优质香稻不育系君香A的选育  

Breeding of Fine Quality Aromatic CMS Line Junxiang A in Rice

作　　者：蒋小勇 蒋逊平 郭爱军 李平 兰胜如 刘岸 

机构地区：[1]湖南洞庭种业有限公司/岳阳市农业科学研究所,湖南岳阳414000

出　　处：《杂交水稻》2009年第5期16-17,20,共3页Hybrid Rice

基　　金：湖南省高档优质稻选育课题

摘　　要：君香A是以岳4B×五岭香丝苗的F3单株与岳4B回交1次,在其自交F3代中选株与金23A测交并连续回交后转育而成的香稻三系不育系。该不育系具有农艺性状优良、香味浓郁、可恢性好、配合力强、繁殖制种产量高、米质优(部颁1等优质米)等特点,2008年3月通过湖南省品种审定。Junxiang A, derived from the cross of Jin 23A///Yue 4B/Wulingxiangsimiao （a fine quality aromatic rice） //Yue 4B, is a new aromatic CMS line in rice developed by the successive backcrossing method. It is characteristic of good agronomic characters, deep fragrance, good restorability, high combining ability, high yield in its multiplication and hybrid seed production and excellent grain quality （ meeting the national standards of the 1 s, class of fine quality rice on NY/T 593-2002）. In March, 2008, it was registered by Hunan Provincial Crop Variety Appraisal Committee.

关 键 词：杂交水稻 香稻不育系 君香A 优质 选育 

分 类 号：S511.03[农业科学—作物学] S334