By the help of the technology, the new line Liao 21051 with the yield of 4 908kg/hm 2 in the area of 3 134m 2 was obtained, which was the highest yield in the north spring soybean area in China.

• 采用辽 2 10 5 1大豆新品系以上述超高产技术为指导 ；在 0 .；31hm2 面积上获得了产量 4 90 8kg/hm2 的北方春大豆单产最高记录