?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=PENGARUH+FOTOPERIODE+SELAMA+KULTUR+Nitzschia+sp.+TERHADAP+KANDUNGAN+PROTEIN+TOTAL+DAN+RASIO+N+P+&rft.creator=Rizky+Alfiany%2C+1114111048&rft.subject=+&rft.subject=Budidaya+.+Perikanan+.+Angling&rft.description=Abstrak+Bahasa+Indonesia%0D%0A%0D%0AABSTRAK%0D%0A%0D%0APENGARUH+FOTOPERIODE+SELAMA+KULTUR+Nitzschia+sp.+TERHADAP+KANDUNGAN+PROTEIN+TOTAL+DAN+RASIO+N+P%0D%0A%0D%0A+%0D%0AOleh%0D%0A%0D%0ARizky+Alfiany%0D%0A%0D%0APenelitian+bertujuan+untuk+menganalisis+kandungan+protein+total%2C+hubungan+antara+rasio+N+P+pada+media+kultur+dan+kepadatan+sel+pada+Nitzschia+sp.+dengan+fotoperiode+yang+berbeda.+Penelitian+ini+terdiri+dari+3+perlakuan+dan+3+kali+ulangan+dengan+A(6T%3A18G)%2C+B(12T%3A12G)+and+C(18T%3A6G).+Penelitian+dilaksanakan+pada+bulan+Maret+2015+bertempat+di+Laboratorium+Budidaya+Perikanan%2C+Jurusan+Budidaya+Perairan%2C+Fakultas+Pertanian%2C+Universitas+Lampung.+Variabel+yang+diukur+rasio+N+P%2C+kandungan+protein+total%2C+dan+kepadatan+sel.+++Nitzschia+sp.+dikultur+pada+skala+laboratorium+dengan+pupuk+conway+dan+dilakukan+pemanenan+setelah+mencapai+fase+akhir+eksponensial+untuk+kemudian+diukur+kadar+protein+total+dan+rasio+N+P.++Berdasarkan+hasil+pengamatan+diperoleh+nilai+rata-rata+persentase+kandungan+protein+total+tertinggi+terdapat+pada+fotoperiode+6T%3A18G+sebesar+7%2C08%25+dan+persentase+rata-rata+kandungan+protein+total+terendah+terdapat+pada+18T%3A6G+sebesar+0%2C36%25.+Rasio+N+P+dengan+fotoperiode+18T%3A6G+memiliki+nilai+tertinggi+sebesar+(2%3A1)%2C+rasio+N+P+dengan+fotoperiode++12T+%3A12G+dan+6T%3A18G+menghasilkan+perbandingan+(1%3A10).++Data+dianalisis+dengan+uji+t+(%CE%B1%3D0%2C05).++Dari+hasil+penelitian+dapat+disimpulkan+bahwa+perbedaan+fotoperiode+selama+kultur+tidak+berpengaruh+terhadap+peningkatan+kepadatan%2C+kandungan+protein+total%2C+dan+rasio+N+P+pada+media+kultur+Nitzschia+sp..+Peningkatan+fotoperiode+akan+berpengaruh+terhadap+penurunan+kandungan+protein+total%2C+namun+akan+meningkatkan+rasio+N+P.%0D%0A%0D%0AKata+kunci%3A+Nitzschia+sp.%2C+fotoperiode%2C+kepadatan%2C+protein+total%2C+rasio+N+P%0D%0A%0D%0AAbstract+bahasa+Inggris%0D%0A%0D%0ATHE+EFFECT+OF+PHOTOPERIOD+OF+Nitzschia+sp.+CULTURE+ON+CRUDE+PROTEIN+CONTENT+AND+N+P+RATIO%0D%0A%0D%0ABy+%0D%0ARizky+Alfiany%0D%0A%0D%0AThis+research+aimed+was+analyzed+crude+protein+content+and+was+knew+the+relationship+between+N+P+ratio+in+culture+medium+and+cell+density+of+Nitzschia+sp.++in+different+photoperiod+treatments.+The+research+consisted+of+3+treatments+and+3+replications+described+as+A(6T%3A+18G)%2C+B(12T%3A+12G)+and+C(18T%3A+6G).+The++research++conducted+on+March+2015+at+the+Laboratory+of+Aquaculture%2C+Department+of+Aquaculture%2C+Faculty+of+Agriculture%2C+University+of+Lampung.+The+variable+measured+such+as+N+P+ratio%2C+crude+protein+content+and+cell+density.+Nitzschia+sp.+cultured+on+a+laboratory+scale+with+conway+fertilizer+and+harvested+after+reached+the+end+of+the+exponential+phase.+Based+on+observations+obtained+by+the+average+value+of+the+highest+percentage+of+the+total+protein+content+in+photoperiod+6T%3A+18G+by+0%2C78%25+and+the+average+percentage+of+the+total+protein+content+was+lowest+for+the+18T%3A+6G+by+0%2C36%25.+N+P+ratio+by+photoperiod+18T%3A+6G+has+the+highest+value+of+(2%3A1)%2C+with+photoperiod++N+P+ratio+12T%3A12G+and+6T%3A18G+generates+a+comparison+(1%3A10).+The+data+analyzed+by+t-test+(%CE%B1%3D0%2C05).+The+results+of+this+study+concluded+that+differences+in+photoperiod+during+the+culture+did+not+affect+the+increased+in+cell+density%2C+crude+protein+content%2C+and+the+ratio+of+N+P+in+the+culture+medium+of+Nitzschia+sp..+The+increasing+of+light+periode+tent+to+decreasing+of+crude+protein+content+in+Nitzschia+cells%2C+but+it+has+the+different+trend+with+N+P+ratio.%0D%0A%0D%0AKeywords%3A+Nitzschia+sp.%2C+photoperiod%2C+density%2C+crude+protein%2C+N+P+ratio.%0D%0A&rft.publisher=Fakultas+Pertanian&rft.date=2015-07-10&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F11557%2F1%2FCOVER%2520DEPAN.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F11557%2F2%2FABSTRACT.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F11557%2F3%2FABSTRAK.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F11557%2F4%2FCOVER%2520DALAM.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F11557%2F5%2FLEMBAR%2520PERSETUJUAN.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F11557%2F6%2FLEMBAR%2520PENGESAHAN.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F11557%2F7%2FLEMBAR%2520PERNYATAAN.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F11557%2F8%2FRIWAYAT%2520HIDUP.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F11557%2F9%2FMOTO.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F11557%2F10%2FPERSEMBAHAN.pdf&rft.format=text&rft.identifier=ht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