春大豆新品种鄂豆5号,原代号为孝春632。系我所于1973年用太兴黑豆作母本、矮脚早作父本的杂交后代,经多代系统选育而成。该品种1990年1月通过湖北省品种审定委员会审定并定名,是我省已审定的大豆品种中全生育期最短、丰产性较好、品质优良的新品种。 一、产量表现 该品种于1979年定型。1980～1981年参加本所品系鉴定试验,平均亩产150公斤,比对照太兴黑豆增产24.9％。1982～1984年参加品系比较试验,平均 Spring bean new bean No. 5, original code Xiaoxun 632. I was in 1973 with the Tai Hing black beans as the mother, bantam early as the father of the hybrid offspring, after multiple generations of system bred. The variety in January 1990 through the Hubei Provincial Commission for species validation validation and naming, is our province has approved the shortest full-term growth of soybean varieties, high yield good, good quality new varieties. First, the performance of the variety in 1979 stereotypes. From 1980 to 1981 to participate in the identification of our line of testing, the average yield of 150 kg, compared with the control of Tai Hing black bean yield 24.9%. 1982 to 1984 to participate in the comparison of strains, average