Organic fertilizer applying equipment for rice and fish comprehensive planting and breeding

The organic fertilizer applying equipment comprises a feeding mechanism, the feeding mechanism comprises a feeding box, two feeding chambers are arranged in an inner cavity of the feeding box, material leaking holes are formed in the bottom surfaces of the feeding chambers, and the opposite side faces of the inner cavities of the feeding chambers are rotationally connected with a material screening assembly; the feeding box is fixedly connected with an external traction agricultural machine; the number of the deep burying units is two, and each deep burying unit comprises a feeding pipe and a plowshare; the plowshare is arranged at the bottom end of the feeding pipe in a sleeving mode, and a discharging assembly is arranged at the bottom end of an inner cavity of the feeding pipe. The top end of the feeding pipe is fixedly connected and communicated with the feeding chamber through a leakage hole; and the driving mechanism is used for driving the screening assembly and comprises a speed increaser and a drivin