We also studied the following from four aspects including the model of breeding , the time of enjecting oxytocic hormone , the effect of diluent in fertilization and the model of hatching 我们从亲本饲养模式、判断催产时机、受精稀释液对精子的影响、受精方法和孵化模式等4个方面进行了研究和探讨,以期完善大鲵的人工繁殖技术。