Wheat leafhoppers and corn planthoppers are also the virus vectors for wheat virus disease. Therefore, the control of wheat leafhopper is also one of the main measures to control wheat virus disease. 1.50% Malathion EC 2000~3000 times spray. 2.50% methyl 1605 EC 2000 to 3000 times spray. 3.50% ethyl 1605 EC 2000~3000 times spray. 4.40% Suhua 203 emulsion 2000 to 3000 times liquid spray. 5.40% Dimethoate EC 2000~3000 spray. 6.40% omethoate EC 2000 to 3000 times spray. 7.50% chlorpyrifos EC 1000 ~ 1500 times liquid spray. 8.25% eliminate 4,000 times solution of silkworm oil. 9.40% grams of Loose Powder 5000 times liquid spray. 10.25% imidophos EC 800 times spray. 11.10% Cypermethrin EC Spray 40 ml per mu 60 kg spray. 12.10% Permethrin Chlorinated Emulsion Spray 40-80 ml per acre 60 kg of water. 13.20% quercetin emulsifiable concentrate 25-50 grams per mu and 60 kg of water spray. The above dosage of liquid is 60-70 kg per mu. 14.5% carbaryl powder spray 1.5 to 2 kg per mu. 15.30% Aldicarb powder spraying 1.5 to 2 kg per acre has specific effects on leafhoppers and fly hoppers. Within a few minutes after application, the pests were knocked down. 16.20% Ye Xie powder 1.5 to 2 kg of powder per acre, or 15 to 20 kg of fine dry soil. If 40% powder is used, the amount is halved. This medicine has special effects on leafhoppers and flyhoppers. The effect on other pests is poor. 17.20% mixed powder. The control object and usage are the same as 16.
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