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作物学报 ›› 1988, Vol. 14 ›› Issue (03): 177-181.

• 研究论文 •    下一篇

玉米C型胞质雄性不育系花药发育的细胞学观察

陈伟程;段韶芬   

  1. 河南农业大学玉米研究所
  • 收稿日期:1987-08-24 修回日期:1988-05-12 出版日期:1988-08-12 网络出版日期:1988-08-12

THE CYTOLOGICAL OBSERVATION OF ANTHER DEVELOPMENT IN C—CYTOPLASMIC MALE—STERILE CORN

Chen Weicheng; Duan Shaofen   

  1. Henan Agricultural University
  • Received:1987-08-24 Revised:1988-05-12 Published:1988-08-12 Published online:1988-08-12

摘要: 对3个 C 型不育系及其同型保持系和4个恢复系与这3个不育系组配的12个 F_1的花药发育过程进行了观察,以了解 C 型不育系雄性败育的细胞学机理。观察结果表明,不同核背景的不育系,其雄性败育的细胞学特点各异。Cms-C Mo17的花药绒毡层细胞为双核型。该层细胞在减数分裂的四分体时期开始液泡化,并呈辐射状膨大,至小孢子的单核前

关键词: C-细胞质雄性不育系, 小孢子败育, 绒毡层崩溃,

Abstract: Materials observed in this investigation by optical microscope weremaintainers(N)and C—versions of three inbreds and twelve restored F_1progenies from four restorers and the C—versions,the results are as follows:The developmental patterns of the anthers in the three C—versionswith different nucle

Key words: C—cytoplasmic male—sterile line, Microspore abortion, Tapetum breakdown,

[1] 高鸿善;柳家荣;屠礼传. 核不育芝麻小孢子败育机理的细胞学研究[J]. 作物学报, 1992, 18(06): 425-428.
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