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Pollution-free vegetable pest control new law
At present, a new method for controlling pests in the production of pollution-free vegetables has emerged quietly in the vegetable production area of ​​Xinxiang City, Henan Province. The method is to slam the net shed (special plastic net or self-made screen mesh) immediately after the plastic shed is unwound in April-May to block the invading ways of pests and effectively prevent and control the main pests that harm vegetables from external invasion. The lepidopteran cabbage caterpillar, cotton bollworm, diamondback moth, aphids of the order Homoptera, leafhopper, migratory locust, diptera leafminer, seed fly, etc. The method is simple, effective, and effective. If the method is used properly, it basically eliminates the need to use insecticides to treat pests, which reduces the pollution of pesticides to vegetables and reduces production costs. At the same time, the net shed has a certain degree of shading. The effect can prevent the burning of the sun in the summer and has a certain effect on the production of eggplant. Source: Farmers Daily