Answer: Walnut is relatively rare in terms of pests and diseases, but if it is not properly managed, it will often lead to serious plant diseases and insect pests and even plant death if it is not used for drug prevention. The main pests and diseases of walnut trees are walnut rot, walnut branch blight, walnut canker, cloud bengal, walnut limb moth, walnut leaf a, walnut urn, and scale insects. Winter is the best time to prevent and treat diseases and pests. It should be based on the principle of “prevention first, comprehensive prevention and controlâ€, timely prevention and control of the specific pests and diseases in the walnut garden, combined with pruning to cut pests and branches, dry and dry branches concentrated burned, and Clean garden work, reduce the source of pests and diseases.
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