东大１号大豆 由山西省临县李东农作物研究所李东农艺师，从当地农家品种中历时１５年，经多代系统培养选育而成，有限结荚习性，早地株高５０厘米，高水肥田块７０厘米，主茎１３－１５节，单株分枝４－８个．节间极短、结荚极密，一般单株结荚５００－８００个，三粒荚占总荚 Dongda No. 1 soybeans from Dongdong Linli County, Shanxi Province, Institute of Ludong Dong agronomist, from the local farmers in the lasted 15 years, after many generations of system selection breeding, limited pod habit, as early as 50 cm , 70 cm high water fertilizer field, 13-15 main stems, branchlets 4-8. Internodes very short, extremely pod pod, usually 500-800 pods per plant, three pods accounted for the total pods