据我们在宁县试验,川区冬油菜收后复种大豆(黄豆),亩产可以达到300斤左右;冬小表茬复种大豆,亩产可以达到200斤左右。塬区春播大豆的亩产亦可达300斤;冬油菜复种可收大豆250斤,高者可达277斤。川区比复种玉米,塬区比春播玉米或复种糜子的经济价值都高,有时可以高出两、三倍。同时大 According to our test in Ningxian County, Sichuan Rapeseed co-harvest soybean (soybean), per mu can reach about 300 kg; winter small table stubble soybean, per mu can reach about 200 kg. Spring yield of soybeans in the area of ​​up to 300 kg per mu; winter rapeseed crop can receive 250 kg of soybean, the highest up to 277 pounds. The economic value of Sichuan is higher than that of mixed corn and highland than that of spring sowing or mixed poppy. Sometimes it can be two or three times higher. At the same time big