Breeding and planting new varieties with high yield, good quality and disease resistance. Strengthen the cultivation and management, rational fertilization, maintain the robust growth of the tree, improve the ability of tree disease resistance, improve the ventilation and light conditions in the park, and help control the disease. Remove diseased branches and fallen leaves and burn them centrally to reduce the source of initial dipping. Spray 3 to 5 bumeido lime sulfur before germination of the walnut tree, spray 1:1:200 times Bordeaux mixture or 50% carbendazim wettable powder 600 to 800 times after flowering. After every half or 20 days Sprayed once, the effect is good.
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