辐珍A优质不育系是浙江省丽水地区农科所,针对浙南山区是稻瘟病常发区和重发区的生产特点,以该区主栽不育系珍汕97A为轮回亲本,辐苞矮22为抗源亲本,经多代国交选育得到的新不育系。1988年以来的测配及鉴定结果表明,该不育系具有抗逆性强,可恢复性好,配合力强,米质好等特点。199 The high quality sterile line of Zhenzhen A was from Lishui Prefecture, Zhejiang Province. According to the production characteristics of the frequent occurrence and the recurrence of blast in south Zhejiang, the main sterile line Zhenshan 97A was the reincarnated parent, Baowei 22 is a new male sterile line obtained from multiple generations of cross breeding by anti-source parents. The results of measurement and identification since 1988 show that CMS has strong resistance, good recoverability, strong combining ability and good quality of rice. 199