早熟优质水稻三系不育系益9A的选育  

Breeding of CMS Line Yi 9A with Early Maturity and Good Grain Quality in Rice

作　　者：周强[1] 蔡星星[1] 王欢[1] 张盛[1] 李兴华[1] 周楠 ZHOU Qiang;CAI Xing-xing;WANG Huan;ZHANG Sheng;LI Xing-hua;ZHOU Nan(Huanggang Academy of Agricultural Sciences,Huanggang,Hubei 438000,China;Hubei Nongyi Biotechnology Co.,Ltd.,Huanggang,Hubei 438000,China)

机构地区：[1]黄冈市农业科学院,湖北黄冈438000 [2]湖北农益生物科技有限公司,湖北黄冈438000

出　　处：《杂交水稻》2022年第4期37-38,42,共3页Hybrid Rice

基　　金：湖北省中央引导地方科技发展资金项目(2020ZYYD009);湖北省农业科技创新中心资助项目(2016-620-001-03);湖北省农业科技创新中心重大科技研发项目(2020-620-000-002-01)。

摘　　要：益9A是黄冈市农业科学院、湖北农益生物科技有限公司、湖北省农业科学院粮食作物研究所用温229与巨风B杂交,经系谱法选育至F6代开始与巨风A杂交并连续回交选育而成的早熟优质三系不育系。该不育系生育期短,米质优,中抗稻瘟病,配合力强。益9A及其所配组合益9优447已于2020年通过湖北省品种审定。Yi 9A,derived from crossing Jufeng A to the F6 plants of Wen 229/Jufeng B and followed by successive backcrosses over years,is a CMS line in rice with early maturity and good grain quality developed by Huanggang Academy of Agricultural Sciences,Hubei Nongyi Biotechnology Co.,Ltd.and Institute of Food Crops,Hubei Academy of Agricultural Sciences.It has short growth duration,fine grain quality,moderate blast resistance and good combining ability.Yi 9A and its hybrid combination Yi 9 You 447 were registered and released for commercial production in Hubei Province in 2020.

关 键 词：杂交水稻 不育系 益9A 早熟 优质 选育 

分 类 号：S511.01[农业科学—作物学] S334