一、河西商品粮基地建设中的两大突出矛盾第一,用地和养地的矛盾商品粮基地的特点是,要求粮食生产能够高产、稳产、低成本。这势必造成强烈消耗地力和亟待恢复地力的矛盾并突出地表现出来。为了保持农田肥力平衡,彻底改变 First, Hexi commodity grain base in the construction of two prominent contradictions First, the contradiction between land and raising land Commodity grain base is characterized by the requirements of grain production can be high yield, stable production, low cost. This will inevitably result in the contradiction between the intense consumption of manpower and the urgent need to restore the earth’s force and will show prominently. In order to maintain the balance of farmland fertility, completely changed