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What are the control objects and methods of use of malathion?

Malathion can control pests of various crops and hygiene and stored grain pests.

1. Pests of grain crops: Spray with 1000 times liquid of 50 EC to control wheat armyworms, aphids, wheat leafflies, soybean heartworms, bridge-building insects, pea weevils, aphids, and yellow beetles in legume crops. strip jump, as well as leafhoppers, planthoppers and other pests on rice.

2. Cotton pests: Use 1500 times of 50 EC liquid spray to control leafhoppers, stink bugs and other pests.

3. Fruit and vegetable pests: Use 1000 times liquid spray of 50 EC to control vegetable aphids, cabbage caterpillars, and yellow striped jumpers. Use 1500 times liquid spray to control various thorn moths, brood moths, silverfish moths, and mealybugs. Insects, aphids, etc.

4. Tea tree and forest pests: Use 500-800 times of 50 emulsifiable concentrate spray to control tea weevil, landrace, tortoise shell, and tea weevil. Use 150-200 ml of 25 oil per acre for ultrasonic control. Low-volume sprays can control pests such as pine caterpillars, inchworms, and poplar moths.

5. Stored grain pests: 70 high-quality EC has good control effect on a variety of stored grain pests (but has poor effect on grain borers). It can be sprayed with 300-400 times of liquid to kill empty warehouses and grain storage equipment. To treat insects, use 30 ml of liquid medicine per square meter and keep it airtight for 1-3 days after spraying. Large grain depots can spray pesticides while loading grain, spraying directly on the grain, and the dosage should not exceed 0.02 of the grain amount. You can also make 70% of high-quality malathion into 1% powder, which is Liangchongjing, or 1% preparation using rice husk or wheat bran as a carrier. Each kilogram of Liangchongjing or carrier preparation can be mixed with 1,000 kg of raw grain. , apply more appropriately around and on the top of the granary. Clean the carrier during processing.