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1. Prevention and control of seedling diseases. 1 Spread 70% of the original Agki's original powder 25-30 kg per acre before the floor is turned over. 2 Each square meter of seedbed soil is sprayed evenly with 1:1000 carbendazim emulsifiable concentrate at 1:1000. 3 2 to 3 weeks before sowing, 40 ml of formalin plus water 2-4 kg per square meter of bed soil, poured on the bed soil, and then soiled after two weeks. 4 If there are a few stagnation diseases and blight in the seedling stage, it can be timely prepared with 70% nitrochlorobenzene, 5 g of dry soil and 15-17 kg of dry soil, and sprinkled into the roots and shoots.
2. Prevention and control of mites. 1 Use drug control at the beginning of the seedling stage, especially in the first half of June after planting. 2 agent selection: 40% omethoate EC 1000 times liquid spray; 50% malathion 1000-1800 times liquid spray, spray evenly every 7-10 days to improve the control effect.
3. Prevention and control of cotton bollworm and tobacco budworm. In early June and early July, the 1-2 generation larvae occur, and 80% of the trichlorfon original powder can be diluted with water to prevent 1000 times of spray control.
4. Prevention and treatment of viral diseases. After planting, before the bud, the mites are sprayed 5%-15% zinc sulfate once every 7-10 days.
5. Prevention and treatment of bacterial spot disease and anthrax. 175% chlorothalonil wettable powder 600 times liquid spray; 250% anthrax fumei wettable powder 300-400 times liquid spray; 3 agricultural streptomycin or neomycinmycin 200ppm spray. Generally, even spray 2-3 times, you can get better results.
Prevention and control of green pepper pests and diseases
The main diseases of green pepper are: seedling disease (sickness disease, blight), viral disease, anthracnose and scab (bacterial perforation); insect pests mainly include aphids, cotton bollworms, and tobacco budworms.
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