亚洲栽培稻与非洲栽培稻杂交种间杂种花粉不育基因的精细定位,赵志刚,汪勇,栽培稻分为亚洲栽培稻(Oryza sativa L., 2n =2x= 24)和非洲栽培稻(O. glaberrima Steud, 2n = 2x= 24)两个栽培种,非洲栽培稻种资源中广泛存在着�