对具有芥菜胞质的大白菜雄性不育系Ｔ９２１１１Ａ及保持系９２１９１５１花药发育的解剖结构研究表明：大白菜细胞质雄性不育系和保持系花药发育有明显差异，保持系９２１９１５１花药发育过程与正常花药相同，雄性不育系Ｔ９２１１１Ａ花药发育受阻于孢原细胞阶段，不形成药室，属无花粉型 The anatomical structure of anther development of male sterile line T92-1-1-1A and maintainer line 92-19-1-5-1 in Chinese cabbage with mustard cytoplasm showed that the cytoplasmic male sterile lines of Chinese cabbage and the Department of anther development were significantly different, to maintain the Department of 9219-1 51 5 anther development process and the same normal anthers, anther development of male sterile line T92 1 1 1 A anthozoites blocked in the stage of sporogenous cells, does not form Pharmacy, is a non-pollen type