Prevention and control of disease and insect pest device

The utility model relates to a technical field of insect -attack prevention device especially relates to a prevention and control of disease and insect pest device, and it conveniently rotates, high and horizontal length adjustment, improves adaptability and uses the reliability, including support frame and placing bag, the placing bag outside is provided with air -dries the layer that absorbs water to be provided with the permeability hole on the placing bag lateral wall, placing bag is two sets of, and the support frame includes bottom plate, backup pad, left -hand thread pipe, left -hand thread pole, right -hand thread pipe, right -hand thread pole, spin control motor, pivot, left first spliced pole, left second spliced pole, left control tube, right first spliced pole, right second spliced pole and right control tube, and the top left side and the right side of bottom plate are provided with left standing groove and right standing groove respectively to be provided with left ball bearing and right ball be