?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=ASPEK+PERTUMBUHAN+DAN+REPRODUKSI+IKAN+LAIS+%0D%0A(Cryptopterus+lais)+DI+SUNGAI+WAY+KIRI%2C+TULANG+BAWANG+BARAT%0D%0A%0D%0A%0D%0A&rft.creator=+SEPTI+MALIDDA+EKA+PUTRI+%2C+1114111049&rft.subject=Budidaya+.+Perikanan+.+Angling&rft.description=ABSTRAK%0D%0A%0D%0ASungai+Way+Kiri+memiliki+spesies+ikan+yang+beragam.+Salah+satu+spesies+ikan+yang+ada+di+Sungai+Way+Kiri+adalah+ikan+lais+(Cryptopterus+lais).+Sumber+daya+ikan+lais+di+Sungai+Way+Kiri+perlu+dijaga+kelestariannya+sehingga+perlu+dilakukan+suatu+upaya+mengkaji+reproduksi+dan+pertumbuhan+ikan+lais.+Penelitian+ini+bertujuan+untuk+mengetahui+aspek+pertumbuhan+yang+meliputi+hubungan+panjang+berat+dan+factor+kondisi+serta+untuk+mengetahui+biologi+reproduksi+ikan+lais+yaitu+nisbah+kelamin%2C+tingkat+kematangan+gonad+(TKG)%2C+dan+indeks+kematangan+gonad+(IKG).+Penelitian+ini+dilakukan+pada+bulan+Juni+2015+hingga+September+2015.+Hasil+penelitian+ini+menunjukkan+bahwa+pola+pertumbuhan+ikan+lais+pada+bulan+Juni+dan+Juli+adalah+allometrik+negative+sedangkan+bulan+Agustus+dan+September++adalah+allometrik+positif.+Faktor+kondisi+ikan+lais+mengalami+penurunan+setiap+bulan+karena+musim+kemarau.+Indeks+kematangan+gonad+ikan+lais+dipengaruhi+oleh+nitrat%2C+suhu+dan+kecerahan.%0D%0A%0D%0AKata+kunci%3A+ikan+lais%2C+reproduksi%2C+pertumbuhan%2C+Indeks+Kematangan++Gonad%2C+Way+Kiri.%0D%0A%0D%0A%0D%0A%0D%0A%0D%0AABSTRACT%0D%0A%0D%0AWay+Kiri+river+has+a+diverse+fish+species.+One+of+fish+species+in+Way+Kiri+is+Cryptopterus+lais.+Sustainability+of+lais+in+Way+Kiri+needs+to+be+maintain+therefore+we+need+to+examin+the+reproduction+and+growth+of+Cryptopterus+lais.+The+aims+of+this+study+was+to+determine+the+aspects+of+growth+that+includes+the+relation+of+length-weight+and+condition+factor+and+also+to+investigate+the+reproductive+biology+of+Cryptopterus+Lais+such+as+sex+ratio%2C+gonad+maturity+level+(TKG)%2C+gonad+maturity+index+(IKG).+This+research+was+conducted+in+June+2015+until+September+2015.+The+results+of+this+study+showed+that+the+growth+scheme+of+Lais+in+June+and+July+was+negative+allometric+whereas+in+August+and+September+was+positive+allometric.+Lais+condition+factorwas+decreased+in+every+month+because+of+the+dry+season.+The+gonad+maturity+index+of+lais+was+affected+by+nitrates%2C+temperature+and+brightness.%0D%0A%0D%0A%0D%0AKeywords%3A+Lais%2C+reproduction%2C+growth%2C+maturity+index+gonads%2C+Way+Kiri.%0D%0A%0D%0A&rft.publisher=FAKULTAS+PERTANIAN+&rft.date=2016-07-13&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F23301%2F1%2FABSTRAK%2520%2528ABSTRACT%2529.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F23301%2F20%2FSKRIPSI%2520FULL.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F23301%2F19%2FSKRIPSI%2520TANPA%2520BAB%2520PEMBAHASAN.pdf&rft.identifier=+++SEPTI+MALIDDA+EKA+PUTRI+%2C+1114111049++(2016)+ASPEK+PERTUMBUHAN+DAN+REPRODUKSI+IKAN+LAIS+(Cryptopterus+lais)+DI+SUNGAI+WAY+KIRI%2C+TULANG+BAWANG+BARAT.++FAKULTAS+PERTANIAN+%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F23301%2F