The three spawning stocks had no significant differences in mean body length , mean body weight and mean age 三個繁殖群體的平均體長、平均體重和平均年齡差別不大。
This paper dealed with the annuli characteristics , age , growth , reproduction strategies and histology of the gonad development of spawning stocks for g . przewalskii 本文研究了青海湖裸鯉繁殖群體的年輪特征、年齡、生長、繁殖對策和性腺組織學。結(jié)果如下: 1