(1) Adding organic fertilizer and spraying new high-fat film to enhance tree potential and improve disease resistance.
(2) In the growing season, the diseased branches are cut off in time, and buried or burned. The pruning mouth is applied in time to protect the pruning mouth from rapid healing and prevent viral infection.
(3) Autumn trunks and branches sprayed with trees to keep warm, disinfect and frost, and prevent the wintering virus from spreading in the tree to prevent freezing damage.
(4) The main disease, scrape the lesions, and disinfect the wound with 1% copper sulfate + new high-lipid film solution, and apply wound protection agent such as healing and anti-corrosion film.
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