优质水稻恢复系渝恢2103的选育与应用  

Breeding and Utilization of Restorer Line Yuhui 2103 with Good Grain Quality in Rice

作　　者：张现伟[1] 李经勇[1] 唐永群[1] 文明[1] 肖人鹏[1] 姚雄[1] 

机构地区：[1]重庆市农业科学院重庆再生稻研究中心,重庆402160

出　　处：《杂交水稻》2017年第3期17-19,共3页Hybrid Rice

基　　金：重庆市社会事业与民生保障科技创新专项(cstc2016shms-ztzx0013;cstc2016shms-ztzx0032;cstc2016shms-ztzx0017)

摘　　要：渝恢2103是重庆市农业科学院渝优水稻团队以国际水稻所资源IR9129的变异单株为亲本,采用花药培养与常规育种技术相结合的方法培育而成的一个综合性状优良的香稻恢复系,具有米质优、稻瘟病抗性较强、恢复力强、配合力好等优点,于2009年通过重庆市品种审定委员会鉴定。配组的杂交水稻品种渝香203先后于2006,2008,2008和2009年通过了重庆、贵州、陕西和江西等省级品种审定,并于2010年通过国家品种审定。2011年开始连续6 a被推荐为重庆市推广的水稻主导品种。Derived from a variant plant of IR 9129 introduced from the International Rice Research Institute, Yuhui 2103 is an aromatic rice restorer line with good comprehensive characters developed by Chongqing Academy of Agricultural Sciences with combination of traditional breeding method with anther culture. It is characteristic of fine grain quality, good blast resistance, strong restoring ability and high combining ability. Yuhui 2103 was technically identified by Chongqing Crop Variety Appraisal Committee in 2009. Its F1 hybrid Yuxiang 203 （Yixiang 1A/Yuhui 2103 ） was registered and released for commercial production by the provincial crop variety appraisal committees of Chongqing, Guizhou, Shaanxi and Jiangxi in 2006, 2008, 2008 and 2009, respectively, and by the National Crop Variety Appraisal Committee in 2010. Yuxiang 203 has been recommended as a dominant rice variety for popularization in Chongqing over six years since 2011.

关 键 词：杂交水稻 恢复系 渝恢2103 优质 

分 类 号：S511.03[农业科学—作物学] S334