What are the permethrin?

What are the permethrin?,
cotton, Sanitary pests, tea, vegetable,

Permethrin is a low-toxicity insecticide. Its mode of action is mainly contact killing and stomach poisoning, no systemic fumigation, wide insecticidal spectrum, and it is easy to decompose and fail in alkaline medium and soil. It has low toxicity to higher animals and is easily decomposed under sunlight.
It can be used to control various pests on cotton, vegetables, tea and fruit trees, especially suitable for the control of sanitary pests.
Instructions
1. Prevention and control of cotton pests When the eggs of cotton bollworm are at their peak, spray with 1000-1250 times of 10% EC. The same dose can control red bollworm, bridge worm, leaf roller. Cotton aphid is sprayed with 2000-4000 times of 10% EC during the occurrence period, which can effectively control the seedling aphid. The dosage should be increased to control the aphid.
2. Prevention and control of vegetable pests The cabbage caterpillar and diamondback moth are controlled before the 3rd instar, and sprayed with 1000-2000 times of 10% EC. At the same time can also cure vegetable aphid.
3. Prevention and control of fruit tree pests Citrus leafminers are sprayed with 10% EC 1250-2500 times liquid in the early stage of shoot release, which can also control citrus pests such as citrus, but is ineffective against citrus mites. Peach small heartworm is controlled at the egg hatching period and when the egg and fruit rate reaches 1%, spray with 1000-2000 times of 10% EC. The same dose and period can also control pear worms, and also control fruit tree pests such as leaf roller moths and aphids, but it is ineffective against spider mites.
4. Prevention and control of tea tree pests For the control of tea inchworm, tea fine moth, tea caterpillar and tea moth, spray with 2500-5000 times of liquid during the 2-3 instar larvae growth period, and also control green leafhopper and aphids.
5. Prevention and control of tobacco pests The green peach aphid and tobacco caterpillar should be sprayed evenly with 10-20mg/kg liquid during the occurrence period.
6. Prevention and control of sanitary pests
(1) The housefly is sprayed with 10% EC 0.01-0.03ml/m3 in the habitat, which can effectively kill the flies.
(2) Mosquitoes are sprayed with 10% EC 0.01-0.03ml/m3 in mosquito activity places. For larvae, 10% EC can be mixed into 1mg/L and sprayed in the puddle where larvae breed, which can effectively kill the larvae.
(3) The cockroaches are sprayed on the surface of the cockroach activity area, and the dosage is 0.008g/m2.
(4) Termites are sprayed on the bamboo and wood surfaces that are easily damaged by termites, or injected into the ant colony, using 800-1000 times of 10% EC.