两系超级杂交稻新组合Y两优1173的选育与应用  

Breeding and Application of New Two-line Super Hybrid Rice Combination Y Liangyou 1173

作　　者：刘永柱[1] 肖武名[1] 王慧[1] 郭涛[1] 唐湘如[1] 陈志强[1] 

机构地区：[1]华南农业大学/国家植物航天育种工程技术研究中心,广东广州510642

出　　处：《杂交水稻》2018年第1期17-19,24,共4页Hybrid Rice

基　　金：公益性行业(农业)科研专项(201403002-7);国家水稻产业技术体系任务(CARS-01-12);国家星火计划项目(2015GA780001);"十三五"国家重点研发计划项目(2016YFD0101102)

摘　　要：Y两优1173是以光温敏核不育系Y58S与航天诱变及分子标记辅助选择相结合育成的恢复系航恢1173配组选育而成的两系杂交稻新组合。该组合具有穗大粒多、高产稳产、适应性广、抗稻瘟病等特点,2015年通过广东省品种审定,2017年被农业部确认为超级稻品种。Y Liangyou 1173, derived from Y58S, a photoperiod- and thermo-sensitive genic male sterile line, and Hanghui 1173, a new restorer line bred through space mutation and molecular marker-assisted selection technology, is a new two-line hybrid rice combination. It is characteristic of big panicles with large number of spikelets, high and stable yield, wide adaptability and good blast resistance. It was approved for release to commercial production in Guangdong Province in 2015 and was listed as a super rice variety by the Ministry of Agriculture of China in 2017.

关 键 词：超级杂交稻 Y两优1173 选育 

分 类 号：S511.03[农业科学—作物学] S334