生殖管道
- 网络genital ducts
![生殖管道](../cache/1163835.jpg)
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大蜕的雄性生殖管道系统包括4种管道。
Genital tubes included four ducts .
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成年树的睾丸、卵巢和生殖管道的形态及重量有明显的季节性变化。
The testes , ovarium and reproductive tube of adult treeshrew in its morphology and weight have marked seasonal changes .
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珍贵绢丝昆虫&天蚕精子的超微结构及其在生殖管道中的变化
Ultrastructure of sperms in the Japanese oak silkworm , Antheraea yamamai ( Lepidoptera : Saturniidae ) and their changes in internal reproductive ducts