The result indicated that ripe fish can strong physique by breeding in reinforcement, using oxytocic to make ripe fish grow synchronously, increase fertility rate of ripe fish, using slack water lo charge can increase the hatchabilily over95%.

• 结果表明,亲鱼经过强化培育以后,可明显增强体质,利用混合药物催产,能使亲鱼生长同步,鱼卵受精率提高,采用静水充气方法,可使孵化率高达95%25上。