抗稻瘟病杂交水稻新组合内6优5240的选育与应用

摘要

内6优5240系由四川省农业科学院水稻高粱研究所用自育恢复系泸恢5240与内江内香种业科技有限公司育成的香型抗病不育系内香6A配组而成的中籼迟熟杂交中稻新组合，具有分蘖力强、株型集散适中、剑叶直立、稳产性好、后期转色好、抗稻瘟病的特点。2015年通过重庆市农作物品种委员会审定。%Nei 6 you 5240 is a new medium indica late maturity hybrid rice combination, bred by Institute of Rice and Sorghum, Sichuan Academy of Agricultural Sciences with CMS Line Neixiang 6 A and restoring line Luhui 5240. The combination has the characteristics with strong tillers, moderate plant type, upright sword-leaf, good stability, good color at maturity and blast resistance. It was registered and released for commercial production in Chongqing in 2015.