{"id":5852,"date":"2021-07-09T18:59:52","date_gmt":"2021-07-09T18:59:52","guid":{"rendered":"https:\/\/agrarias.ufpr.br\/litez\/?post_type=noticias&#038;p=5852"},"modified":"2026-03-20T15:33:06","modified_gmt":"2026-03-20T18:33:06","slug":"classification-of-environmental-factors-potentially-motivating-for-dairy-cows-to-access-shade","status":"publish","type":"post","link":"https:\/\/agrarias.ufpr.br\/litez\/2021\/07\/09\/classification-of-environmental-factors-potentially-motivating-for-dairy-cows-to-access-shade\/","title":{"rendered":"Classification of environmental factors potentially motivating for dairy cows to access shade"},"content":{"rendered":"<table style=\"height: 245px;width: 100.76373135597801%;border-collapse: collapse;border-color: #68de86;background-color: #ffffff\" border=\"3\">\n<tbody>\n<tr style=\"height: 265px\">\n<td style=\"width: 914.984375px;height: 245px\">\n<table style=\"border-style: dotted\" border=\"0\">\n<tbody>\n<tr style=\"height: 24px\">\n<td style=\"width: 222px;height: 10px\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft wp-image-5853 size-medium\" src=\"https:\/\/agrarias.ufpr.br\/litez\/wp-content\/uploads\/sites\/35\/2021\/07\/journal_of-dairy-research-225x300.jpg\" alt=\"\" width=\"225\" height=\"300\" srcset=\"https:\/\/agrarias.ufpr.br\/litez\/wp-content\/uploads\/sites\/35\/2021\/07\/journal_of-dairy-research-225x300.jpg 225w, https:\/\/agrarias.ufpr.br\/litez\/wp-content\/uploads\/sites\/35\/2021\/07\/journal_of-dairy-research-768x1024.jpg 768w, https:\/\/agrarias.ufpr.br\/litez\/wp-content\/uploads\/sites\/35\/2021\/07\/journal_of-dairy-research-250x333.jpg 250w, https:\/\/agrarias.ufpr.br\/litez\/wp-content\/uploads\/sites\/35\/2021\/07\/journal_of-dairy-research-90x120.jpg 90w, https:\/\/agrarias.ufpr.br\/litez\/wp-content\/uploads\/sites\/35\/2021\/07\/journal_of-dairy-research.jpg 1920w\" sizes=\"auto, (max-width: 225px) 100vw, 225px\" \/><\/td>\n<td style=\"width: 692px;height: 10px\">Veja a nossa publica\u00e7\u00e3o em parceria com o Grupo Multidisciplinar de Ensino Pesquisa e Extens\u00e3o (UFPR) no&nbsp;<span style=\"color: #339966\"><a style=\"color: #339966\" href=\"https:\/\/www.cambridge.org\/core\/journals\/journal-of-dairy-research\/article\/abs\/classification-of-environmental-factors-potentially-motivating-for-dairy-cows-to-access-shade\/E9FEE98160E2487B27087A2571D9BD8F\" target=\"_blank\" rel=\"noopener\">Journal of Dairy Research<\/a>&nbsp;.<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<div class=\"page\" title=\"Page 1\">\n<div class=\"page\" title=\"Page 1\">\n<div class=\"section\">\n<div class=\"layoutArea\">\n<div class=\"column\">\n<p>A extra\u00e7\u00e3o de padr\u00f5es por minera\u00e7\u00e3o de dados permite potencialmente uma tomada de decis\u00e3o precisa.&nbsp;Com base nisso, formulamos a hip\u00f3tese de que a minera\u00e7\u00e3o de dados pode ser aplicada para extra\u00e7\u00e3o de regras e para identificar fatores ambientais potencialmente motivadores para vacas leiteiras acessarem \u00e1reas sombreadas.&nbsp;Este \u00e9 o primeiro estudo que aplicou a minera\u00e7\u00e3o de dados para identificar a intera\u00e7\u00e3o entre as decis\u00f5es de vacas leiteiras e fatores ambientais em sistemas de pastagem.&nbsp;As condi\u00e7\u00f5es ambientais influenciaram&nbsp;as \u00e1reas (sombra ou sol) utilizadas pelas vacas, sendo a maior frequ\u00eancia (70%) registrada nas \u00e1reas sombreadas.&nbsp;A radia\u00e7\u00e3o solar foi o fator ambiental mais confi\u00e1vel para indicar a decis\u00e3o das vacas de acessar \u00e1reas sombreadas ou ensolaradas.&nbsp;O per\u00edodo cr\u00edtico para radia\u00e7\u00e3o solar foi \u00e0 tarde (12h00 e 12h50). O uso de sombra pelas vacas leiteiras aumentou em m\u00e9dia 8,5% por hora durante este per\u00edodo.&nbsp;A minera\u00e7\u00e3o de dados \u00e9 uma t\u00e9cnica de aprendizado de m\u00e1quina com grande potencial para caracterizar a influ\u00eancia do ambiente t\u00e9rmico na decis\u00e3o das vacas a pasto.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"excerpt":{"rendered":"<p>Veja a nossa publica\u00e7\u00e3o em parceria com o Grupo Multidisciplinar de Ensino Pesquisa e Extens\u00e3o (UFPR) no&nbsp;Journal of Dairy Research&nbsp;. A extra\u00e7\u00e3o de padr\u00f5es por minera\u00e7\u00e3o de dados permite potencialmente uma tomada de decis\u00e3o precisa.&nbsp;Com base nisso, formulamos a hip\u00f3tese de que a minera\u00e7\u00e3o de dados pode ser aplicada para extra\u00e7\u00e3o de regras e para [&hellip;]<\/p>\n","protected":false},"author":10259,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[],"tags":[],"class_list":["post-5852","post","type-post","status-publish","format-standard","hentry"],"_links":{"self":[{"href":"https:\/\/agrarias.ufpr.br\/litez\/wp-json\/wp\/v2\/posts\/5852","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/agrarias.ufpr.br\/litez\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/agrarias.ufpr.br\/litez\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/agrarias.ufpr.br\/litez\/wp-json\/wp\/v2\/users\/10259"}],"replies":[{"embeddable":true,"href":"https:\/\/agrarias.ufpr.br\/litez\/wp-json\/wp\/v2\/comments?post=5852"}],"version-history":[{"count":1,"href":"https:\/\/agrarias.ufpr.br\/litez\/wp-json\/wp\/v2\/posts\/5852\/revisions"}],"predecessor-version":[{"id":6145,"href":"https:\/\/agrarias.ufpr.br\/litez\/wp-json\/wp\/v2\/posts\/5852\/revisions\/6145"}],"wp:attachment":[{"href":"https:\/\/agrarias.ufpr.br\/litez\/wp-json\/wp\/v2\/media?parent=5852"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/agrarias.ufpr.br\/litez\/wp-json\/wp\/v2\/categories?post=5852"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/agrarias.ufpr.br\/litez\/wp-json\/wp\/v2\/tags?post=5852"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}