The utility model discloses a potato is sowed and spouts medicine combined operation machine, traction frame and land wheel on it includes the frame and locates the frame, still including spouting medicine device and a plurality of seeder of group, seeder includes furrow opener, disc earth backing ware and locates feed bin and the seeding pipeline in the frame side by side for it, it includes chemical liquid tanks, medical liquid pump, transfer line and shower nozzle to spout the medicine device, the utility model discloses simple structure, the cost is cheap, and current potato planter can reequip, furthermore, the utility model is simple in operation, general peasant household all can install by oneself and operate. The utility model discloses can once only realize the potato seeding andspout the medicine disinfection, moreover the utility model discloses a spout the medicine disinfection to the potato seed in furrow and the furrow, it is effectual to disinfect, can effectively prevent the emergence of potato plant diseases and insect pests.