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吉农７号大豆新品种是吉林农业大学农学院育种研究室大豆课题组１９８７年以长农４×黑农２３为母本，以吉林２０号为父本，经品种间有性杂交多年选育而成。１９９５～１９９７年三年省区域试验结果，平均公顷产量２５０５公斤，１９９６～１９９８年三年省生产试验结果．平均?
Jilin 7 new varieties of soybeans is Jilin Agricultural University College of Agriculture Breeding Research Soybean Task Group 1987 to long-farming 4 × Heinong 23 as the female parent to Jilin 20 as the male parent, crossbreed sexual interbreeding for many years breeding And into. In the three years from 1995 to 1997, the provincial regional test results showed an average yield of 2505 kilograms per hectare and the results of three years of provincial production tests from 1996 to 1998. average?