Multifunction manual mist-sprinkling dusting sprayer

The utility model discloses a multifunction manual mist-sprinkling dusting sprayer, which adopts a pneumatic power unit and a hydraulic power unit. Besides, the pneumatic power unit and the hydraulic power unit can be mutually interchanged. When the utility model uses the pneumatic power unit, the utility model can carry out two-way chemical spraying for the lower layer of tree tops through interchanging a wide-width single atomization spraying head, a wide-width two-way adjustable atomization spraying head and a narrow-width two-way atomization spraying head. When the utility model uses the hydraulic power unit, the utility model can interchange various regular atomization spraying heads for carrying out regular atomization to meet herbicide spraying. The utility model has the function of one machine with a plurality of functions to meet different requirements of pest control for crops. The utility model is favorable to improve technical level of agricultural chemical use, and scientific and safe utilization of agricultural chemical.