These results provide useful fundamental information for further studies on silkworm gonad development.
研究结果为理解家蚕性腺发育提供了信息。
The annual cycle of gonad development and the fertilization of the nemertean, Procephalothrix simulus, were studied by histological method.
用组织切片法对扁额原细首纽虫周年性腺发育及受精过程进行了初步的研究。
The experiment was conducted to study the effects of cold stress and selenium levels on gonad development and relative hormone in young laying ducks (12 ~ 16 weeks) in cage.
本试验旨在研究低温和硒对育成期(12 ~16周龄)笼养蛋鸭性发育及相关激素的影响。
The fresh meat weight increased with the development of gonad and the maximum is 45.3% before spawning.
鲜出肉率的变化与性腺发育具有明显的相关性，产卵前达到最大，为45.3%。
The steroid hormone, produced by gonad, regulates the forming and release of GtH through feedback effect during the development and maturation of gonads in fish.
在鱼类性腺发育成熟和排放过程中，性腺产生的性类固醇激素通过反馈作用来协调脑垂体促性腺激素适量的合成与释放。
Mammalian primordial germ cells form and migrate to the gonad during embryonic development.
在胚胎发育时期，原始生殖细胞形成并迁移至生殖腺，形成种系囊。
The male germ cells at similar differentiated stage were arranged in same area of the follicle and the development of different parts of the gonad were unequal.
观察发现雄性性腺发育过程中性细胞呈现区域性同步化分布特征 ；雌性性腺的不同部位发育程度也有一定差异 ，造成性腺分批成熟排放。
The male germ cells at similar differentiated stage were arranged in same area of the follicle and the development of different parts of the gonad were unequal.
观察发现雄性性腺发育过程中性细胞呈现区域性同步化分布特征 ；雌性性腺的不同部位发育程度也有一定差异 ，造成性腺分批成熟排放。
应用推荐