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作 者 ：朱英国

期 刊 ：作物学报 1979年 04期 页码：29-38

关键词：稻；

摘 要 ：收集了我国22个不同细胞质来源的水稻雄性不育系,并进行花粉育性观察。22个不育系的花粉败育,可以分为三个类型:“典败”型(不规则败育型);“圆败”型和“染败”型。对各类典型不育系和保持系的特征特性观察表明:异源核质结合引起一系列生理代谢异常;除雄性不育外,还导致植株变矮、卡颈、穗颈变短、第一节间变短、每穗粒数减

Abstract:Twenty two male sterile lines of rice with different cytoplasmswere collected and studied.They were classified by the degree ofpollen abortion into three main types:the typical one with irregu-larly shaped pollen;the second with round—shaped pollen;and thethird also with round—shaped pollen,but co

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