{"id":2778,"date":"2015-04-24T09:17:17","date_gmt":"2015-04-24T07:17:17","guid":{"rendered":"http:\/\/blocs.xtec.cat\/cdacansantoi\/?p=2778"},"modified":"2015-04-24T09:17:17","modified_gmt":"2015-04-24T07:17:17","slug":"lestudi-ecologic-de-la-riera-de-vallvidrera","status":"publish","type":"post","link":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/general\/lestudi-ecologic-de-la-riera-de-vallvidrera\/","title":{"rendered":"L&#8217;estudi ecol\u00f2gic de la riera de Vallvidrera a c\u00e0rrec de l&#8217;Institut Mart\u00ed Dot"},"content":{"rendered":"<p style=\"text-align: justify;\"><a href=\"http:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2015\/04\/f4-e1478511184703.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignright size-thumbnail wp-image-2780\" src=\"http:\/\/blocs.xtec.cat\/cdacansantoi\/files\/2015\/04\/f4-150x150.jpg\" alt=\"f4\" width=\"150\" height=\"150\" \/><\/a>Els dies 13 al 16 d&#8217;abril, els alumnes de 1r d&#8217;ESO d&#8217;aquest Institut de Sant Feliu de Llobregat han portat a terme aquesta activitat d&#8217;ecologia de camp.<br \/>\nHan comen\u00e7at amb una petita introducci\u00f3 de situaci\u00f3 i explicaci\u00f3 del material. Un cop a la riera n&#8217;han fet una descripci\u00f3 i, ja per grups, han mesurat la temperatura de l&#8217;aigua i la de l&#8217;aire. Amb un pot de vidre han olorat l&#8217;aigua, han mirat la seva transpar\u00e8ncia i han comprovat si feia escuma. Amb una cinta m\u00e8trica, un flex\u00f2metre, un tap de suro i un cron\u00f2metre han pres dades per calcular despr\u00e9s la velocitat i el cabal de la riera.<br \/>\nA continuaci\u00f3 han agafat mostres dels vegetals que viuen dins i al voltant de la riera i els han identificat, tot especificant si eren al\u00b7l\u00f2ctons o aut\u00f2ctons.<br \/>\n<a href=\"http:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2015\/04\/f24-e1478511173976.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft wp-image-2781 size-thumbnail\" src=\"http:\/\/blocs.xtec.cat\/cdacansantoi\/files\/2015\/04\/f24-150x150.jpg\" alt=\"f24\" width=\"150\" height=\"150\" \/><\/a>La recollida dels invertebrats i vertebrats que viuen a la riera ha estat fant\u00e0stica i entre els quatre dies han trobat for\u00e7a esp\u00e8cies diferents: nimfes d&#8217;ef\u00edmeres, espiadimonis i lib\u00e8l\u00b7lules, gambetes d&#8217;aigua dol\u00e7a, larves de mosca negra i d\u00edxids, cucs de terra, sabaters, nedadors d&#8217;esquena, escorpins d&#8217;aigua, barretets, limnees, barbs cua-roja i salamandres en estat larvari.<br \/>\nUn cop a l&#8217;aula, la identificaci\u00f3 dels animals va ser for\u00e7a \u00e0gil ja que coneixien molt b\u00e9 el maneig de la lupa binocular; la suma dels \u00edndexs bi\u00f2tics de contaminaci\u00f3 dels invertebrats ens han revelat una vegada m\u00e9s la qualitat mediocre de la riera.<\/p>\n<p style=\"text-align: justify;\">Fins a la propera!<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Els dies 13 al 16 d&#8217;abril, els alumnes de 1r d&#8217;ESO d&#8217;aquest Institut de Sant Feliu de Llobregat han portat a terme aquesta activitat d&#8217;ecologia de camp. Han comen\u00e7at amb una petita introducci\u00f3 de situaci\u00f3 i explicaci\u00f3 del material. Un cop a la riera n&#8217;han fet una descripci\u00f3 i, ja per grups, han mesurat la [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_bbp_topic_count":0,"_bbp_reply_count":0,"_bbp_total_topic_count":0,"_bbp_total_reply_count":0,"_bbp_voice_count":0,"_bbp_anonymous_reply_count":0,"_bbp_topic_count_hidden":0,"_bbp_reply_count_hidden":0,"_bbp_forum_subforum_count":0,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[],"class_list":["post-2778","post","type-post","status-publish","format-standard","hentry","category-general"],"post_mailing_queue_ids":[],"_links":{"self":[{"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/posts\/2778","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/comments?post=2778"}],"version-history":[{"count":0,"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/posts\/2778\/revisions"}],"wp:attachment":[{"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/media?parent=2778"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/categories?post=2778"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/tags?post=2778"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}