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一、选育经过辽豆7号是辽宁省农科院原子能所采用杂交与辐射相结合的育种方法育成的.1980年秋用~(60)Co-γ射线1.8万伦琴辐照杂交后代79混-1单株的风干种子,当年冬在海南岛种植照射当代,整区混合收获.从1981年开始在沈阳按
I. Breeding Via Liao Dou 7, Liaoning Academy of Agricultural Sciences atomic energy by hybridization and radiation breeding method bred in the autumn of 1980 with ~ (60) Co-gamma rays 18,000 Roentgen radiation hybrid progeny 79 mixed - A single plant dried seeds, when the winter planting in Hainan Island irradiation contemporary, whole area mixed harvest from 1981 started in Shenyang