优质水稻不育系蓉7A的选育与应用  

Breeding and Application of High-quality CMS Line Rong 7A in Rice

作　　者：徐敬洪[1] 沈超[1] 李治义[1] 颜旭[1] 张帆[1] 袁亚章[1] 蔡良俊[1] XU Jing-hong;SHEN Chao;LIZhi-yi;YAN Xu;ZHANG Fan;YUAN Ya-zhang;CAI Liang-jun(Crop Research Institute,Chengdu Academy of Agricultural and Forestry Sciences,Wengjiang,Sichuan 611130,China)

机构地区：[1]成都市农林科学院作物研究所,四川温江611130

出　　处：《杂交水稻》2020年第6期15-17,共3页Hybrid Rice

基　　金：国家现代农业产业技术体系四川创新团队建设项目(川农业函〔2019〕472号);成都市科技专项(2019-XT0000001-NC);四川省科技厅“优质杂交水稻新组合选育及产业化开发”项目。

摘　　要：蓉7A是成都市农林科学院作物研究所选育的籼型三系水稻不育系,具有不育性稳定、异交结实率高、配合力好、米质优等特点,2016年8月通过四川省技术鉴定。利用该不育系已组配出蓉7优2115、蓉7优523、蓉7优528等10个组合通过国家或省级审定。Rong 7A is a new indica CMS line in rice developed by the Crop Research Institute of Chengdu Academy of Agricultural and Forestry Sciences.It has the characteristics of complete and stable male sterility,high outcrossing rate,good combining ability and fine grain quality.It was technically identified in Sichuan in August,2016.Derived from Rong 7A,there have been 10 hybrid combinations including Rong 7 You 2115,Rong 7 You 523 and Rong 7 You 528 registered and released for commercial production at the provincial or national level.

关 键 词：杂交水稻 不育系 蓉7A 优质 选育 

分 类 号：S511.01[农业科学—作物学] S334