Control methods:
The first is to plant densely and pruning trees and keep the crowns airy and transparent.
The second is to control and control pests such as aphids, scale insects, leafhoppers, and white beetles. When using insecticides, potassium permanganate 1000 times can be added.
The third is the spraying of 0.5% lime half Bordeaux fluid or 0.3 Baume degree lime sulfur in the early stage of the disease.
The first is to plant densely and pruning trees and keep the crowns airy and transparent.
The second is to control and control pests such as aphids, scale insects, leafhoppers, and white beetles. When using insecticides, potassium permanganate 1000 times can be added.
The third is the spraying of 0.5% lime half Bordeaux fluid or 0.3 Baume degree lime sulfur in the early stage of the disease.
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