First, for the cabbage beetle diamondback moth, agricultural control is the focus. Field management should be strengthened and timely removal of diseased plants and field weeds to reduce the source of insects. The physical prevention and control points are that the moths of the moth family pest, leaffly moths, can be contiguously installed with insecticidal lamps or place sex attractants, etc., to trap and kill adult worms, reduce the number of adult insects in the field, and control the damage of leaf moths. If you have to conduct chemical control, you should use biological pesticides, choose BT insecticide 2000 ~ 2500 times, green wave 800 ~ 1000 times, dishes hi 2000 ~ 3000 times, and other avermectin agents 2000 ~ 3000 Double liquid also has a certain control effect on the cabbage leafworm. Second, the whitefly, the focus is to remove field weeds, timely removal of old leaves with whitefly, reduce the source of insects. Physical control can be used to trap adult insects in the field by inserting yellow cards or yellow armyworm paper. If you choose to control pesticides, grow greenhouse vegetables, use fumigation machines to fumigate dichlorvos and other chemicals in the greenhouse, you can effectively control the damage of whiteflies. When planting in open field, you can use Aktai 7500 when the activity of whitefly is low in the morning or evening. ~10000 times liquid, 1500~2000 times of imidacloprid, 1000~1500 times of chrysanthemum lipid drugs were used for prevention and treatment. Third, the locusts, timely removal of field weeds, reduce the source of insects. Per acre according to 5050 cm specifications inserted 25 ~ 30 pieces of yellow cards, inserting a yellow card attached to the aphid have a certain control. Choose pesticides for prevention and control. For greenhouse vegetables, use fumigation machines to fumigate dichlorvos and other chemicals in the greenhouse to control aphid damage. For open field planting, choose Aketai 7500~10000 times liquid, and imidacloprid 1500~2000 times liquid and other agents. . Glucose Test Strips,Best Blood Glucose Meter,Blood Sugar Test Machine,Glucose Monitoring System Wuxi BioHermes Bio & Medical Technology Co., Ltd. , https://www.biohermesglobal.com