Organic fertilizer applicator and use method

The invention discloses an organic fertilizer applicator and a use method, and belongs to the technical field of agricultural machinery. The organic fertilizer applicator comprises a frame, wheels, a rotary blade set, a first conveying part, a material mixing assembly and a fertilizer applying assembly, the fertilizer applying assembly comprises an inserting rod and a cavity formed in the inner wall of the bottom end of the frame, the inserting rod can move up and down in the cavity through a driving part, the bottom of the inserting rod is designed to be conical, and a material storage groove is formed in the inserting rod. A plurality of groups of discharging openings are formed in the inner wall of the insertion rod, a discharging pipe is movably inserted into the storage tank and fixedly connected into the cavity, and a plurality of groups of blocking pieces used for blocking the discharging openings are fixedly connected to the outer wall of the discharging pipe. Meanwhile, the organic fertilizer can be