Agricultural fertilization equipment

The invention belongs to the technical field of fertilization equipment, and particularly relates to agricultural fertilization equipment which comprises a bottom plate, a box body is arranged on the upper side of the bottom plate, a funnel is fixedly arranged at the upper end of the box body, a barrel is arranged on the lower side in the bottom plate, and a rotating column is rotationally arranged in the barrel; at least one grinding column is directly or indirectly arranged on the outer side of the circumferential direction of the rotating column in a rotating mode, a plurality of discharging holes are formed in the lower side of the interior of the barrel, a water cavity is formed in the side, away from the barrel, of the interior of the box body, and a water pipe is arranged below the bottom plate and communicated with the interior of the water cavity. According to the chemical fertilizer grinding device, chemical fertilizer can be ground into small particles through cooperation of the grinding column and