?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.relation=https%3A%2F%2Forgprints.org%2Fid%2Feprint%2F37583%2F&rft.title=Biorefined+organic+grass-clover+for+growing+pigs%3A+effect+on+performance+and+fatty+acid+profile.&rft.creator=St%C3%B8dkilde%2C+Lene&rft.creator=Ambye-Jensen%2C+Morten&rft.creator=Jensen%2C+S%C3%B8ren+Krogh&rft.subject=+Feeding+and+growth&rft.subject=+Pigs&rft.subject=Post+harvest+management+and+techniques&rft.description=The+purpose+of+the+study+was+to+extract+protein+from+organic+grass-clover+in+a+biorefining+process+and+report+the+effects+on+pig+performance+and+fatty+acid+profile+when+including+increasing+amounts+of+the+protein+in+feed+mixtures.+Forty-eight+pigs+were+fed+one+of+four+experimental+diets+from+one+weak+post-weaning+to+slaughter.+The+diets+consisted+of+a+control+diet+and+diets+with+5%2C+10%2C+or+15%25+extracted+grass-clover+protein+included.+The+extracted+protein+had+a+crude+protein+content+of+458+g%2Fkg+dry+matter%2C+a+content+of+total+sulphur-containing+amino+acids+comparable+to+soy+press+cake%2C+but+a+lower+lysine+content.+Acid-insoluble+residue+constituted+215+g%2Fkg+dry+matter%2C+and+the+dominating+fatty+acid+was+%CE%B1-linoleic+acid.+Addition+of+grass-clover+protein+extract+to+the+diet+did+not+affect+feed+intake+or+growth+in+starter%2C+grower+or+finisher+pigs+and+no+difference+was+found+in+animal+slaughter+weight.+There+was+a+significantly+increased+meat+percentage+in+animals+fed+15+%25+grass-clover+protein+extract+compared+to+controls+(57.2+%25+in+control+vs+60.3%25+in+15%25+pigs).+Increased+addition+of+grass-clover+increased+the+content+of+%CE%B1-linolenic+acid+in+the+fat+and+liver+tissue+and+in+the+Longissimus+dorsi+muscle%2C+but+also+increased+the+need+for+antioxidants+as+demonstrated+by+a+lowered+vitamin+E+content+in+the+meat.+In+conclusion%2C+the+study+reports+on+the+composition+of+protein+extracted+from+organic+forages+and+presents+important+results+from+a+feeding+trial+with+48+pigs%2C+where+grass-clover+protein+extract+can+substitute+soybean+press+cake+without+adverse+effects+on+performance.&rft.date=2020&rft.type=Journal+paper&rft.type=NonPeerReviewed&rft.format=application%2Fpdf&rft.language=en&rft.identifier=%2Fid%2Feprint%2F37583%2F3%2FBiorefined%2520organic%2520grass-clover%2520for%2520growing%2520pigs%2520%25281%2529.pdf&rft.identifier=+++St%C3%B8dkilde%2C+Lene%3B+Ambye-Jensen%2C+Morten+and+Jensen%2C+S%C3%B8ren+Krogh+++(2020)+Biorefined+organic+grass-clover+for+growing+pigs%3A+effect+on+performance+and+fatty+acid+profile.+++Journal+of+Animal+Feed+Science+and+Technology.%2C+tba%2C+tba.+++%5Bdraft%5D+++++