CD Skripsi
Pengaruh Pemberian Hormon Rgh, Tiroksin Dan Kombinasinya Terhadap Pertumbuhan Dan Kelulushidupan Larva Ikan Gurami (Osphronemus Gouramy Lac.)
Giving the rGH hormone, thyroxine hormone (T4) and its combination
through the immersion method in NaCl 0,9 %. The research was done on January
- March 2020 at Fish Hatchery and Breeding Laboratory, Aquaculture major,
Faculty of Fisheries and Marine Science, Riau University. This research aims to
determine the effect of giving rGH hormone, thyroxine hormone (T4) and their
combinations, to the growth and the survival rate of gourami larvae. The method
this research was used on experiment with one-factor randomized design with
four treatments and three replications. The treatments used are : P1 = Control, P2
= rGH 7 mg/L, P3 = T4 0.75 m/L, P4 = combination of rGH 7 mg/L and rGH 7
mg/L. Based on the research, the best treatment was on P4 (the combination of
rGH 7 mg/L dose and thyroxine 0.75 mg/L dose) with results absolute weight
growth: 1.34 g, absolute length growth: 3.8 cm, specific growth rate: 12, 3% and
survival rate of fish : 98%. The quality of the water during this research was in
temperature 26.1-27.4 C, pH 6.6-7.3 and dissolved oxygen 4.3-6.5 mg/L, it still
supports the optimal fish growth for gouramy larvae.
Keywords: rGH, Thyrokxine, Combination, Osphronemus gouramy Lac.
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