It is best to use the bactericide in Qingmanyuan in spring, and the best time to use it is to stabilize the temperature above 65438 08℃ after sting. When used, it is best to prevent and control the occurrence of diseases at the early stage of plant growth, early onset or early onset.
Before using fungicides in Qingman Garden, professional agricultural technicians or pesticide salesmen should be consulted to ensure the correct use and achieve the best results.