By studying thesegregations pattern of the fertilities of F_1, F_2 and the backcrossing progenies, the inheritanceof the RN type and ZD type CMS lines were identified.

• 通过对 F1、F2 和回交后代的育性分离情况,推测不育系保持基因和恢复基因的数量及显隐性关系,确定RN 型和 ZD 型大豆细胞质雄性不育系的遗传模式;