Fecha de publicación: 30/03/2021 Fuente: Wipo "precision agriculture" The utility model discloses a full-automatic water and fertilizer integrated device for precise agriculture. The full-automatic water and fertilizer integrated device comprises a tank body, a feedinghopper, an extruding mechanism, a switching mechanism, a self-sucking pump and a water dripping pipeline, the tank body is of a cavity structure with an opening in the top face, a weighing sensor is arranged at the right angle position of the top face of the tank body, and a feeding hopper is arranged on the top face of the weighing sensor. The feeding hopper is of a tower-shaped hollow structure,an extrusion mechanism is arranged on the upper portion of the feeding hopper, a water inlet pipe is arranged in the middle of the feeding hopper, a flow sensor is arranged on the water inlet pipe, aswitch mechanism is arranged on the lower portion of the feeding hopper, a water outlet pipe is arranged on the lower portion of the tank body, and a self-priming pump is arranged on the water outletpipe. A three-way connector is arranged at a water outlet of the self-priming pump, one port of the three-way connector is connected with a water dripping pipeline, the other end of the three-way connector is connected with a water return pipe, and the water outlet end of the water return pipe extends into the tank body; the device is high in automation degree, the fertilizer efficiency and the water efficiency are released to the maximum extent, the irrigation requirement of precise agriculture is met, and the application prospect is very considerable.