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鲁豆2号是山东省济宁市农科所于1971年以文丰2号为母本,美—3为父本进行有性杂交育成。1983年3月山东省品种审定委员会命名为“鲁豆2号”。1982年开始在鲁南推广,种植面积已达25万亩左右。产量表现1979年参加全省大豆新品种联合区域试验,平均亩产316.87斤,比对照文丰5号增产17.49%;1980年平均亩产274.9斤,比对照文丰5号增产13.9%。1983年参加黄淮海流域南一片区域试验,各试点平均亩产293.4斤,比
Ludou 2 is Jining City, Shandong Province, Agricultural Science Institute in 1971 to Wenfeng 2 as the female parent, the United States -3 as the male sexual hybrid bred. March 1983 Shandong Province Variety Approval Committee named “Lu Dou 2.” Started in Lunan in 1982 to promote the planting area has reached 25 million mu. Production performance In 1979, the province participated in the joint regional trials of new varieties of soybean, with an average yield of 316.87 kg per mu, an increase of 17.49% over that of the control Wenfeng No.5. In 1980, the average mu yield was 274.9 kg, an increase of 13.9% over the control Wenfeng No.5. In 1983 to participate in the Huang-Huai-Hai basin a regional test, the average yield of 293.4 kg of each pilot, than