Abstract: Luhui 37 is a restorer line bred by Rice and Sorghum Research Institute, Sichuan Academy of Agricultural Sciences, using F7 of Shuhui 527 and Duohui 57, and 04R-1051, resistance to rice blast, as materials, Luhui 37 containing Pikm and Pik-1 resistance genes, has the characteristics of high blast resistance, combining ability, restoring force and high seed yield. Luhui 37 was approved by Sichuan Provincial Crop Variety Appraisal Committee in 2013. The combinations of the restorer line have high yield, strong resistance and adaptability, among them, Chuanxiangyou 37 was approved by Sichuan Provincial Crop Variety Appraisal Committee in 2014.

Key words: hybrid rice, restorer line, blast resistance, Luhui 37, breeding, application

摘要： 泸恢37是四川省农业科学院水稻高粱研究所利用蜀恢527/多恢57的杂交后代F7优良株系与四川省农科院植保所提供的抗稻瘟病种质资源04R-1051杂交育成的籼型恢复系。泸恢37含有Pikm和Pik-1基因，具有高抗稻瘟病、恢复力和配合力强、制种产量高的特点。泸恢37于2012年8月通过四川省农作物品种审定委员会组织的专家技术鉴定。利用该恢复系配制的组合产量高、抗性强、适应性广，其中，川香优37于2013年通过四川省农作物品种审定委员会审定。

关键词: 杂交稻；恢复系, 抗稻瘟病；泸恢37；选育；应用