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揭示了镜泊湖水域江鳕性腺发育演替规律 ,产卵期的主要特征及冰下行生殖洄游期间成熟系数、肝指数和摄食指数的阶段性同步变化。并据此对江鳕产卵期问题提出了商榷意见。
Revealed the law of gonadal development and succession in Jingpo Lake waters and the main characteristics of spawning period and the stepwise synchronization of maturity index, liver index and feeding index during reproductive migration of ice. Based on this, the paper puts forward the opinion on the issue of spawning period of the cod.