辽豆3号是辽宁省农业科学院原子能所用产量较高、适性应较广的铁丰18号为母本,美国品种阿姆索为父本育成。它较好地综合了父母本的优良性状。1980～1982年42点次区域试验中,平均比对照品种铁丰18号增产10.8%。1981～1982年17点次生产试验中,全部增产,增产15.5%。1936年全省推广80万亩,平均亩产17.5公斤,比对照品 Liao Dou No. 3 Liaoning Academy of Agricultural Sciences, atomic energy used by the higher yield, adaptability should be wider Iron Fung No. 18 as the female parent, the United States of America Armstrong as the parent bred. It better synthesizes the fine traits of parents. From 1980 to 1982, 42 points in the regional experiment, the average yield of 10.8% over the control variety Tiefeng 18. During 1981 ~ 1982 17:00 production test, all increase production, an increase of 15.5%. In 1936 the province to promote 800000 acres, the average yield of 17.5 kilograms, than the reference substance