MEDIUM MANAGEMENT SYSTEM, PROGRAM, AGRICULTURAL MACHINE, METHOD FOR PRODUCING MODIFIED SOIL, AND AGRICULTURAL PRODUCTION METHOD

摘要

PROBLEM TO BE SOLVED: To solve the problem that it is difficult to maintain a medium in an ideal state.SOLUTION: A medium management system comprises: a medium information acquisition unit that acquires information on content of one or more elements in a medium of each block; a production plan acquisition unit that acquires information on a production plan in each block; and a fertilization plan generation unit that determines composition and the amount of fertilizer to be fed to the medium of each block on the basis of (i) the information on the content of the one or more elements acquired by the medium information acquisition unit and (ii) the information on the production plan acquired by the production plan acquisition unit.SELECTED DRAWING: Figure 9