The trend of production costs, labor costs and the costs of material and service in six food crops, early indica rice, indica rice, late indica rice, corn, soybean and wheat. in Henan province were analysed. The crops of highest and lowest production cost were late indica rice and soybean, and the labor costs were indica rice and wheat, and of the costs of material and service were late indica rice and soybean. In the cost of production , the higher proportion of the cost of goods and services were late indica rice and wheat production process, accounting for more than 60%, while the labor costs of corn and soybeans had a higher proportion. Based on the current situation, some measures were suggested to control the food crops cost of Henan province, in order to provide guidance theoretical supporting for subsequent production. |