Chlorpyrifos control object and dosage
1. Control of rice pests Rice leaf roller, rice blast, rice blast, rice planthopper, and rice leaf mites are sprayed with water of 40.7% emulsifiable concentrate per acre.
2, wheat pests: prevention and control of wheat leaf bee in the early stage of the disease; prevention and control of aphids before the flower or after the flowering; in the control of sticky insects in the young larvae spray. Generally 40-45ml of 40% ECE per acre is 30-45 kg of water; 40.75 ml of 40.7% emulsifiable concentrate per acre is used to control armyworms and mites, and 40-50 kg of water is sprayed.
3, corn glutinous rice: in the corn big bell mouth period, use 15% granules 80-100g in the heart leaves.
4. Cotton pests: cotton aphid, blind mites, hummer, weevil, and bridge-building worms should be sprayed when the pests increase rapidly; when cotton bollworms and red bollworms are controlled, during the hatching period to the larvae Drill the bud before spraying the bell. Generally, 40-150ml of 40% emulsifiable concentrate per acre is sprayed with 45-60 kg of water.
5, the roots of amaranth, garlic: should be in the initial stage of root sputum, 40-500ml per acre with water irrigation with irrigation water.
6. Prevention and control of cotton pests Cotton aphid with 50.7% of lesper emulsifiable concentrate 50 ml per acre, spray 40 kg of water. Cotton leaf mites are used with 40.7% lesbian emulsifiable concentrate 70--100 ml per acre and 40 kg of water spray. Helicoverpa armigera and red bollworm are sprayed on water with 100--169 ml per acre.
7. Underground pests: such as tigers, cockroaches, golden worms, etc., the base of the plants is watered with 800% to 1000 times of milk per acre.
8. Control of fruit tree pests Citrus leaf miner and red spider are sprayed with 40.7% emulsifiable concentrate 1000-2000 times. Peach worms are sprayed with 400-500 times solution. This dose can also be used to control Hawthorn red spiders and apple red spiders.
9. Vegetable pests: such as cabbage caterpillar, diamondback moth, aphid, thrips, whitefly, etc., can be sprayed with 40% emulsifiable concentrate 100-150ml with water 30-60 kg.
10. Prevention and control of sugarcane pests and cane sugar cane, sprayed with 40 ml of 40.7% emulsifiable concentrate per acre.
11. Control of vegetable pests Cabbage, Plutella xylostella, and Bean Field are sprayed with 40.7% lesper emulsifiable concentrate 100-150 ml per acre.
12. Control of Soybean Pests Soybean Carnivora and Spodoptera litura were sprayed with water by using 75.7% emulsifiable concentrate of 75-100 ml per acre.
13. The control of hygienic pests with mosquitoes is sprayed with 100-200 mg/kg. The drug is 15-20 mg/kg in water. Try 200 mg / kg. The flea is 400 mg/kg. The tiny calves, cockroaches, etc. on the surface of the livestock are smeared or washed with 100-400 mg/kg.
14. Prevention and control of tea tree pests Tea scorpion mites, tea moths, tea caterpillars, green thorn moth, tea stalks, tea orange stalks, and tea squid are sprayed with an effective concentration of 300-400 times.
The three main ways of controlling chlorpyrifos:
First, spray. Dilute with water after 48% chlorpyrifos EC and spray.
1. Use 800-1000 times liquid to control larvae such as Liriomyza sativae, Liriomyza sativae, pea leaf miner, and Lepidoptera.
2. Use 1000 times liquid to control larvae of cabbage caterpillars, larvae of Spodoptera litura, larvae of larvae, melons and larvae and aquatic vegetable aphids.
3, with 1500 times liquid, to control the larvae of the larvae of the larvae, the larvae of the yellow spotted larvae.
Second, irrigation root: with 48% chlorpyrifos emulsified milk diluted with water and rooted.
1. In the early stage of spawning, use 2000 times liquid light to control cockroaches, and use 500 liters of liquid per acre.
2. When the first water or the second water is poured into the garlic in the middle of April, 250-375 ml of emulsifiable concentrate per acre is used, and the roots are controlled with water.
3. Using 2000 times liquid, pour the roots of the plants to prevent cockroaches, and use 250-300 liters of liquid per acre.
Third, soil treatment. Use 3% chlorpyrifos granules per acre 2-4 kg, before or after planting, ditch application, acupoint application or spreading, to prevent cockroaches, cockroaches, and tigers.
More pesticide information, please pay attention to China Pesticide Network
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