Plant-based insecticide nicotine
2020-06-18 13:11:25
The performance inhibits nervous tissue, contact-derived plant-derived pesticides mainly from tobacco. It is highly toxic to higher animals, moderately toxic to fish and other aquatic organisms, highly toxic to silkworms, and has a high insecticidal activity, inhibits nervous tissues, and causes worms to suffocate. The short-term residual effect is short, there are basically no residual problems, and it is safer for crops. Wide spectrum of insecticides.
Tobacco powder can be used for dusting; tobacco powder, coarsely crushed tobacco stalks or smokers (with quicklime) are soaked in water, and smog sprays are filtered out. Free nicotine is now mainly extracted or made into nicotine sulfate. Mainly used in crops such as vegetables, fruit trees, tea plants, and rice to control aphids, cabbage budworms, thrips, stink bugs, leaf hoppers, soybean borers, cabbage caterpillars, leaf miners, leaf miners, peach borers, pear borers , Scorpion, Yellow Stripe, Rice Rake, Leafhopper, Fly Grasshopper, etc. Application should be uniform, residual period of about 7 days. Do not mix with easily decomposable agents under alkaline conditions. The free nicotine is mainly used for contact and fumigation. The nicotine sulfate is mainly used for contact and stomach poisoning. When used, adding a certain amount of soap and alkali in the diluent can improve the efficacy.
Tobacco powder can be used for dusting; tobacco powder, coarsely crushed tobacco stalks or smokers (with quicklime) are soaked in water, and smog sprays are filtered out. Free nicotine is now mainly extracted or made into nicotine sulfate. Mainly used in crops such as vegetables, fruit trees, tea plants, and rice to control aphids, cabbage budworms, thrips, stink bugs, leaf hoppers, soybean borers, cabbage caterpillars, leaf miners, leaf miners, peach borers, pear borers , Scorpion, Yellow Stripe, Rice Rake, Leafhopper, Fly Grasshopper, etc. Application should be uniform, residual period of about 7 days. Do not mix with easily decomposable agents under alkaline conditions. The free nicotine is mainly used for contact and fumigation. The nicotine sulfate is mainly used for contact and stomach poisoning. When used, adding a certain amount of soap and alkali in the diluent can improve the efficacy.
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