White-bearded male and its breeding technology
2014-03-21
cheng
3336
The suitable temperature for normal life is 22-30 degrees Celsius. Sexual maturity is late, and the breeding season is from February to October. The ponds are stocked with 1000-1500 tails, and the cages are 100-200 tails/cubic meter. The protein content of feed should be around 40%. (3) Increase the dissolved oxygen in the water: Injecting new water into the fish pond or changing the water is a way to increase the dissolved oxygen. Where conditions permit, an aerator should be used to increase the yield.