1. In the early stage of powdery mildew, 45% chlorothalonil smoke agent was used. Each 667 square meters was 250-300 grams divided into 4-5 places in the shed, and the closed shed was smoked for 1 night. The next morning ventilation was for 7 days. , Continuously bleed 3-4 times depending on the disease condition; 20% Triadimefon EC 2000x, or 40% Sulphur Suspension 600x, or 50% Sulphur Suspension 250x, or "Nongkang 120" 200x Spraying; using 27% high-fat film emulsion 70-140 times the liquid, sprayed on the leaves at the early stage of the disease, sprayed once every 7 to 14 days, and even sprayed 3-4 times. Second, gray mold smoke method with powdery mildew. Can also be sprayed with 6.5 % Wan Lingling dust 1 kg per 667 square meters, sprayed 7 times a day, even sprayed 2 times; spraying 40% Shijiale Suspension 1200 times, or 65% Tamycin WP 1000-1500 times, or 70% thiophanate-methyl wettable powder 800 times. Spray 7 times a day, spray 2-3 times continuously. Medication rotation. Third, downy smoking method with powdery mildew. Can also be sprayed with 5% chlorothalonil dust 1 kg per 667 square meters, sprayed 7 days, even sprayed 2-3 times; found after the central disease strain with 70% EB manganese zinc WP WP 500 times, Or 72.2% Precloxone 800 times, or 40% diethylaluminophosphate wettable powder 200 times, or 64% antiviral 400 times spray, spray 7-10 days 1, depending on the development of the disease to determine the number of medication. Also available sugar nitrogen solution, that is, brown sugar or white sugar 1% +0.5% urea + 1% vinegar + 0.2% aluminum diphosphoric acid, 7 days sprayed once. Fourth, aphid with 10% imidacloprid wettable powder with 5-10 grams per 667 square meters, or with 2.5% deltamethrin EC 1000-1500 times spray, spraying should pay attention to the leaves on the back evenly; protection can also be used Kill the smoke agent, 400-500 grams per 667 square meters, put 4 heaps, ignite with dark fire, closed for 3 hours. 5. Whitefly was sprayed with 10% imidacloprid or 3% acetamiprid wettable powder 1000-1500 times.
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