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Prevention and Control of Solanaceous Blight of Solanaceous Vegetables
Bacterial wilt is one of the most serious diseases of eggplant vegetables. When the disease is popular, large vegetables can quickly wilt and die. The diseased plants were shorter than the healthy plants and the leaves were lighter. During the daytime, the diseased plant stems and leaves drooped from top to bottom at night, and they were still recoverable at night. After 3 to 4 days or less, the whole plant's stems and leaves wilted. Withered, but the diseased plants remain green in the short term and the leaves do not fall off. The vascular bundles were browned on the stem of the diseased plants, and the septic bacteria spilled out from the incision by hand. This was the pathogenic bacteria in the body. Prevention and control measures: 1. Strengthen field management, remove diseased vegetables in time, and avoid continuous cropping. Deeply soak the soil and apply high-quality organic fertilizers and phosphorus and potassium fertilizers. The sorghum deep groove cultivation, the appropriate use of lime to increase the pH value of the soil, the field was found in the field immediately removed and lime disinfection. 2. Chemical control. Before or at the beginning of the disease, use 50% ceric acid copper wettable powder 500 times liquid, 77% can kill wettable powder 600~800 times liquid, 14% colubridium ammonia water 300~400 times liquid or 72% Agricultural streptomycin WP 4,000 times liquid irrigation, each irrigation 0.3 ~ 0.5 liters, 10 times a day irrigation, irrigation 2 to 3 times.