?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=BIODEGRADASI+LIMBAH+BULU+AYAM+OLEH+KONSORSIUM+%0D%0ABAKTERI+ISOLAT+LOKAL&rft.creator=Yumainismar%2C+1517011085&rft.subject=540+Kimia+dan+ilmu+yang+berhubungan&rft.description=Chiken+feather+waste+has+potential+to+be+used+as+animal+feed%2C+because+it%E2%80%99s+a+high+%0D%0Aprotein+content.+Protein+contained+in+chicken+feather+waste+is+keratin.+The+high+%0D%0Astability+and+low+degradation+rate+of+keratin+protein+become+obstacles+in+the+%0D%0Autilization+of+chicken+feather+waste.+Chicken+feather+waste+is+able+to+be+%0D%0Adecomposed+by+keratinolytic+microorganism.+The+aimed+of+this+research+was+to+%0D%0Adetermine+the+ability+of+local+isolate+bacteria+to+degrade+chicken+feather+waste+and+%0D%0Ato+measure+the+level+of+released+amino+acid+after+degradation+process.+The+%0D%0Abiodegradability+test+of+chicken+feather+waste+was+carried+out+for+12+days.+The+%0D%0Adetermination+of+optimum+pH+for+degradation+was+observed+in+variation+pH+7.0%2C+%0D%0A7.5%2C+and+8.0.+The+released+amino+acid+was+measured+from+the+filtrate+after+the+%0D%0Adegradation+process.+The+largest+percentage+of+degradation+was+shown+by+a+%0D%0Abacterial+consortium+compared+with+the+single+isolate.+At+the+optimum+pH+i.e.+pH+%0D%0A7.5%2C+percent+degradation+of+chicken+feather+waste+was+70.04%25%2C+and+580.46+ppm+of+%0D%0Aamino+acids+were+released.+%0D%0A+%0D%0AKeywords%3A+Biodegradation%2C+Chicken+Feather+Waste%2C+Keratin%2C+Bacteria+%0D%0A+Consortium%2C+Amino+Acid.+%0D%0A%0D%0ALimbah+bulu+ayam+berpotensi+untuk+dimanfaatkan+sebagai+pakan+ternak%2C+karena+%0D%0Amemiliki+kandungan+protein+yang+tinggi.+Protein+yang+terkandung+dalam+limbah+%0D%0Abulu+ayam+adalah+keratin.+Kestabilan+yang+tinggi+dan+tingkat+degradasi+yang+%0D%0Arendah+dari+protein+keratin%2C+menjadi+kendala+dalam+pemanfaatan+limbah+bulu+%0D%0Aayam+tersebut.+Limbah+bulu+ayam+dapat+terurai+dengan+bantuan+mikroorganisme+%0D%0Akeratinolitik.+Tujuan+penelitian+ini+adalah+mengetahui+kemampuan+bakteri+isolat+%0D%0Alokal+dalam+mendegradasi+limbah+bulu+ayam+dan+mengukur+kadar+asam+amino+%0D%0Ayang+dibebaskan+setelah+proses+degradasi.+Uji+biodegradabilitas+limbah+bulu+%0D%0Aayam+dilakukan+selama+12+hari.+Penentuan+pH+optimum+degradasi+diamati+pada+%0D%0Avariasi+pH+7%2C0%2C+7%2C5%2C+dan+8%2C0.+Kadar+asam+amino+yang+dibebaskan+diukur+dari+%0D%0Afiltrat+setelah+proses+degradasi.+Presentase+degradasi+terbesar+ditunjukkan+oleh+%0D%0Akonsorsium+bakteri+dibandingkan+dengan+isolat+tunggal.+Pada+pH+optimum+yaitu+%0D%0ApH+7%2C5%2C+persen+degradasi+limbah+bulu+ayam+diperoleh+sebesar+70%2C04%25%2C+dan+%0D%0Asebanyak+580%2C46+ppm+asam+amino+dibebaskan.+%0D%0AKata+kunci%3A+Biodegradasi%2C+Limbah+Bulu+Ayam%2C+Keratin%2C+Konsorsium+Bakteri%2C+%0D%0AAsam+Amino.+%0D%0A%0D%0A&rft.publisher=Fakultas+Matematika+dan+Ilmu+Pengetahuan+Alam&rft.date=2019&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F57187%2F1%2FABSTRAK.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F57187%2F2%2FSKRIPSI%2520FULL.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F57187%2F3%2FSKRIPSI%2520TANPA%2520BAB%2520PEMBAHASAN.pdf&rft.identifier=++Yumainismar%2C+1517011085++(2019)+BIODEGRADASI+LIMBAH+BULU+AYAM+OLEH+KONSORSIUM+BAKTERI+ISOLAT+LOKAL.++Fakultas+Matematika+dan+Ilmu+Pengetahuan+Alam%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F57187%2F