PROBLEM TO BE SOLVED: To easily acquire a travel route of a grass collecting machine.SOLUTION: A meadow grass management system includes: a topographic information acquisition device for acquiring topographic information of a farm field; a discharge information acquisition part for acquiring scheduled discharge positions for discharging a molding material molded by a molding machine for collecting meadow grass of the farm field to mold the meadow grass to the farm field; and a route creation part for creating a travel route of the grass collecting machine for collecting grass on the basis of the topographic information and the scheduled discharge positions before work by the molding machine. The topographic information acquisition device acquires at least the height information of the farm field detected by a grass mower when grass is mowed as topographic information.SELECTED DRAWING: Figure 1
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