"Five measures" for the production of pest-proof vegetables
1. Insect pest control: 100 grams of dead cabbage caterpillars are picked from the field , and 200 ml of water is added after mashing. After 24-28 hours, the insect solution is filtered, diluted with 45 kg of water, and 45 g of washing powder is thoroughly stirred. Sprayed on vegetables that produce cabbage caterpillars, it has a good control effect.
2 , pepper water control cabbage caterpillar: 150 grams of pepper per acre (the more spicy the better) chopped, add 1 kg of water to boil for 30-40 minutes, filter with gauze, the filtered pepper water is diluted with 5 kg of water, choose On sunny days, 10-12 am, 3-5 pm, spray on vegetables that produce cabbage caterpillars to prevent cabbage caterpillars from being excellent.
3 , grass and gray ash roots: root hoe is an important pest of onions, garlic, leeks, cabbage and other vegetables, roots 蛆 蛆 wet and dry, the application of plant ash in the rhizosphere of crops can inhibit its development, unfavorable survival, good prevention effect. At the same time, the ash is a good fertilizer, which can improve the resistance and have obvious effect of increasing production.
4 , urine washing agent treatment of mites: use 250 grams of urea , 150 grams of washing powder , add 50 kg of water to stir into a "urine wash mixture", after the washing powder is completely dissolved and sprayed. It not only has a good control effect on vegetable aphids, but also has the effect of foliar spray fertilizer to promote plant growth. Pay attention to the current use to prevent urea volatilization.
5 , fresh urinary mites: 35 kg of fresh human urine per acre of vegetables , add 30 kg of water , diluted in the sunny day 10-12 pm, 3-5 pm sprayed on the locust-producing vegetables, the effect of killing mites in 95 More than % . If 0.2% neutral detergent is added to the urine , the effect is better.
Source: Agricultural Technology Station, Qifeng Township, Shanghang County, Fujian Province
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