?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=KORELASI+JENIS+FILTER+TERHADAP+KEPADATAN+BAKTERI%0D%0APEROMBAK+AMONIAK+DAN+FOSFAT+DALAM+SISTEM%0D%0ARESIRKULASI&rft.creator=+YUTI+KARDIN%2C++1014111065&rft.subject=Pertanian+(+Umum+)&rft.description=Penurunan+kualitas+air+dapat+disebabkan+oleh+akumulasi+bahan+organik+dan%0D%0Aanorganik+dari+sisa+metabolisme+dan+sisa+pakan.+Konsentrasi+bahan+organik+dan%0D%0Aanorganik+yang+tinggi+pada+suatu+media+budidaya+akan+mempengaruhi+proses%0D%0Ametabolisme+ikan+bahkan+dapat+menyebabkan+kematian+pada+ikan.+Salah+satu+cara%0D%0Auntuk+mengatasi+hal+tersebut+adalah+dengan+mengaplikasikan+sistem+resirkulasi.%0D%0APenambahan+filter+yang+berbeda+pada+sistem+ini+diharapkan+mampu+menjadi+wadah%0D%0Abakteri+pengurai+amoniak+dan+fosfat+tumbuh+sehingga+dapat+mengoptimalkan%0D%0Akualitas+air.+Penelitian+ini+bertujuan+untuk+mengetahui+korelasi+konsentrasi+amoniak%2C%0D%0Anitrit%2C+nitrat+dan+fosfat+dengan+kepadatan+bakteri+pada+filter+yang+berbeda.+Penelitian%0D%0Aini+dilaksanakan+pada+bulan+Juni+sampai+Juli+2015+di+Jurusan+Budidaya+Perairan%0D%0AUniversitas+Lampung.+Desain+penelitian+mengikuti+Rancangan+Acak+Lengkap+(RAL)%0D%0Adengan+tiga+perlakuan+filter+ijuk%2C+spons+dan+pecahan+karang+dengan+3+kali+ulangan.%0D%0AAnalisis+data+menggunakan+metode+korelasi+dan+uji+regresi.+Hasil+penelitian%0D%0Amenunjukan+bahwa+penggunaan+filter+yang+berbeda+mampu+berkorelasi+positif%0D%0Aterhadap+bakteri+pengurai+amoniak+dan+fosfat%2C+sehingga+mampu+menekan+konsentrasi%0D%0Aamoniak+(P%3D0%2C024)+dan+fosfat+(P%3D0%2C002)+secara+signifikan.+Korelasi+kepadatan%0D%0Abakteri+dan+konsentrasi+amoniak+terbaik+ditemukan+pada+filter+pecahan+karang%0D%0Asebesar+0%2C739.+Pecahan+karang+diduga+memiliki+permukaan+yang+luas+dan+beronggarongga%0D%0Atempat+bakteri+menempel.+Korelasi+kepadatan+bakteri+dan+konsentrasi+fosfat%0D%0Aterbaik+ditemukan+pada+filter+ijuk+sebesar+0%2C881%2C+diduga+terjadi+karena+penumpukan%0D%0Asisa+pakan+dan+feses+pada+dasar+filter+yang+mengakibatkan+kondisi+menjadi+anaerob%0D%0Asehingga+bakteri+pengurai+fosfat+dapat+tumbuh+secara+maksimal.%0D%0AKata+kunci+%3A+kualitas+air%2C+resirkulasi%2C+kepadatan+bakteri%2C+amoniak+dan+fosfat%0D%0A%0D%0Aabstract%0D%0A%0D%0AThe+reduction+of+water+quality+could+be+caused+by+the+accumulation+of+organic%0D%0Amatters+and+inorganic+of+metabolic+waste+and+uneaten+feed.+High+concentration+of%0D%0Aorganic+matter+and+inorganic+in+cultivation+media+would+affect+to+the+metabolism+of%0D%0Afish+and+cause+mortality.+One+way+to+overcome+the+problem+was+to+apply+a%0D%0Arecirculation+system.+The+use+of+different+filters+in+the+system+were+expected+to+be+a%0D%0Acontainer+for+bacterial+decomposition+of+ammonia+and+phosphate+so+that+the+water%0D%0Aquality+could+be+optimized.+The+aim+of+this+study+was+to+determine+the+correlation+of%0D%0Aammonia%2C+nitrite%2C+nitrate+and+phosphate+concentration+to+the+density+of+bacteria+on%0D%0Adifferent+filters.+The+research+was+conducted+from+June+until+July+2015+Department+of%0D%0AAquacultur%2C+Lampung+University.+The+implemented+experimental+design+was%0D%0Acompletely+randomized+design+with+three+treatments+and+three+replicates%2C+they+were+%3A%0D%0Apalm+trees%2C+sponges+and+rubble+fibers.+The+data+were+analyzed+by+using+correlation%0D%0Aand+regression+test.+The+result+showed+that+the+use+of+different+filters+were+capable+to%0D%0Acorrelate+positively+on+bacterial+decomposition+of+ammonia+and+phosphate%2C+therefore%0D%0Athe+ammonia+(P%3D0.024)+and+phosphate+concentration+(P%3D0.002)+could+be+reduced%0D%0Asignificantly.+The+best+correlation+between+bacterial+density+and+ammonia%0D%0Aconcentration+were+found+in+rubble+filter+by+0.739.+The+rubble+has+extensive+surface%0D%0Aand+hollow-cavity+for+bacteria+to+stick+on.+The+best+correlation+between+bacterial%0D%0Adensity+and+phosphate+concentration+was+affained+in+palm+trees+filter+by+0.881%2C%0D%0Aallegedly+because+of+uneaten+feed+and+feces+accumulation+in+the+bottom+of+filter%2C%0D%0Aresulting+in+anaerobic+condition%2C+allowing+the+bacteria+decomposition+of+phosphate+to%0D%0Agrow+optimally.%0D%0AKey+words+%3A+Water+quality%2C+recirculatiom%2C+density+of+bacteri%2C+ammonia+and+phosphate.&rft.publisher=FAKULTAS+PERTANIAN+&rft.date=2016-06-07&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F23028%2F15%2FABSTRACT%2520%2528ABSTRAK%2529.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F23028%2F3%2FSKRIPSI%2520FULL.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F23028%2F2%2FSKRIPSI%2520TANPA%2520BAB%2520PEMBAHASAN.pdf&rft.identifier=+++YUTI+KARDIN%2C+1014111065++(2016)+KORELASI+JENIS+FILTER+TERHADAP+KEPADATAN+BAKTERI+PEROMBAK+AMONIAK+DAN+FOSFAT+DALAM+SISTEM+RESIRKULASI.++FAKULTAS+PERTANIAN+%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F23028%2F