{"id":5456,"date":"2005-01-01T01:01:01","date_gmt":"2005-01-01T01:01:01","guid":{"rendered":"http:\/\/export.maxmaziy.php.nixsolutions.com\/?p=5049"},"modified":"2005-01-01T01:01:01","modified_gmt":"2005-01-01T01:01:01","slug":"evaluation-d%e2%80%99un-traitement-a-aerosol-pour-ameliorer-la-qualite-de-l%e2%80%99air-dans-une-porcherie-de-production-intensive-cafo-ou-concentrated-animal-feeding-operation","status":"publish","type":"post","link":"http:\/\/prairieswine.com\/rsc\/evaluation-d%e2%80%99un-traitement-a-aerosol-pour-ameliorer-la-qualite-de-l%e2%80%99air-dans-une-porcherie-de-production-intensive-cafo-ou-concentrated-animal-feeding-operation\/","title":{"rendered":"\u00c9valuation d\u2019un traitement \u00e0 a\u00e9rosol pour am\u00e9liorer la qualit\u00e9 de l\u2019air dans une porcherie de production intensive (CAFO, ou Concentrated Animal Feeding Operation)"},"content":{"rendered":"<p>La mauvaise qualit\u00e9 de l\u2019air \u00e0 l\u2019int\u00e9rieur des porcheries de production intensive (CAFOs) repr\u00e9sente un danger pour les travailleurs, la communaut\u00e9 environnant l\u2019\u00e9levage, et la production agricole. Pour faire face \u00e0 ce probl\u00e8me, la pr\u00e9sente \u00e9tude a \u00e9t\u00e9 effectu\u00e9e pour \u00e9valuer une technologie pour r\u00e9duire la pollution de l\u2019air incluant les particules en suspension (PM), les bact\u00e9ries viables et l\u2019ammoniac \u00e0 l\u2019int\u00e9rieur d\u2019une porcherie de production intensive. La technologie consiste en l\u2019application quotidienne d\u2019un a\u00e9rosol \u00e0 base d\u2019acide, d\u2019huile et d\u2019alcool. Son efficacit\u00e9 a \u00e9t\u00e9 \u00e9valu\u00e9e en comparant la qualit\u00e9 de l\u2019air avant et apr\u00e8s le traitement et entre les c\u00f4t\u00e9s trait\u00e9s et non-trait\u00e9s d\u2019une porcherie divis\u00e9e par une partition imperm\u00e9able. Sur le c\u00f4t\u00e9 non-trait\u00e9, la qualit\u00e9 de l\u2019air \u00e9tait typique pour une porcherie \u00e0 production intensive, avec un PM2.5 de 0,28 mg\/m3 et un PMTOT de 1,5 mg\/m3. Le traitement a permis une r\u00e9duction dans la concentration de PM de 75-90% si on consid\u00e8re la concentration avant et apr\u00e8s le traitement. L\u2019efficacit\u00e9 a augment\u00e9 avec le temps, l\u2019application, et la taille des particules (40% de r\u00e9duction pour le 1\u00edm et 90% pour >10\u00edm). Les niveaux de bact\u00e9ries en suspension (bact\u00e9ries totales, Enterobacteriaceae, et la cocci gram-positive) ont diminu\u00e9 d\u2019une unit\u00e9 logarithmique apr\u00e8s le traitement. En contraste, le traitement n\u2019a eu aucun effet sur les concentrations d\u2019ammoniac. Ces r\u00e9sultats d\u00e9montrent l\u2019efficacit\u00e9 d\u2019une intervention par des r\u00e9ductions de l\u2019exposition et des \u00e9missions.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>La mauvaise qualit\u00e9 de l\u2019air \u00e0 l\u2019int\u00e9rieur des porcheries de production intensive (CAFOs) repr\u00e9sente un danger pour les travailleurs, la communaut\u00e9 environnant l\u2019\u00e9levage, et la production agricole. Pour faire face \u00e0 ce probl\u00e8me, la pr\u00e9sente \u00e9tude a \u00e9t\u00e9 effectu\u00e9e pour \u00e9valuer une technologie pour r\u00e9duire la pollution de l\u2019air incluant les particules en suspension (PM), [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3880],"tags":[1809,13263,11435,8882,229,17063,640,16670,313,314,6904,46,108,2771,16262,424,19940,17743,27282,14648,20911,18011,10564,8788,12896,13574,13743],"class_list":["post-5456","post","type-post","status-publish","format-standard","hentry","category-french-articles","tag-acid","tag-aerosol-et-qualite-de-lair","tag-aerosol-traitement","tag-al","tag-ammonia","tag-ammoniac","tag-animal","tag-concentrated-animal-feeding-operations","tag-emission","tag-emissions","tag-fee","tag-feed","tag-feeding","tag-iron","tag-pl","tag-pollution","tag-porc","tag-prod","tag-production","tag-qualite-dun-aerosol","tag-t","tag-tot","tag-traitement-aerosol","tag-traitement-de-lair-des-porcheries","tag-traitement-de-laire-en-porcherie","tag-traitement-par-aerosol","tag-traitment-par-aerosol"],"_links":{"self":[{"href":"http:\/\/prairieswine.com\/rsc\/wp-json\/wp\/v2\/posts\/5456","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/prairieswine.com\/rsc\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/prairieswine.com\/rsc\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/prairieswine.com\/rsc\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/prairieswine.com\/rsc\/wp-json\/wp\/v2\/comments?post=5456"}],"version-history":[{"count":0,"href":"http:\/\/prairieswine.com\/rsc\/wp-json\/wp\/v2\/posts\/5456\/revisions"}],"wp:attachment":[{"href":"http:\/\/prairieswine.com\/rsc\/wp-json\/wp\/v2\/media?parent=5456"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/prairieswine.com\/rsc\/wp-json\/wp\/v2\/categories?post=5456"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/prairieswine.com\/rsc\/wp-json\/wp\/v2\/tags?post=5456"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}