A new method for the management of hawthorn in autumn and winter:
1. Winter hawthorn is a dormant period. When the hawthorn tree enters the dormant period, it must be pruned. The natural evacuation layered tree type is adopted. The principle of pruning is to be both severe and heavy. It must be separated and heavy. Cross, competition, choose the poor to get rid of the diseased branches, dead branches and weak results. These points must be remembered. It is necessary to apply antibacterial agents to the trimmed branches to help the hawthorn tree to better prevent bacteria, and to apply antifreeze drugs to prevent hawthorn trees from being frozen.
2. Pest control The hawthorn tree pests and diseases are not many, generally mainly powdery mildew, aphids, ball-necked scale insects, lepidopteran larvae above hazards, as long as an anti-insect treatment agent with foliar fertilizer in the autumn, can be effective Control these diseases.
3. To prevent premature defoliation in the prevention and control of pests and diseases, we must pay attention to proper irrigation, spraying foliar fertilizer to promote better growth of hawthorn trees.
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