Erythtoculer ilishaefornis and megajobrama amblycephala crossbreeding method

Abstract

The invention relates to a method for crossing and breeding red Po and john dory. Wherein, it is characterized in that: in winter and spring, selecting adult and healthy wide ones as parent; breeding the parent; at later may and middle June, ejecting odinagogues HCG and LRH-A2 into parents; and artificially seminating while the ratio between female and male is 1:3, and cultivating the zygote in cultivation cylinder or channel. The invention has low cost and easy transportation.

Description

technical field [0001] The invention belongs to the technical field of fish cross-breeding methods, in particular to a method for cross-breeding red bream and bream. Background technique [0002] Erythroculter ilishaeformis, commonly known as white stripes and white fish, belongs to Cyprinidae, Erythroculter subfamily, Erythroculter genus, and is distributed in all major water systems in my country. The fish is large in size, fast in growth, wide in temperature range, white and delicate in meat quality, and delicious in taste. Even if it is chilled fish, the quality will not be affected. It is a rare and precious freshwater fish that is deeply loved by consumers. With the maturation of artificial breeding, seed cultivation and various breeding methods, the red crawfish has been cultivated on a large scale across the country in recent years, and has gradually been industrialized. However, due to the late breeding season of the red catfish, the supply o...

AI Technical Summary

Problems solved by technology

However, this fish is a small fish, and the general market size is 250-500 grams. The meat quality of fresh fish is obviously reduced after freezing.