The ovaries of triploid and diploid rainbow trout have no differences between stage I. After stage II ( 8 month old), ovaries diapause, the front parts of them were intumescentia slightly and the posterior parts linear.

  • I期卵巢与二倍体没有区别,在II期(8月龄)后发育停滞,始终保持前部稍膨大而后部呈线状的形态,没有可见的卵母细胞。

  • 互联网 2025-03-09 23:32:33

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