Gene-cytoplasmic male sterility 按遗传特点分(Classified by the character of heredity) 孢子体不育型(Sporophyte Male Sterile),配子体不育型 (Gametophyte Male Sterile) 16 16 Gene-cytoplasmic male sterility ▲ 按遗传特点分 (Classified by the character of heredity) 孢子体不育型 (Sporophyte Male Sterile ) ，配子体不育型 (Gametophyte Male Sterile)