?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=Stimulasi+perkembangan+Ovari+Ikan+Baung%0D%0A(Mystus+nemurus)+Dengan+Pemberian+Ekstrak%0D%0ATestis+Sapi+(ETS)+pada+berbagai+aras+dosis&rft.creator=0714111059%2C+Sutan+Fasya&rft.subject=+&rft.description=Abstrak%0D%0A%0D%0AIkan+baung+(Mystus+nemurus)+adalah+ikan+air+tawar+yang+terdapat+di+beberapa%0D%0Asungai+di+Indonesia.+Usaha+budidaya+ikan+baung%2C+khususnya+pembesaran+dalam%0D%0Akeramba+telah+berkembang+dengan+pesat%2C+sehingga+dilakukan+penelitian+tentang%0D%0Amanipulasi+hormonal+dengan+pemanfaatan+Ekstrak+Testis+Sapi+(ETS)+yang%0D%0Adiberikan+pada+induk+betina+ikan+baung+(Mystus+nemurus).+Penelitian+ini%0D%0Adilakukan+untuk+mendapatkan+dosis+dan+lama+hari+pemberian+ETS+yang+terbaik%0D%0Adalam+meningkatkan+konsentrasi+hormon+estradiol+dalam+darah+yang+maksimal.%0D%0ARancangan+yang+digunakan+adalah+Rancangan+Acak+Kelompok+(RAK)+dengan%0D%0Alima+perlakuan+dan+tiga+kelompok.+Dosis+ETS+yang+diberikan+yaitu+0%2C+0%2C75%2C+1%2C5%2C%0D%0A2%2C5+dan+4%2C5+mg%2Fkg+pakan.+Lama+pemberian+ETS+dilakukan+selama+10%2C+20+dan+30%0D%0Ahari.+Penelitian+ini+menggunakan+induk+betina+ikan+baung+dengan+bobot+rata-rata%0D%0A400-500+gram.+Penelitian+ini+dilakukan+pada+bulan+Juli+sampai+September+2011%0D%0Adi+Balai+Benih+Ikan+Sentral+(BBIS)+Purbolinggo%2C+Lampung+Timur+dan+uji%0D%0Akonsentrasi+hormon+estradiol+di+Balai+Penelitian+Ternak+(BALITNAK)+Ciawi%2C%0D%0AJawa+Barat+dengan+menggunakan+Radioimmunoassay+(RIA).+Hasil+penelitian%0D%0Amenunjukkan+pemberian+ETS+efektif+meningkatkan+konsentrasi+hormon+estradiol%0D%0Adalam+darah.+Konsentrasi+tertinggi+sebesar+750%2C40+pg%2Fml+pada+dosis+2%2C5+mg%2Fkg%0D%0Apakan%2C+sedangkan+terendah+sebesar+15%2C34+pg%2Fml+pada+dosis+4%2C5+mg%2Fkg+pakan.%0D%0AHistologi+gonad+dilakukan+untuk+mengetahui+kondisi+kematangan+telur+induk+ikan%0D%0Abaung%2C+sehingga+dapat+dilihat+efektifitas+ETS+dalam+mempercepat+matang+gonad%0D%0Ainduk+ikan+baung.+Persentase+telur+yang+matang+tetinggi+sebesar+31%2C42+%25+dicapai%0D%0Aoleh+induk+yang+diberi+pakan+dengan+penambahan+ETS+4%2C5+mg%2Fkg+pakan.%0D%0APersentase+telur+yang+matang+terendah+sebesar+8%2C49+%25+dicapai+oleh+induk+yang%0D%0Adiberi+pakan+dengan+penambahan+ETS+0%2C75+mg%2Fkg+pakan.%0D%0A%0D%0A%0D%0AAbstract%0D%0A%0D%0ABagrid+catfish+(Mystus+nemurus)+is+one+of+freshwater+fish+in+Indonesia+rivers.%0D%0ABagrid+catfish+farming+for+rearing+especially%2C+is+rapidly+growing+up.+So+that+i+did%0D%0Athe+research+of+manipulation+hormonal+using+bovine+testicular+extract+(BTE)+in%0D%0Afemale+bagrid+catfish.+The+research+did+to+determine+the+best+dose+and+duration+of%0D%0Abovine+testicular+extract+for+increasing+estradiol+concentrations+in+blood+as+a+faster%0D%0Ahormone+of+female+bagrid+catfish+gonadal+development.+The+research+conducted%0D%0ABlocked+Randomized+Design+(BRD)+in+five+treatments+and+three+groups.+The%0D%0Adoses+of+BTE+were+0%2C+0%2C75%2C+1%2C5%2C+2%2C5+and+4%2C5+mg%2Fkg+feed+and+the+duration+of+BTE%0D%0Awere+10%2C20%2C+and+30+days.+The+research+conducted+female+bagrid+catfish+with+400-%0D%0A500+gr+weight.+The+research+did+on+July+through+September+2011+in+Balai+Benih%0D%0AIkan+Sentral+(BBIS)+Purbolinggo%2C+East+Lampung+and+the+estradiol+concentrations%0D%0Atest+was+in+Balai+Penelitian+Ternak+(BALITNAK)+Ciawi%2C+West+Java+using%0D%0Aradioimmunoassay+(RIA).+The+results+showed+that+BTE+effectively+increasing%0D%0Aestradiol+concentration+in+blood.+The+highest+concentration+was+750.40+pg%2Fml+at%0D%0A2%2C5+mg%2Fkg+feed+dose+and+the+lowest+one+was+15.34+pg%2Fml+at+4%2C5+mg%2Fkg+feed+dose.%0D%0AThe+gonadal+histology+did+to+determine+the+eggs+maturity%2C+so+we+have+seen+the%0D%0Aeffectiveness+of+BTE+in+accelerating+gonadal+maturity.+The+highest+percentage+of%0D%0Amaturity+eggs+was+31.42%25+by+added+BTE+at+4%2C5+mg%2Fkg+feed.+The+lowest%0D%0Apercentage+of+maturity+eggs+was+8.49%25+by+added+BTE+0%2C75+mg%2Fkg+feed.%0D%0AKey+words%3A+bagrid+catfish%2C+bovine+testicular+extract%2C+estradiol%2C+hormones%2C%0D%0Aconcentrates&rft.date=2012-12-16&rft.type=Skripsi&rft.type=PeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F12380%2F1%2Fabstract.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F12380%2F2%2FABSTRAK%2520SUTAN%2520FASYA%25200714111059.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F12380%2F3%2Fbab%25201.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F12380%2F4%2Fbab%2520II.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F12380%2F5%2Fbab%2520III.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F12380%2F6%2FCOVER%2520CETAK.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F12380%2F7%2FCover.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F12380%2F8%2FDaftar%2520gambar.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F12380%2F9%2FDAFTAR%2520ISI.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdig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