“水稻新品种选育技术”是国家重点科技攻关项目的子项,下有四个专题。通过3年的协作攻关,全国水稻育种攻关取得了显著进展。 1.新品种新组合选育。1986—1988年已有21个新品种和组合通过了省级审定,其中常规品种16个,如辐8～l、黔百417.特青、黔糯204、辽盐2号等,杂交稻4个,如 “New rice breeding technology” is a key national key scientific and technological project, there are four topics. After three years of collaborative research, remarkable progress has been made in the national rice breeding. 1. New breed new combination breeding. From 1986 to 1988, 21 new varieties and combinations have passed the provincial-level examination and approval, of which 16 are conventional varieties, such as 8-1 and Qianbai 417. Teqing, Qiannuo 204 and Liaoyan 2, hybrid rice 4 A