在不育花药中，最早出现的钙颗粒异常分布是在小孢子母细胞的胼胝质壁中积累了较多的钙颗粒。
In sterile anthers, abnormal distribution of calcium gran - ules first appeared in callus wall of microspore mother cell (Plate IV-1).
用焦锑酸盐沉淀法研究了温敏雄性核不育水稻在减数分裂时期和单核早期可育花药与不育花药的钙分布。
Potassium antimonate was used to locate calcium in the fertile and sterile anther of a thermo-sensitive genie male-sterile rice at microspore mother cell meiosis stage and at early microspore stage.
目的研究中国人群男性不育患者的染色体异常频率分布。
Objective To investigate the frequency of chromosome abnormality in 415 infertile males.
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