?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=Effect+of+organic+pig+production+systems+on+performance+and+meat+quality&rft.creator=Hansen%2C+L.L.&rft.creator=Claudi-Magnussen%2C+C.&rft.creator=Jensen%2C+S.K.&rft.creator=Andersen%2C+H.J.&rft.subject=+Feeding+and+growth&rft.description=The+present+study+was+carried+out+to+establish+knowledge+of+consequence+for+setting+up+guidelines+of+importance+for+production+of+competitive+organic+pork+of+high+quality.+Performance+and+meat+quality+characteristics+were+compared+between+three+organic+pig+production+systems+based+on+indoor+housing+with+access+to+an+outdoor+area+and+a+Danish+conventional+indoor+system+including+100%25+concentrate+during+the+%C3%AF%C2%AC%C2%81nishing+feeding+stage.%0D%0AThe+three+organic+systems+used+the+following+three+feeding+regimes%3A+100%25+organic+concentrate+according+to+Danish+recommendations%2C+70%25+organic+concentrate+(restricted)+plus+ad+libitum+organic+barley%2Fpea+silage+and+70%25+organic+concentrate+(restricted)+plus+ad+libitum+organic+clover+grass+silage%2C+respectively.+With+exception+of+a+slightly+lower+daily+gain+in+organic+pigs+fed+100%25+concentrate%2C+no+signi%C3%AF%C2%AC%C2%81cant+difference+was+found+in+performance+and+meat+quality+characteristics+compared+with+results+obtained+in+the+conventional+system.+In+contrast+and+independent+of+roughage+used%2C+organic+pigs+raised+on+70%25+concentrate+had+a+signi%C3%AF%C2%AC%C2%81cant+reduction+in+daily+gain+(P+%3C+0.001)+compared+with+pigs+raised+on+100%25+concentrate%2C+despite+the+fact+that+no+di%C3%AF%C2%AC%C2%80erence+in+feed+conversion+rate+was+seen+between+the+tested+production+systems.+However%2C+the+percentage+of+leanness+increased+signi%C3%AF%C2%AC%C2%81cantly+in+meat+from+organic+pigs+raised+on+70%25+concentrate+plus+roughage+compared+with+meat+from+pigs+given+100%25+concentrate.+This+was+re%C3%AF%C2%AC%C2%82ected+in+higher+yield+(weight)+of+lean+cuts+and+lower+yield+of+cuts+with+high+fat+content+from+pigs+fed+70%25+concentrate+plus+roughage.+In+general%2C+organic+feeding+resulted+in+a+signi%C3%AF%C2%AC%C2%81cantly+higher+content+of+polyunsaturated+fatty+acids+in+the+back+fat+(1.8%25)%2C+which+increased+further+when+restricted+feeding+plus+roughage+(4%25)+was+used.+Restricted+concentrate+feeding+gave+rise+to+a+decrease+in+tenderness+compared+with+pork+from+pigs+fed+100%25+concentrate.&rft.publisher=Elsevier&rft.date=2006&rft.type=Journal+paper&rft.type=NonPeerReviewed&rft.format=application%2Fpdf&rft.identifier=http%3A%2F%2Forgprints.org%2F10016%2F1%2F10016.pdf&rft.identifier=Hansen%2C+L.L.%3B+Claudi-Magnussen%2C+C.%3B+Jensen%2C+S.K.+and+Andersen%2C+H.J.+(2006)+Effect+of+organic+pig+production+systems+on+performance+and+meat+quality.+Meat+Science+(74)%2C+pp.+605-615.&rft.relation=http%3A%2F%2Forgprints.org%2F10016%2F