The invention relates to a plant protection unmanned aerial vehicle for agricultural production, including fuselage, Propellers, brackets and cameras, the fuselage also includes a retracting and releasing mechanism, a fixing mechanism and a wiping mechanism, A retracting and releasing mechanism include a first motor, driving lever, retracting and releasing rod and a guide assembly, The fixing mechanism comprises a fixing plate, Second motor, screw rod, Slider and fixing lever, A wiping mechanism includes a cylinder, third motor and wiping rod, the plant protection unmanned aerial vehicle usedfor agricultural production can wipe the camera head clean through wiping mechanism if the rain is small, so as to avoid the camera head being blurred by the rain and affecting the shooting effect; ifthe rain is large, the camera is stored in the fuselage through retracting and placing mechanism, so as to avoid the camera from being damaged by water entry; At that same time, the camera is fix onthe fuselage by a fixing mechanism, and when the camera needs to be replace and repaired, the camera can be directly removed from the fixing mechanism without disassemble parts, thus saving time and labor.