Fecha de publicación: 01/12/2020 Fuente: Wipo "precision agriculture" The utility model belongs to the technical field of agricultural machinery. The utility model relates to a device, in particular to a precision agricultural irrigation-fertilization device. The devicecomprises a frame assembly, a storage assembly, a fertilization assembly, an irrigation assembly and a controller, the frame assembly comprises a main frame and universal wheels. The universal wheelsare fixedly mounted at the bottom of the main frame; the storage assembly is fixedly mounted on the inner wall of the main frame; the storage assembly comprises a material storage box and a water storage box. The storage boxes are symmetrically and fixedly installed on the two sides of the inner wall of the main frame. The water storage tank is fixedly mounted at the top of the inner wall of themain frame; the fertilization assemblies are inserted into the left side and the right side in the main frame; the fertilization assembly comprises a conveying belt, first electric valves and a fertilization pipe, and the multiple first electric valves are fixedly installed at the bottom of the conveying belt. The comprehensive effects that the utilization efficiency of water in the sprinkling irrigation technology can be improved, the irrigation water amount is saved, irrigation and fertilization can be accurately conducted on fields and the like, the structure is compact, and convenience andrapidness are achieved can be achieved.