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观测结果表明 :范厝库区鲂性腺发育具有明显周年变化规律 ;5月份雌鱼成熟系数最高 ,也是该库鲂鱼的产卵期 ;3— 5龄鲂绝对怀卵量平均值为 15 .7万粒 ,相对怀卵量平均值为 2 18粒。
The results showed that there was an obvious annual variation pattern of gonadal development in Fancao reservoir area, the highest females’ maturity coefficient in May and the spawning period of the mandarin fish in this reservoir. Thousands, the relative amount of fecundity is 2 18 tablets.