?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=EFEKTIVITAS+PEMBERIAN+BAKTERI+Bacillus+sp.+D2.2+PADA+MEDIA+TEKNIS+MOLASE+TERHADAP+KUALITAS+AIR+DAN+PERFORMA+PERTUMBUHAN+UDANG+VANAME+(Litopenaeus+vannamei)&rft.creator=Ayu+Novitasari%2C+1314111010&rft.subject=Pertanian+(+Umum+)&rft.description=ABSTRACT%0D%0ATHE+EFFECTIVITY+OF+BACTERIAL+Bacillus+sp.+D2.2+IN+MOLASE+TECHNICAL+MEDIA+TO+WATER+QUALITY+AND+GROWTH+SHRIMP+VANAME+PERFORMANCE+(Litopenaeus+vannamei)%0D%0ABy%0D%0AAyu+Novitasari%0D%0AVaname+prawns+have+fast+growth+and+can+be+reared+in+high+density.+High+density+has+an+impact+on+deterioration+of+water+quality+and+disruption+of+survival+and+growth+rates.+Various+ways+to+prevent+deterioration+ofwater+quality+have+been+done%2C+one+of+them+is+by+using+probiotic+bacteria.+The+new+strain+of+D2.2+bacteria+is+thought+to+be+effective+in+tackling+the+increase+in+ammonia.+Probiotics+with+local+bacteria+Bacillus+sp.+D2.2+is+cultured+on+molasses+technical+medium+to+be+applied+in+semi-mass+culture.+The+purpose+of+this+study+was+to+asses+the+efectivity+of+Bacillus+sp.+D2.2+in+the+molasses+technical+medium+on+water+quality+and+growth+performance+of+vaname+prawns+(Litopenaeus+vannamei).+The+research+used+complete+randomized+design+(RAL)+with+four+treatments%2C+A+(Control)%2C+B+(Application+of+5+ppm+Bacillus+sp.+D2.2+cultured+in+molasses+technical+medium)%2C+C+(Application+of+10+ppm+Bacillus+sp.+D2.2+cultured+in+molasses+technical+medium)%2C+D+(Application+of+15+ppm+Bacillus+sp.+D2.2+cultured+in+molasses+technical+medium)+were+repeated+three+times+each.+The+results+showed+no+effect+on+water+quality+and+shrimp+survival+rate%2C+but+absolute+growth+(W)%2C+daily+growth+rate+(GR)+and+feed+conversion+ratio+(FCR)+showed+that+B+and+C+treatment+had+better+than+control.%0D%0AKeywords%3A+Vaname+shrimp%2C+growth%2C+Bacillus+sp.+D2.2%2C+molasses+technical+medium%0D%0AABSTRAK%0D%0AEFEKTIVITAS+PEMBERIAN+BAKTERI+Bacillus+sp.+D2.2+PADA+MEDIA+TEKNIS+MOLASE+TERHADAP+KUALITAS+AIR+DAN+PERFORMA+PERTUMBUHAN+UDANG+VANAME+(Litopenaeus+vannamei)%0D%0AOleh%0D%0AAyu+Novitasari%0D%0AUdang+vaname+memiliki+pertumbuhan+cepat+dan+dapat+dipelihara+dengan+kepadatan+yang+tinggi.+Tingkat+kepadatan+yang+tinggi+berdampak+pada+penurunan+kualitas+air+dan+berakibat+terganggunya+tingkat+kelangsungan+hidup+dan+pertumbuhan.+Berbagai+cara+untuk+menanggulangi+penurunan+kualitas+air+telah+dilakukan%2C+salah+satunya+adalah+dengan+bakteri+probiotik.+Strain+baru+bakteri+D2.2+diduga+efektif+dalam+menanggulangi+peningkatan+amonia.+Probiotik+dengan+bakteri+lokal+Bacillus+sp.+D2.2+dikultur+pada+media+teknis+molase+untuk+diaplikasikan+secara+semi-massal.+Tujuan+penelitian+ini+yaitu+untuk+menguji+efektivitas+pemberian+Bacillus+sp.D2.2+pada+media+teknis+molase+terhadap+kualitas+air+dan+performa+pertumbuhan+udang+vaname+(Litopenaeus+vannamei).+Rancangan+penelitian+yang+digunakan+adalah+rancangan+acak+lengkap+(RAL)+dengan+empat+perlakuan+yaitu+A+(Kontrol)%2C+B+(Aplikasi+5+ppm+Bacillus+sp.+D2.2+yang+dikultur+media+teknis+molase)%2C+C+(Aplikasi+10+ppm+Bacillus+sp.+D2.2+yang+dikultur+media+teknis+molase)%2C+D+(Aplikasi+15+ppm+Bacillus+sp.+D2.2+yang+dikultur+media+teknis+molase)+masing-masing+diulang+tiga+kali.+Hasil+penelitian+menunjukkan+tidak+adanya+pengaruh+terhadap+kualitas+air+dan+tingkat+kelangsungan+hidup+udang%2C+namun+pertambahan+bobot+mutlak+(W)%2C+laju+pertumbuhan+harian+(GR)+dan+feed+conversion+ratio+(FCR)+menunjukkan+perlakuan+B+dan+C+memiliki+nilai+yang+lebih+baik+dibandingkan+kontrol.%0D%0AKata+kunci+%3A+Udang+vaname%2C+pertumbuhan%2C+Bacillus+sp.+D2.2%2C+media+teknis+molase&rft.publisher=FAKULTAS+PERTANIAN&rft.date=2017-09-20&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F28563%2F1%2F1.%2520ABSTRAK.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F28563%2F19%2F2.%2520SKRIPSI%2520FULL.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F28563%2F20%2F3.%2520SKRIPSI%2520FULL%2520TANPA%2520BAB%2520PEMBAHASAN.pdf&rft.identifier=++Ayu+Novitasari%2C+1314111010++(2017)+EFEKTIVITAS+PEMBERIAN+BAKTERI+Bacillus+sp.+D2.2+PADA+MEDIA+TEKNIS+MOLASE+TERHADAP+KUALITAS+AIR+DAN+PERFORMA+PERTUMBUHAN+UDANG+VANAME+(Litopenaeus+vannamei).++FAKULTAS+PERTANIAN%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F28563%2F