CD Skripsi
Pengaruh Penambahan Enzim Phytase Dosis Berbeda Pada Pakan Terhadap Pertumbuhan Dan Kelulushidupan Ikan Gurami (Osphronemus Gouramy) Dengan Sistem Resirkulasi
This research was conducted in October to December 2019 in the Hatchery
at Fisheries and Marine Faculty, University of Riau. The aims of this research
was to determine the growth and survival rate of Osphronemus gouramy fed
phytase enzym with different amounts. The research used a size aquarium 40 x 40
x 40 cm3 with a water height 15 cm for 15 units. The feed used in the form of
Phytase Enzym, given with dose of 0,5 g/kg feed, 0,75 g/kg feed, 1 g/kg feed and
1,25 g/kg feed respectively. The method used in this research was the
experimental method of Completely Randomized Design (CRD) using one factor
with 5 treatments and 3 replications. The best result is P3 feeding with dose 1
g/kg feed can produce absolute growth weight 4,48 gram, absolute growth length
1,67 cm, growth of specific length 2,08%, feed efficiency 25,46% and survival
rate 82.22%. Water quality recorded during the research was obtained,
temperature 26,3-28,3 0C, pH 7,6-7.9 DO 6,4-6,6 mg/L and Ammonia 0,112-
0,128 mg/L. These result of research of Osphronemus gouramy added phytase
enzym with different amounts gives a significant effect on the growth rate and
survival.
Keywords: Osphronemus gourami, Phytase Enzym, Growth and survival rate
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