Phosalone——Non absorbable organophosphorus insecticides and acaricides.

Phosalone is a broad-spectrum insecticide and acaricide. It has stomach toxicity and contact killing effect without internal absorption. The duration of the drug is about 14 days. The main dosage form is 35% phosalone missible oil, which is suitable for controlling vegetable pests and underground pests. Non absorbable organophosphorus insecticides and acaricides. It is mainly used to control cotton, wheat, tobacco leaves, vegetables, fruit trees and other crop resistant aphids and mites, rice thrips, leaf cicadas, planthoppers, borers, wheat slime insects, tobacco green insects, etc. It has strong contact killing effect, but it is safer for natural enemies. Phosalone is an organophosphorus insecticide and acaricide. It has the characteristics of broad spectrum, quick effect, permeability, low residue and no internal absorption. The main effects on pests are contact killing and stomach toxicity. Used for cotton, rice, fruit trees, vegetables and other crops.

Control vegetable pests: Control vegetable aphid and Pieris rapae, use 100-120 ml of 35% phosalone missible oil per mu, and add 40-60 kilograms of water spray. To control Plutella xylostella, spray with 120-180 ml of 35% phosalone missible oil per mu and 40-60 kg of water during the peak period of 1-2 instar larvae. To control thrips and Spodoptera litura, spray 50 ml of 35% phosalone missible oil and 40-60 kg of water per mu. For the prevention and control of wild bean borer, during the beginning of the flowering period of cowpea and kidney bean, spray 100-150 ml of 35% thiophos-phos per acre with 40-60 kg of water. For the prevention and control of wild bean borer, during the beginning of the flowering period of cowpea and kidney bean, spray 100-150 ml of 35% phosalone missible oil per acre with 40-60 kg of water.

Control underground pests: For the prevention and control of grubs, mole crickets and golden needle worms in vegetable fields with large seeds, use 125 ml of 35% phosalone missible oil per acre to dilute with 5 kg of water, spray and mix them into 50 kg of seeds, dry them, and sow. To prevent and control grubs in corn, soybean, peanut and leguminous vegetable fields, 2-2.5kg of 5% poisonous sand (1000ml of 35% phosalone missible oil, diluted with 1kg of water and evenly mixed with 10kg of dry sand) shall be used per mu, and sown with the seeds during crop sowing. To prevent and control grubs and root maggots, irrigate roots with 1000-2000 times solution of 35% phosalone missible oil, and irrigate the roots with 250-300 kg of liquid per acre. When the soil moisture is insufficient, the roots can be irrigated with 4000 times solution of 35% phosalone missible oil, and the amount of irrigated liquid per acre will be doubled.