小孢子的发生 花粉母细胞(pollen mother cell)：小孢子母细胞。大多数植物的初生造孢细胞分裂几次后形成次生造孢 细胞，然后再形成花粉母细胞；极少数植物的初生造孢细胞直接变...
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the pollen mother cell 花粉母细胞
pollen mother cell formation stage 花粉母细胞形成期
pollen n mother cell 花粉母细胞
The pollen mother cell are destroyed with the karyotheca and nucleolus damaged, and the cytoplasm degenerated.
3.3超微结构显示:诱导不育油菜的部分花粉母细胞核膜破裂,核仁散碎,细胞质分解,体积收缩。
参考来源 - 植物化学杂交剂的作用特征与机理·2,447,543篇论文数据，部分数据来源于NoteExpress
So were chromosomal deficiency or reproduction, and unequal division in the period of pollen mother cell.
花粉母细胞染色体数不恒定，后期两极染色体数分配不均等。
The sensitive phase of fertility alteration of D18 and D23 occurred from the second branch differentiation phase to pollen mother cell formation.
水稻光温敏核不育系d 18和D23的育性转换的敏感期是第二次枝梗分化期到花粉母细胞形成期。
The soluble protein content in spikelet of Zhenshan 97a of cytoplasmic male sterile rice decreased rapidly after the formation stage of pollen mother cell (PMC).
水稻细胞质雄性不育系珍汕97a，在花粉母细胞形成期以后可溶性蛋白含量迅速降低。
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