Simple tobacco rhizome disease pesticide application device

The utility model discloses a simple tobacco rhizome disease pesticide applying device which comprises a pesticide storage unit, the pesticide storage unit comprises a pesticide box on the back, an electric water pumping mechanism and a liquid outlet hose connected with the electric water pumping mechanism are arranged at the bottom of the pesticide box, and an electric control valve is arranged on the liquid outlet hose; the pesticide storage unit is connected with the rhizome pesticide applying unit or the pesticide spraying rod through a quick connector, the rhizome pesticide applying unit comprises a ground inserting pipe, a hollow conical head is arranged at the bottom of the ground inserting pipe, a pesticide applying barrel is arranged on the ground inserting pipe, and a liquid inlet in the top of the pesticide applying barrel is connected with a liquid outlet hose through the quick connector. And the bottom outlet is connected with the conical head through the pedal type water valve unit. The root and