Fecha de publicación: 21/06/2022 Fuente: Wipo "precision agriculture" The utility model discloses an environment-friendly precision agricultural fertilizing device which comprises a frame, a mixing tank is arranged above the frame, a water pump is mounted on one side of the outside of the mixing tank, the input end of the water pump is connected with the mixing tank through a pipeline, supports are symmetrically arranged on the upper edge of the side, close to the water pump, of the frame, and the supports are connected with the mixing tank through a pipeline. A water distribution pipe is arranged at the top of the bracket, and the output end of the water pump is connected with the water distribution pipe through a pipeline. According to the environment-friendly precision agricultural fertilization device, horizontal rotation is performed through connection between the movable seat and the sleeve, and longitudinal rotation is performed through butt joint between the movable seat and the frame, so that turning of the frame is facilitated, and stable hauling of the agricultural fertilization device is facilitated; the rotating gear motor drives the scraping brush to scrape and sweep the bottom surface of the mixing tank, fertilizer particles can be prevented from being deposited, spraying and fertilizing are conducted through the nozzles arranged below the water distribution pipe at equal intervals, and the water level of a fertilizer solution can be observed by observing the floating block through one side of the observation plate.