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辽农2号,是辽宁省农科院1979年以铁丰5号为母本,铁丰12号为父本杂交选育而成的半矮秆大豆新品种。1977～1979年全省春播大豆区域试验中38个点次,平均比对照增产4.9％。三年生产试验15个点平均亩产374.2斤,比对照品种增产11.1％。1980～1981年该品种引至河北省唐山、保定地区试种。唐山农科所春播亩产为426斤,夏播亩产为352斤。
Liao Nong 2 is a new semi-dwarf soybean that is bred by Liaoning Provincial Academy of Agricultural Sciences in 1979 with Tiefeng 5 as female parent and Tiefeng 12 as male parent. From 1977 to 1979, the province’s spring sowing soybean regional trial 38 times, with an average yield 4.9% more than the control. Three-year production test 15 points average mu 374.2 kg, 11.1% more than the control varieties. From 1980 to 1981, the variety was introduced to Tangshan and Baoding areas in Hebei Province. Tangshan Institute of Agricultural Spring per mu 426 kg, summer sow mu yield of 352 pounds.