Leek agent fresh leek 1 kg plus 0.1 kg of water, smashed to take the original solution, spraying 8 kilograms of water, can prevent spider mites, cotton aphids. 30 grams of chili pepper, fresh water, and 30 times of boiling water, cook for 20 minutes. After taking the concentrated solution, 100 grams of detergent powder is added, 50 kg of water is added and stirred, and the mixture is sprayed after cooling to prevent diseases such as downy mildew, anthrax, and powdery mildew. Loofah loofah smashed to take the original solution, plus 2 times the water, stir the amount of soap mixed after spraying, can control cabbage caterpillar, spider mites, wheat bran, rapeseed meal and so on. Pig gallbladder 10% concentration of pig bile plus appropriate amount of baking soda, washing powder, can prevent eggplant blight, pepper anthrax, and can drive beans, green beans, melons, locusts, cabbage caterpillars, snails and so on. Bitter gourd leaves fresh bitter gourd leaves are smashed, and 1 kg of lime water is added after taking the original liquid. After mixing, irrigate the root and prevent the ground tiger. Tomato foliar fresh tomato leaf paste plus water 3 times, soak 5 hours after the supernatant to spray, can control red spider, drive mosquitoes and flies. Masson pine needles pine needles 5 kilograms of water 1 times, sealed dip 2 hours filter spray, can prevent rice leafhoppers, rice planthoppers. Onion mixture onion 1.8 kilograms, water 3 kilograms, onion smashed placed in a water cloth bag squeeze juice, the egg liquid into the onion juice mix, spray 0.5 kg of mixture of 6 kg of water, can control locusts, spider mites and other pests . Garlic and Garlic stem agent garlic 2 kg water 1 kg smashed juice, and then 5 - 10 kg of water, control poplar brown spot.