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大豆新品种“吉农７ 号”是以长农４ ×黑农２３ 为母本，吉林２０ 号为父本，通过品种间有性杂交，经多年系选而成。３ 年区域试验结果比对照增产４８ ％ ；３ 年生产试验结果比对照增产１２０ ％ 。其主要特点是单产水平高，抗病，抗倒伏，生育期适中。
The new soybean variety “Yinong 7” is based on long-staple 4 × Heinong 23 as female parent and Jilin 20 as male parent. The results of the regional experiment in 3 years increased by 48% compared with the control; the yield of 3-year production test increased by 120% compared with the control. Its main feature is the high yield level, disease resistance, lodging resistance, moderate growth period.