?url_ver=Z39.88-2004&rft_id=1814201016&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=PENGARUH+PEMBERIAN+PUPUK+SILIKAT+DENGAN+EPIZYM+PADA+MEDIA+KULTUR+TERHADAP+PERTUMBUHAN+Thalassiosira+sp.&rft.creator=AFIZA+%2C+FITRIANI&rft.subject=630+Pertanian+dan+teknologi+yang+berkaitan&rft.description=Thalassiosira+sp.+is+a+type+of+phytoplankton+that+is+commonly+used+as+natural+food+in+vaname+shrimp+seed+cultivation+activities.+These+phytoplankton+require+nutri-ents+in+the+form+of+micro+and+macro+nutrients+for+their+growth.+The+purpose+of+this+study+was+to+analyze+the+addition+of+different+doses+of+silicate+fertilizer+and+epi-zyme+in+culture+media+on+the+growth+of+Thalassiosira+sp.+The+method+used+in+this+study+was+a+completely+randomized+design+(CRD)+with+5+treatments+and+3+repeti-tions%2C+namely+culture+media+given+15+ppm+silicate+fertilizer+in+all+treatments+and+the+addition+of+epizyme+of+0+ml%2Fl+(control)%2C+0%2C25+ml%2Fl+(A)%2C+0%2C50+ml%2Fl+(B)%2C+0%2C75+ml%2Fl+(C)+and+1+ml%2Fl+(D).+Parameters+observed+were+cell+population+peaks%2C+cell+popula-tion+density%2C+cell+growth+rate+values%2C+and+water+quality+parameters+such+as+tempe-rature%2C+DO%2C+pH%2C+and+salinity.+The+data+were+analyzed+using+the+Anova+test+and+if+significantly+different%2C+Duncan's+post+hoc+test+was+carried+out+with+a+signifycance+level+(%CE%B1+%3D+0.05).+The+results+showed+that+the+use+of+different+fertilizer+doses+in+the+culture+media+had+an+effect+on+the+total+cell+density%2C+cell+population+peaks+and+growth+rate+values.+The+highest+cell+density+value+was+found+in+treatment+B+of+40%2C80+x+105+cells%2Fml.+The+best+cell+growth+rate+occurred+in+treatment+B%2C+namely+3%2C67%25%2Fday.%0D%0A%0D%0AKeywords+%3A+Thalassiosira+sp.%2C+silicate+fertilizer%2C+epizyme+and+cell+population+%0D%0A+++++++density%0D%0A%E2%80%83%0D%0A%0D%0AThalassiosira+sp.+merupakan+salah+satu+jenis+fitoplankton+yang+umum+digunakan+sebagai+pakan+alami+pada+kegiatan+budi+daya+benih+udang+vaname.+Fitoplankton+ini+memerlukan+nutrien+dalam+bentuk+mikro+maupun+makro+nutrien+untuk+pertum-buhannya.+Tujuan+penelitian+ini+yaitu+menganalisis+pemberian+dosis+pupuk+silikat+dan+pupuk+epizym+yang+berbeda+pada+media+kultur+terhadap+pertumbuhan+Thalas-siosira+sp.+Metode+yang+digunakan+pada+penelitian+ini+yaitu+metode+rancangan+acak+lengkap+(RAL)+dengan+5+perlakuan+dan+3%2C+ulangan+yaitu+media+kultur+yang+diberikan+pupuk+silikat+15+ppm+pada+semua+perlakuan+dan+penambahan+epizym+sebesar+0+ml%2Fl+(kontrol)%2C+0%2C25+ml%2Fl+(A)%2C+0%2C50+ml%2Fl+(B)%2C+0%2C75+ml%2Fl+(C)+dan+1+ml%2Fl+(D).+Parameter+yang+diamati+adalah+puncak+populasi+sel%2C+kepadatan+populasi+sel%2C+nilai+laju+pertumbuhan+sel%2C+dan+parameter+kualitas+air+berupa+suhu%2C+DO%2C+pH+serta+Sali-nitas.+Data+dianalisis+menggunakan+uji+Anova+dan+apabila+berbeda+nyata+dilaku-kan+uji+lanjut+Duncan+dengan+taraf+signifikansi+%CE%B1%3D+0%2C05.+Hasil+penelitian+menun-jukkan+bahwa+penggunaan+dosis+pupuk+yang+berbeda+pada+media+kultur+berpenga-ruh+terhadap+kepadatan+sel%2C+puncak+populasi+sel%2C+dan+laju+pertumbuhan.+Nilai+ke-padatan+sel+tertinggi+terdapat+pada+perlakuan+B+sebesar+40%2C80+x+105+sel%2Fml.+Laju+pertumbuhan+sel+terbaik+terjadi+pada+perlakuan+B+yaitu+3%2C67+%25%2Fhari.++%0D%0A%0D%0AKata+kunci+%3A+Thalassiosira+sp.%2C+pupuk+silikat%2C+epizym+dan+kepadatan+populasi+sel.%0D%0A&rft.publisher=FAKULTAS+PERTANIAN&rft.date=2023-03-08&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F72414%2F1%2F1.%2520ABSTRAL.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F72414%2F2%2F2.%2520SKRIPSI%2520FULL.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F72414%2F3%2F3.%2520SKRIPSI%2520TANPA%2520PEMBAHASAN.pdf&rft.identifier=++AFIZA+%2C+FITRIANI++(2023)+PENGARUH+PEMBERIAN+PUPUK+SILIKAT+DENGAN+EPIZYM+PADA+MEDIA+KULTUR+TERHADAP+PERTUMBUHAN+Thalassiosira+sp.++FAKULTAS+PERTANIAN%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F72414%2F