英语语法分析

The cytoplasmic channel in the wall of adjacent meiocytes was an obvious feature during microsporogenesis in Gossypium hirsutum.

在陆地棉小孢子发生过程中，相邻的减数分裂细胞壁中的细胞质通道是一个明显的特征。

Microsporogenesis Comparison of Genetic Male Sterility Line and Its Allele Fertile Line in Brassica napus l.

油菜雄性核不育系及其等位可育系小孢子发育过程的比较研究。

The megasporogenesis and microsporogenesis and the development of their female and male gametophyte are partially abnormal.

在凹叶厚朴大、小孢子发生和雌、雄配子体发育过程中存在部分败育现象。