Chlorpyrifos is a kind of spectral insecticide . The application range of chlorpyrifos is very wide. It is often used to control pests and diseases of rice, soybean, wheat and other crops. However, for different crops, the configuration method of chlorpyrifos is also very particular. Let's take a look at it with Xiaobian.
1. Control of wheat pests Myxos and aphids use 40.7% emulsifiable concentrates of 50-75 ml per acre and 40-50 kg of water.
2. Control of cotton pests Cotton aphid with 40.7% lesper emulsifiable concentrate 50 ml per acre, spray 40 kg of water. Cotton leaf mites use 40.7% lesper emulsifiable concentrate 70--100 ml per acre, and spray 40 kg of water. Helicoverpa armigera and red bollworm are sprayed on water with 100--169 ml per acre.
3. Control of vegetable pests Cabbage, Plutella xylostella, and bean wild carp are sprayed with water by 40.7% lesper emulsifiable concentrate 100-150 ml per acre.
4. Control of rice pests Rice leaf roller, rice blast, rice blast, rice planthopper, and rice leaf mites are sprayed with 40.7% emulsifiable concentrate of 60-120 ml per acre.
5. Control of soybean pests Soybean larvae and Spodoptera litura are sprayed with water by 40.7% emulsifiable concentrate 75-100 ml per acre.
6. Prevention and control of tea tree pests Tea cockroaches, 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.
7. Prevention and control of sugarcane pests and sugarcane mites, sprayed with water of 20.7% emulsifiable concentrate of 20 ml 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. Hygiene pest control Adult mosquitoes are 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.
More pesticide knowledge, please pay attention to China Pesticide Network
Glued Laminated Timber(Glulam), known in Japan as integrated material, is a commonly used wood structure construction material that can be made into large-span curved beams and is widely used in the manufacture of large public places. The advantages of the glulam prefabricated home:
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