The research of the structure regulating decision-supporting system of crop production in Hebei Province

In order to rationalize and standardize the structure regulation of crop production in Hebei province,and to develop its maneuverability,this article,applying the model of system dynamics,is meant to design the decision-supporting system for the structure regulation of crop production so as to regulate the crop production structure in the province scientifically and rationally.By inputting the data of crops planting area,yield and price into the system in the given structure,we can get the total output value of crop production of the province.