In order to improve the yield and quality of fruit, reduce the number of spraying of pesticides , and increase the growth period of trees, new high-fat membranes can be mixed into low-toxic pesticides to enhance the efficacy and isolate pests and diseases. At the same time, we mainly master the following key periods in the prevention and control of pests and diseases.
First, the buds are obviously inflated, that is, the light rod medicine. In this period, high concentrations of fungicides and insecticides are sprayed on the trees and under the trees to prevent and control a variety of wintering bacteria and pests.
The second is to spray a higher concentration of fungicides and insecticides during the bud period, mainly to control flower rot.
The third is to spray fungicides and insecticides one week after falling flowers. The main winter pesticide storage techniques should prevent a variety of diseases and aphids, red spiders, pear hibiscus and so on.
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