关键词: 小麦[49EJ, 61DA], 小麦胞质雄性不育, AL型雄性不育系, 恢保特点广谱恢复系, 雄性不育系[49DA]

Abstract: AL-type sterile line were crossed with 74 common wheat varieties and lines. The obtained results indicates that AL-type sterile line has a narrow restoration source and an absolute majority of wheat varietie in Sichuan are maintainers for the sterile line- Of 74 varieties and lines, Qian-type restorer, QR3 shows the highest restoring degree that is 62.1% calculated by domestic method and 105.8% by international method respectively. It is considered that there are probably some varieties with wide restoring ability in common wheat.

Key words: WHEATS, CYTOPLASMIC MALE STERILITY IN WHEAT, AL-TYPE STERILE LINE, RESTORING AND MAINTAINING CHARACTERISTIC, RESTORER WITH WIDE RETORING ABILITY, MALE STERILITY LINES