Abstract: This paper studies the feasibility of arranging and calculating the development of the regional economy by means of the information of the natural,economic,technical and social states showed in the agricultural-system maps without a great number of the original data that they are collected and processed and investigation of the special subjects by ourselves,and the result of analysing and interpreting these maps can be used directly to indicate the production of agrieulture.It proves that a map is the scientific simulation of the objective world the scientific result of investigation and the scientific summation of production.It states clearly that a map is very effective tools in revealing the regulation between the nature and economy and that within the economy system.It is also useful in the study of the regional Progran and arrangement of the agricultural production and in the development and the scientific calculation of the regional economy.