Ten methods of preventing pollution of vegetables and pests

1, grass ash liquid to control insects. 10 kg of grass ash per acre is immersed in 50 kg of water for 24 hours, and the filtrate is sprayed to effectively control aphids and yellow worms. If a proper amount of trichlorfon is added to the ash of the plant, the contact and fumigation effect of the liquid can be enhanced, and the control effect can be improved. If onions, garlic, and leeks are harmed by flies and onion fly mites, 20 to 30 kilograms of grass ash per acre of ditch or planting, which will both cure and increase production.

2, urine mixture to cure vegetables. The washing agent, urea and water are prepared in a ratio of 1:4:400, and the insecticidal rate of the rapeseed meal is more than 90%.

3, brown sugar liquid to prevent disease. 300 g of brown sugar is dissolved in 500 ml of clear water, 10 g of white yeast is added, and it is placed in a greenhouse or a greenhouse, stirred once a day, and fermented for 15 to 20 days until a white film layer appears on the surface. Then, the fermentation broth is added to 100 grams of rice vinegar and shochu, 100 kg of water, once every 10 days, and sprayed 4 to 5 times to prevent bacterial bacterial spot disease and gray mold.

4, pig bile liquid treatment of pests and diseases. 10% concentration of pig bile liquid plus appropriate amount of baking soda, washing powder, can prevent and cure eggplant blight, pepper anthracnose, can drive a variety of pests such as aphids, cabbage caterpillars, snails, etc. on long beans, green beans, melons and other vegetables. . The dilution can be kept valid for 10 days.

5, rabbit feces governance tiger. Add 1 kg of rabbit feces per 10 kg of water, and seal it in a cylinder for 15 to 20 days. Stir well during use and pour it into the roots of melons to control the tiger.

6, dt fungicides to prevent disease. Prevention and treatment of cucumber bacterial angular spot disease, before the onset or early onset, spray dt fungicide 500 times solution, 75 kg per 667 square meters of liquid, spray once every 10 days, consecutive 2 to 4 times, prevention and treatment of eggplant verticillium Before the onset of eggplant planting and slowing down the seedlings, use 300 times of 250 grams of liquid to be irrigated every 7 to 10 days, and then irrigate 2 to 3 times to prevent and cure pepper sore rickets. In the initial stage of the disease, spray 500 times of 500 times of liquid per 667 square meters. Once every 5 to 7 days, even spray 2 to 3 times.

7, anti-drying prevention and control of diseases. Use anti-drying to control blight, leaf spot, and blight of cabbage, pepper, tomato, celery, lettuce and melon. The control effect is over 95%. Spray, root, and soak. Spray 15 to 20 kg of water per 20 ml, spray 2 to 4 times during the whole growth period, and dilute the roots every 20 ml to 20 kg of water. Immerse seeds for 15 kg of water per 20 ml. After soaking for 8 to 12 hours, remove and wash once, dry and sown.

8, vegetable Fengning prevention and treatment of diseases. The drug has a control effect on soft rot of cabbage, potato, radish and other vegetables by 87% to 92%, and is generally sprayed with 1 bag per 667 square meters.

9, 8010 bacteria powder control insects. The bio-pesticide is highly efficient and non-toxic. When used, it sprays 250-500 kg of water per 500 g, and can control cabbage caterpillars and diamondback moths, and the control effect is over 95%.

10, Cordyceps No. 6 liquid agent treatment of insects. 25 ml per bottle, diluted 500 to 600 times when used. It can control pests such as cabbage caterpillar, diamondback moth, aphid, and Spodoptera litura.

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