Breeding of High Yield Three-line Hybrid Rice Combinations with Good Quality and Blast Resistance

The tactics and methods for breeding the WA-type indica CMS line with good quality and blast resistance,the strong restorer line of Javanica crossed with indica and the three-line hybrid rice combinations with good quality,blast resistance and high yield are expounded.11 WA-type indica CMS lines of Xiafeng A,Gufeng A,Liangfeng A,Changfeng A;Anfeng A,Quanfeng A,Changfeng A,Lefeng A,Fufeng A;Jiefeng A and Chengfeng A,all with good quality and blast resistance,were technically identified in Fujian separately in 2001,2004,2005.Strong restorer lines of Fuhui 964,Fuhui 5138,Fuhui 5178,et al,using the manner of Javanica crossed indica have been bred.Three-line hybrid rice combinations of Fuyou 964,Guyou 527,Changyou 964,Quanyu 94 and Leyu 94,et al,all with good quality,blast resistance and high yield in rice,were certified by Fujian Crop Variety Release Committee separately in 2000,2004,2005,2007.