辽豆9号是辽宁省农科院原子能研究所培育的大豆新品种。该品种既能春播又能夏播。春播110天成熟,亩产250—280公斤;夏播95天成熟,亩产220—230公斤。在唐山地区进行的两年对比试验,在7个品种中,该品种产量居第一位。辽豆9号为有限结荚习性,株高80—85厘米,主枝10—12节,有3—4个侧枝。结荚比较集中,单 Liaoning beans No. 9 is Liaoning Academy of Agricultural Sciences Institute of Atomic Energy cultivated new varieties of soybeans. The variety of both spring and summer sowing. Spring 110 days of maturity, yield 250-280 kg; summer sowing 95 days mature, 220-230 kg per mu. In the two years of comparative experiments conducted in Tangshan area, the yield of the breed was the highest among the seven cultivars. Liao Dou 9 limited pod habit, height 80-85 cm, the main branch of 10-12, 3-4 collaterals. Pods more concentrated, single