Crossbreeding method of freshwater black sea bream and jewel perch
A technology of gem sea bass and black sea bream, applied in the field of aquaculture, can solve the problems of great hybridization effect and the like
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[0013] The specific process is as follows:
[0014] Parental selection→parental cultivation→parental selection→artificial oxytocin→parental male and female separate ponds for temporary breeding→artificial insemination→cleaning of fertilized eggs→counting of fertilized eggs→artificial hatching→fry hatching→fry cultivation.
[0015] 1. Parental selection: Select a male freshwater black sea bream with a good size and countable traits to cross with a female gem perch, and a female freshwater black sea bream to cross with a male gem perch, and select a male parent with a weight of 0.75-1.25 kg and a weight of 1.5 kg. -1.75 kg dams.
[0016] 2. Parental breeding: After the parent fish enter the pond, adopt insecticidal, antibacterial and antifungal measures to prevent and control fish diseases, feed extruded material with a crude protein content of 34% to reduce water pollution, and feed wheat germ to promote gonad development. Use submersible pumps Stimulate the gonads by flushing...
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