"Ecological pesticides" where to find (below) clever side dishes and grass onions. Onion skin and water are soaked in 1:2 for 24 hours. After filtering, the juice is diluted with water and diluted to spray. It can prevent late blight of tomato and kill the aphids and spider mites. Amaranth. 1 kilogram of fresh amaranth, add a small amount of water, smashed and squeezed juice, per kilogram of liquid to spray 6-8 kg of water, can prevent and control spider mites, aphids, insecticidal rate of 90% or more. The leeks are smashed and the juice is squeezed. The water is sprayed 10 times, and the powdery mildew of flowers can be effectively controlled. chili. One kilogram of fresh leaves, smashed and squeezed the original liquid, add 2 kilograms of water per kilogram of liquid, and add a small amount of soap (washing powder) to stir evenly spray, which can effectively control cotton aphids, and the insecticidal rate is above 90%. Bitter gourd. Take fresh bitter gourd leaf juice plus 1 kilogram of lime water and mix well. Watering in the roots of plant seedlings can kill the ground tiger that eats young rhizomes. The effective rate is over 95%. tobacco leaf. The stalk of tobacco leaves is a very good “ecological pesticide.†Chopping the tobacco stalks and chopping, adding appropriate amounts of Litsea cubeba leaf fried water solution and adding a little kerosene can prevent rice planthopper damage and also kill mosquitoes and adults. tomato. Pour fresh leaves, add appropriate amount of water and stir to drain the stock solution. Stir in the proportion of 3 parts of stock solution and 2 parts of water. Mix the appropriate amount of soap solution and spray onto the stems and leaves of vegetables to prevent and control red spiders. The efficiency can reach 100%. cucumber. Take 1 kilogram of fresh cucumber vines, add appropriate amount of water, chop the residue, and filter out the original juice. Each kilogram of raw juice plus 5 kg of water, mix thoroughly spray, can control dish pests, cabbage caterpillars and other pests. garlic. Take fresh garlic smashed juice, add water to make garlic juice 200-300 times, and have good control effect on cabbage soft rot, green pepper virus disease, bacterial brown spot, rice white blight; 200 times fresh garlic juice has killing effect on vegetables such as aphids, cabbage caterpillars, whitefly, and spider mites.
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