Tilapia Sex-Reversal Practiced in Thailand

june 20

Methode: Feed administration
Fish: Tilapia fry 4-5 days old
Hormone: 17a-methyl testosteron
Hormone dosage: 50-70 mg/kg feed
Treatment duration: 21 days
Feed: combination of sieved-rice bran and fish meal at ratio 3:1
Feeding rate: 20%, 15% and 10% bw/day in 1st, 2nd and 3rd week, respectively
Feeding frequently: 5 times/day

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