粳型光敏核不育系育性转换及花粉败育类型的研究初报  

Primary Study Report on Fertility alteration Period and Pollen abortion Types of Japonica PGMS Lines

作　　者：李艳萍[1] 邹美智[1] 牛芝霞[1] 

机构地区：[1]天津市水稻研究所,天津300112

出　　处：《天津农业科学》2000年第2期8-11,共4页Tianjin Agricultural Sciences

基　　金：天津市科技发展计划项目 !(96 31 1 2 71 1 )

摘　　要：通过对 4个粳型光敏核不育系 96 - 19S、96 - 37S、96 - 4 5 S、96 - 5 1S在天津地区育性转换及花粉败育类型的研究认为 ,7月下旬至 8月中旬抽穗对制种较安全 ;8月底至Through the primary study on the fertility alteration period and the pollen abortion types of Japonica rice photo sensitive genic male sterile (PGMS) lines 96 19S,96 37S,96 45S,96 51S at Tianjin area, showed that the earing in the middle of Aug. is more security for F 1 seed production;the ear sprouting at the end of Aug the beginning of Sept. is more beneficial for sterile lines reproduction.

关 键 词：花粉败育类型育性转换 光敏核不育系 杂交稻 

分 类 号：S511.035.1[农业科学—作物学]