PROBLEM TO BE SOLVED: To provide a management system for agriculture that unifies and manages raising management of agricultural products, operation of agricultural machines, and sales for the agricultural products or the like according to characteristics and conditions of an agricultural land.SOLUTION: A plurality of small-scale agricultural lands are managed as a large-scale agricultural land in a virtual space, and information on agricultural implements and machines, and/or on the plurality of small-scale agricultural lands transferred by a producer of agricultural products are unified and managed as the large-scale agricultural land of a virtual space. The plurality of dotted small-scale agricultural lands can be managed as the large-scale virtual agricultural lands by IT (Information Technology), and thereby, enhancing production efficiency of agricultural products.SELECTED DRAWING: Figure 1