光周期敏感核不育水稻农垦58S不育花药的显微结构变化

作物学报 ›› 1992, Vol. 18 ›› Issue (02): 132-135.

光周期敏感核不育水稻农垦58S不育花药的显微结构变化

王台;童哲

中国科学院植物研究所

收稿日期:1990-12-03 修回日期:1991-02-05 出版日期:1992-03-12 网络出版日期:1992-03-12

Changes in Anther Microstructure of the Photoperiod-Sensitive Genic Male Sterile Rice

Wang Tai; Tong Zhe

Institute of Botany; Academia Sinica; Beijing100044

Received:1990-12-03 Revised:1991-02-05 Published:1992-03-12 Published online:1992-03-12

摘要/Abstract

摘要： 本文观察了光敏感核不育水稻农垦58S 在小孢子发生和发育过程中不育和可育花药的显微结构差异。结果表明,不育花药在小孢子母细胞时期和减数分裂期,药隔维管束无导管和筛管,在单核晚期,有分化较差的导管和筛管,其薄壁细胞发育不良或退化,鞘细胞皱缩,由绒毡层的细胞质构成的原生质团不解体。药隔维管束发育异常和绒毡层延迟解

关键词: 光周期敏感核不育水稻, 不育花药, 显微结构

Abstract: A photoperiod-sensitive genic male-sterile rice Nongken 58S (Oryza sativa L.japonica)has been found to be male-sterile under long day cycles (LD) and fer-tile in short day cycles (SD).Observation on microstructure in cross-sections ofLD-treated and SD-treated anthers showed:1.there were vessel eleme

Key words: Photoperiod-sensitive genic male-sterile rice, Anther, Microstructure

王台;童哲. 光周期敏感核不育水稻农垦58S不育花药的显微结构变化[J]. 作物学报, 1992, 18(02): 132-135.

Wang Tai; Tong Zhe. Changes in Anther Microstructure of the Photoperiod-Sensitive Genic Male Sterile Rice[J]. Acta Agron Sin, 1992, 18(02): 132-135.

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