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2. Balsam leaf solution. Extract the leaves of fresh bitter gourd, add a small amount of water to smash and extract the stock solution, then add 1kg of lime water per kilogram of the original solution, mix it evenly and use it for root watering, and control the tiger to have special effects.
3, green onion solution. Use 1kg of green onion and add 0.4kg of water, smash the liquid, add 6kg of water per kilogram of raw liquid, stir and spray, and have good control effect on aphids, green worms and aphids.
4, leek solution. Take 1kg of fresh leeks, simmer and add 400~500g of water to soak, extract juice, then add 8kg of water per kilogram of raw liquid, stir and spray, can control red spider, aphid, cotton bollworm and so on.
5, tomato leaf solution. Pour the tomatoes into a slurry, add 2 to 3 times of water, and soak for 5 to 6 hours. Take the supernatant spray to prevent pests such as red spiders.
6, garlic solution. The garlic cloves of 20-30 g garlic are mashed into a mud, then 10 kg of water is added to stir, and the filtrate is taken for controlling aphids, red spiders and beetles.
7, castor leaf solution. The ramie leaves are smashed and juiced, added with water for 3 to 5 times, and soaked for 12 hours, and sprayed, which can effectively control various pests such as vegetable aphids, cabbage caterpillars, ground tigers, chafers, and diamondback moths.
8, cattle urine. It can effectively control red and yellow spiders by spraying 1kg of fresh cow urine with 50kg of water.
9. Lime aqueous solution. Soaking seeds with 1% lime water can prevent rice blast, etc., and soaking the valley with 2% lime water for 2 hours can prevent the onset of millet white.
10. Tobacco and lime water solution. Use tobacco leaves 0.5kg (or tobacco stem 1kg), quicklime 0.5kg, a little soap, add water 30kg, soak for 1 day to take juice spray, can control aphids, red spiders, cabbage caterpillars and so on.
Preparation technology of ten high-efficiency soil pesticides
1, pepper solution. Take 50g of sharp pepper and add water 30~35 times. After heating for half an hour, take the filtrate and spray it, which can effectively control pests such as aphids, silkworms and red spiders.
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