?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=EFEKTIVITAS+BAKTERI+PROBIOTIK+Bacillus+sp.+D2.2+DAN+EKSTRAK+%0D%0ATEPUNG+UBI+JALAR+SEBAGAI+SINBIOTIK+TERHADAP+SERANGAN+%0D%0ASTREPTOCOCCOSIS+PADA+IKAN+NILA+(Oreochromis+niloticus)%0D%0A&rft.creator=NANDYA+DWINITASARI%2C+1414111051&rft.subject=630+Pertanian+dan+teknologi+yang+berkaitan&rft.description=Budidaya+ikan+nila+secara+intenisf+untuk+meningkatkan+total+produksi+dapat+%0D%0Aberpotensi+menimbulkan+infeksi+patogen+pada+ikan.+Pengaplikasian+sinbiotik+%0D%0Amerupakan+salah+satu+strategi+pengendalian+biologis+yang+dapat+meningkatkan+%0D%0Apertumbuhan+dan+kesehatan+pada+organisme+budidaya.+Sinbiotik+merupakan+%0D%0Akombinasi+antara+bakteri+probiotik+dan+prebiotik.+Salah+satu+jenis+bakteri+probiotik+%0D%0Ayang+dapat+digunakan+dalam+kegiatan+budidaya+ikan+adalah+Bacillus+sp+D2.2.+%0D%0Adengan+kombinasi+prebiotik+ekstrak+tepung+ubi+jalar.+Penelitian+ini+dilakukan+%0D%0Abertujuan+untuk+mengetahui+efektivitas+sinbiotik+yang+terdiri+dari+ekstrak+tepung+%0D%0Aubi+jalar+(Ipomoea+batatas)+dan+isolat+bakteri+Bacillus+sp.+D2.2+berdasarkan+%0D%0Akondisi+hematologi%2C+nilai+survival+rate+(SR)+dan+nilai+relative+percent+survival+%0D%0A(RPS)+pada+benih+ikan+nila+yang+terserang+penyakit+streptococcosis.+Penelitian+ini+%0D%0Adilakukan+pada+bulan+Mei-Juni+2018+di+Laboratorium+Perikanan%2C+Universitas+%0D%0ALampung.+Hasil+penelitian+ini+menunjukan+bahwa+hewan+uji+pada+perlakuan+P4+%0D%0A(PRE+4%25+PRO+8%25)+memiliki+nilai+SR+yang+paling+tinggi+dengan+tingkat+%0D%0Aperlindungan+relatif+yang+paling+efektif+dibandingkan+dengan+hewan+uji+pada+%0D%0Aperlakuan+kontrol+dan+perlakuan+lainnya.+%0D%0AKata+kunci%3A+sinbiotik%2C+Bacillus+sp.+D2.2%2C+ekstrak+tepung+ubi+jalar%2C+Streptococcus+%0D%0Aagalactiae%2C+sistem+imun%0D%0A%0D%0A%0D%0ATilapia+that+cultured+under+intensive+methods+to+increase+total+production%2C+%0D%0Apotentially+can+cause+pathogen+infection+disease.+Application+of+synbiotics+one+of+%0D%0Abiological+control+strategy+that+can+improving+the+growth+and+health+status+in+%0D%0Aaquaculture+organisms.+Sinbiotic+is+a+combination+of+probiotic+and+prebiotic.+One+%0D%0Aof+probiotics+bacteria+that+can+be+used+in+auaculture+activities+is+Bacillus+sp+D2.2.+%0D%0Acombined+with+sweet+potatoes+extract+as+a+prebiotic.+This+research+aim+is+to+%0D%0Aexamine+the+synbiotic+effectiveness+based+on+hematological+conditions%2C+survival+%0D%0Arate+(SR)+and+relative+percent+survival+(RPS)+of+baby+tilapia+that+infected+by+%0D%0AStreptococcus+agalactiae+that+causing+Streptococcosis.+This+research+was+held+in+%0D%0AMay+to+June+2018+at+the+Fisheries+Laboratory%2C+University+of+Lampung.+The+results+%0D%0Ashowed+that+the+babies+tilapia+in+the+P4+(PRE+4%25+PRO+8%25)+had+the+highest+SR+%0D%0Awith+the+most+effective+level+of+relative+protection+compared+to+the+anothers+%0D%0Ababies+tilapia+in+this+research.%0D%0AKeywords%3A+synbiotic%2C+Bacillus+sp.+D2.2%2C+sweet+potatoes+extract%2C+Streptococcus+%0D%0Aagalactiae%2C+immunity+system&rft.publisher=FAKULTAS+PERTANIAN&rft.date=2019-11-08&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F56284%2F1%2FABSTRAK-ABSTRACT.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F56284%2F2%2FSKRIPSI%2520FULL.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F56284%2F3%2FSKRIPSI%2520TANPA%2520BAB%2520PEMBAHASAN.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F56284%2F4%2FLAMPIRAN-LAMPIRAN.pdf&rft.identifier=++NANDYA+DWINITASARI%2C+1414111051++(2019)+EFEKTIVITAS+BAKTERI+PROBIOTIK+Bacillus+sp.+D2.2+DAN+EKSTRAK+TEPUNG+UBI+JALAR+SEBAGAI+SINBIOTIK+TERHADAP+SERANGAN+STREPTOCOCCOSIS+PADA+IKAN+NILA+(Oreochromis+niloticus).++FAKULTAS+PERTANIAN%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F56284%2F