A: Thoroughly remove the bacteria source. After the autumn, the vines are removed from the diseased body, and the cleared diseased bodies are burned out. In the autumn, the soil is sprayed 50-100 times before the spring and the spring is unearthed. In the growing season, the diseased leaves, diseased fruits, and diseased vines are removed in time, and they are deeply buried. Strengthen management. Discharge and loosen the soil in time after rain; timely tying the vines, picking the heart, keeping the ventilation and light transmission inside the rack; adding potassium, calcium and trace elements, spraying plant growth regulators, improving leaf function, enhancing tree potential and improving disease resistance; Control production and make a reasonable burden. The yield is determined according to the growth of the plant. Generally, the yield per mu of the adult orchard should be controlled at 2,500-3,500 kg.
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