优质籼型水稻三系不育系桃秀A的选育  

Breeding of High-quality Indica CMS Line Taoxiu A in Rice

作　　者：张超福 伍健 彭建 贾琳 吴合周 ZHANG Chaofu;WU Jian;PENG Jian;JIA Lin;WU Hezhou(Hunan Taohuayuan Agricultural Science and Technology Co.,Ltd.,Changde,Hunan 415001,China;Changde Academy of Agriculture and Forestry Sciences,Changde,Hunan 415000,China)

机构地区：[1]湖南桃花源农业科技股份有限公司,湖南常德415001 [2]常德市农林科学研究院,湖南常德415000

出　　处：《杂交水稻》2024年第6期50-53,共4页Hybrid Rice

基　　金：湖南省工程技术研究中心建设专项(2022TP2060);常德市科技创新重大专项[常科函(2021)59号]。

摘　　要：桃秀A是湖南桃花源农业科技股份有限公司通过人工杂交制保育成保持系后经测交和多代回交转育而成的优质籼型水稻三系不育系,其株叶形态好、育性败育彻底且稳定、米质优、异交率高。介绍了桃秀A选育过程、特征特性和繁殖制种技术要点,对桃秀A系列组合的开发应用具有重要的参考价值。Taoxiu A is a high-quality CMS line of indica rice developed by Hunan Taohuayuan Agricultural Science and Technology Co.,Ltd.through test-cross and multi-generation successive backcrossing of the maintainer line obtained from artificial hybridization.It has good plant type,complete and stable male sterility,excellent grain quality and high outcrossing rate.The breeding process,characteristics and techniques for multiplication and hybrid seed production of Taoxiu A were introduced,which would have important reference value for the development and application of Taoxiu A series of hybrid combinations.

关 键 词：杂交水稻 籼型三系不育系 桃秀A 优质 选育 

分 类 号：S511.01[农业科学—作物学] S334