ailes de la biodiversit\u00e9\u00a0\u00bb et elle r\u00e9pond aussi aux nouveaux programmes de lyc\u00e9e.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"461\" height=\"649\" src=\"https:\/\/limoges.apbg.fr\/wp-content\/uploads\/2026\/02\/Capture-decran-2019-11-14-a-09.43.55.png\" alt=\"\" class=\"wp-image-211\" srcset=\"https:\/\/limoges.apbg.fr\/wp-content\/uploads\/2026\/02\/Capture-decran-2019-11-14-a-09.43.55.png 461w, https:\/\/limoges.apbg.fr\/wp-content\/uploads\/2026\/02\/Capture-decran-2019-11-14-a-09.43.55-213x300.png 213w\" sizes=\"auto, (max-width: 461px) 100vw, 461px\" \/><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<p><a href=\"http:\/\/limoges.apbg.org\/files\/2019\/11\/Affiche-conf\u00e9rence-PHG-definitive.pdf\">L&rsquo;affiche \u00e0 t\u00e9l\u00e9charger<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Conf\u00e9rence organis\u00e9e par la r\u00e9gionale APBG de Limoges, Limousin Nature Environnement et R\u00e9cr\u00e9asciences, avec la participation du d\u00e9partement de la<\/p>\n","protected":false},"author":1,"featured_media":855,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"colormag_page_container_layout":"default_layout","colormag_page_sidebar_layout":"default_layout","footnotes":""},"categories":[3],"tags":[],"class_list":["post-848","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-conference"],"_links":{"self":[{"href":"https:\/\/limoges.apbg.fr\/index.php?rest_route=\/wp\/v2\/posts\/848","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/limoges.apbg.fr\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/limoges.apbg.fr\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/limoges.apbg.fr\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/limoges.apbg.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=848"}],"version-history":[{"count":1,"href":"https:\/\/limoges.apbg.fr\/index.php?rest_route=\/wp\/v2\/posts\/848\/revisions"}],"predecessor-version":[{"id":1815,"href":"https:\/\/limoges.apbg.fr\/index.php?rest_route=\/wp\/v2\/posts\/848\/revisions\/1815"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/limoges.apbg.fr\/index.php?rest_route=\/"}],"wp:attachment":[{"href":"https:\/\/limoges.apbg.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=848"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/limoges.apbg.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=848"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/limoges.apbg.fr\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=848"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}