{"id":2265,"date":"2014-07-09T16:50:54","date_gmt":"2014-07-09T21:50:54","guid":{"rendered":"http:\/\/sciencemediacentre.ca\/site\/?p=2265"},"modified":"2014-07-09T16:50:54","modified_gmt":"2014-07-09T21:50:54","slug":"les-abeilles-exposees-aux-pesticides-sont-moins-productives","status":"publish","type":"post","link":"http:\/\/sciencemediacentre.ca\/site\/les-abeilles-exposees-aux-pesticides-sont-moins-productives\/","title":{"rendered":"Les abeilles expos\u00e9es aux pesticides sont moins productives<img src=\"http:\/\/sciencemediacentre.ca\/site\/wp-content\/uploads\/2014\/01\/canada_flag_icon_small.gif\">"},"content":{"rendered":"<div id=\"attachment_2254\" style=\"width: 410px\" class=\"wp-caption aligncenter\"><a href=\"http:\/\/sciencemediacentre.ca\/site\/wp-content\/uploads\/2014\/07\/Bumblebee.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-2254\" class=\"size-full wp-image-2254\" src=\"http:\/\/sciencemediacentre.ca\/site\/wp-content\/uploads\/2014\/07\/Bumblebee.jpg\" alt=\"Une abeille ouvri\u00e8re (Bombus terrestris) butine une fleur de dahlia. Une nouvelle \u00e9tue montre que les n\u00e9onicotino\u00efdes peuvent avoir un impact sur l\u2019efficacit\u00e9 des abeilles et sur leurs choix de fleurs \u00e0 butiner. (Cr\u00e9dit: Richard Gill)\" width=\"400\" height=\"347\" srcset=\"http:\/\/sciencemediacentre.ca\/site\/wp-content\/uploads\/2014\/07\/Bumblebee.jpg 400w, http:\/\/sciencemediacentre.ca\/site\/wp-content\/uploads\/2014\/07\/Bumblebee-300x260.jpg 300w\" sizes=\"auto, (max-width: 400px) 100vw, 400px\" \/><\/a><p id=\"caption-attachment-2254\" class=\"wp-caption-text\">Une abeille ouvri\u00e8re (Bombus terrestris) butine une fleur de dahlia. Une nouvelle \u00e9tue montre que les n\u00e9onicotino\u00efdes peuvent avoir un impact sur l\u2019efficacit\u00e9 des abeilles et sur leurs choix de fleurs \u00e0 butiner. (Cr\u00e9dit: Richard Gill)<\/p><\/div>\n<p><span style=\"color: #000000;\">Une nouvelle \u00e9tude confirme que la productivit\u00e9 des abeilles ouvri\u00e8res chute lorsqu\u2019elles sont expos\u00e9es \u00e0 des pesticides comme les n\u00e9onicotino\u00efdes. <\/span><\/p>\n<p><span style=\"color: #000000;\">Des chercheurs ont utilis\u00e9 la radio-identification (RFID) afin de suivre 259 abeilles de 40 colonies sur 4 semaines. Les abeilles expos\u00e9es aux n\u00e9onicotino\u00efdes rapportaient moins de pollen \u00e0 la ruche plus elles vieillissaient, alors que les abeilles non expos\u00e9es rapportaient de plus en plus de pollen avec le temps, montrant ainsi une capacit\u00e9 d\u2019apprentissage dans ses techniques pour butiner. Les ouvri\u00e8res expos\u00e9es aux n\u00e9onicotino\u00efdes choisissaient aussi des fleurs diff\u00e9rentes des abeilles non expos\u00e9es. <\/span><\/p>\n<p><span style=\"color: #000000;\">Les r\u00e9sultats de cette \u00e9tude montrent que ces pesticides ont une influence sur le choix de fleurs des ouvri\u00e8res et interf\u00e8rent avec les capacit\u00e9s d\u2019apprentissage des abeilles et leur capacit\u00e9 \u00e0 se rappeler comment extraire du pollen des fleurs.<\/span><\/p>\n<p>Pour lire l\u2019article original publi\u00e9 dans<em>\u00a0<em><span>Functional Ecology<\/span><\/em><span style=\"color: #000000;\">\u00a0<\/span><\/em>le\u00a0<strong>8\u00a0juillet\u00a0<\/strong><strong>2014<\/strong>,\u00a0<span style=\"text-decoration: underline;\"><span><a href=\"http:\/\/onlinelibrary.wiley.com\/doi\/10.1111\/1365-2435.12292\/abstract\" target=\"_blank\">cliquez\u00a0ici<\/a><\/span><\/span>.<\/p>\n<p><span style=\"text-decoration: underline;\"><span><em><strong>Auteur \u00e0 contacter pour plus d\u2019informations<\/strong><\/em><\/span><\/span><\/p>\n<h4 dir=\"ltr\" style=\"color: #222222;\"><span style=\"color: #000000;\">Nigel Raine, Universit\u00e9 Guelph,\u00a0Ontario<\/span><\/h4>\n<h4 dir=\"ltr\" style=\"color: #222222;\"><span style=\"color: #000000;\">Richard Gill, Imperial College London,\u00a0Royaume-Uni<\/span><\/h4>\n","protected":false},"excerpt":{"rendered":"<p>Une nouvelle \u00e9tude confirme que la productivit\u00e9 des abeilles ouvri\u00e8res chute lorsqu\u2019elles sont expos\u00e9es \u00e0 des pesticides comme les n\u00e9onicotino\u00efdes. Des chercheurs ont utilis\u00e9 la radio-identification (RFID) afin de suivre 259 abeilles de 40 colonies sur 4 semaines. Les abeilles expos\u00e9es aux n\u00e9onicotino\u00efdes rapportaient moins de pollen \u00e0 la ruche plus elles vieillissaient, alors que [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":2254,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[531],"tags":[1323,388,1324,683,846,1878],"class_list":["post-2265","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-paper-of-interest-fr","tag-biodiversite","tag-changements-climatiques","tag-ecologie","tag-environnement","tag-ontario-fr","tag-pesticides-fr"],"jetpack_featured_media_url":"http:\/\/sciencemediacentre.ca\/site\/wp-content\/uploads\/2014\/07\/Bumblebee.jpg","jetpack_shortlink":"https:\/\/wp.me\/p4DqbN-Ax","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/posts\/2265","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/comments?post=2265"}],"version-history":[{"count":1,"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/posts\/2265\/revisions"}],"predecessor-version":[{"id":2267,"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/posts\/2265\/revisions\/2267"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/media\/2254"}],"wp:attachment":[{"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/media?parent=2265"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/categories?post=2265"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/tags?post=2265"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}