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Environmental protection methods for flower diseases and insect pests
The use of pesticides to control flower pests and diseases not only pollutes the environment but also is costly and sometimes difficult to purchase. If self-made soil pesticides prevent flower pests and diseases, not only are the raw materials easily available, they are easy to make, economical and time-saving, and they are pollution-free and pollution-free. The control effect is also very good. Now introduce the preparation and use of several kinds of soil pesticides. Soap water Soap water is used to control pests, mainly by clogging the respiratory organs (stomata) of pests, causing them to suffocate. In addition, due to the small surface tension of soapy water, it is easy to adhere to a variety of pests, and it is effective for a variety of small pests such as aphids and scale insects. Prepare 1 part of soap, add 50 to 60 parts of water, first cut the soap with a knife into thin slices, into a basin or a bucket and other containers, and then use hot water into the stirring until the melt can be sprayed after cooling. Washing powder water 1 neutral detergent, add 150 copies of water, spraying flowers plants, can kill locusts, spider mites, whitefly, scale insects and so on. It should be noted that after the pests are killed, the leaves should be cleaned immediately 2 or 3 times to clear the leaf pores of the plants. Nicotine and nicotine in leaves of tobacco leaves have a good killing effect on pests, and it is not easy for the pests to develop resistance. Take 100 grams of tobacco leaves, add 3 kilograms of clear water, soak for 24 hours, knead it several times in the immersion, remove and filter the remaining slag, or filter by boiling for half an hour. Add 0.1% to 0.2% of the neutral laundry to the filtrate. Powder, spray thoroughly after mixing. It has good control effects on aphids, red spiders, whitefly, leaf curl insects, thrips, crickets and other leaf-eating pests. Pepper Water Take 100 grams of dry chili peppers (such as hot pepper and other hot spicy varieties), add appropriate amount of water to boil for 10 to 15 minutes, and spray the flowers after filtration. Can control locusts, red spiders and whitefly and other pests. Tea cake water The tea cake is crushed, soaked in boiling water for 1 day and night (to leaching the alkaloids and saponin in the tea cake). After filtration, the filtrate is diluted by 20 to 30 times with water. It has good control effect on locusts, snails, and planthoppers. Peach leaf water takes 1 kilogram of peach leaf, adds 5 kilograms of water and boils for half an hour. After filtration, the filtrate is sprayed on it, which can prevent pests of size, aphids, and molluscs. Peach leaves dried, ground into powder, buried in the soil, can control earthworms, termites, earthworms and other underground pests. Lime leaf tobacco leaves 500 grams, quick lime 500 grams, add 30 to 40 kilograms of water, hot dip or cold dip can, leachate can prevent harm to the flowers of a variety of pests, such as locusts, hummer, hibiscus, fleas and so on. The leaf lime water can exert the best fumigation and contact toxicity within 5 hours after application. Tripterygium wilfordii, also known as Huangtenggen, is rich in 5 kinds of alkaloids, and it has antifeedant, stomach poisoning, and oviposition deterrence effects on various pests of flowers, and it is more effective against cockroaches, scale insects, yellow clover, Spodoptera litura and armyworm. Good control effect. Generally, the skin of Tripterygium wilfordii is sun dried, ground into powder, boiled with water, and made sticky. Then, the spray is diluted with water at the desired concentration. 500 grams of root bark powder can also be used to add 4 to 5 kg of plant ash to dust, or 4.5 kg of root bark powder to add 500 grams of tobacco leaf powder to spread on flowers. Ramie water will smash 100 grams of castor bean, add 1 kg of clear water for 2 to 3 hours, add a small amount of neutral detergent and 6 to 8 kg of water after filtration. Spray evenly after mixing to prevent worms, leafhoppers, beetles and other pests. The ramie leaf stalk is dried, ground into a powder or embedded in a pot, which can prevent termites, cockroaches, cockroaches and other underground pests. Garlic water will be crushed purple skin garlic, squeezed juice, and then diluted with water to sap 10 times, you can spray. It can control aphids, red spiders, scale insects, gray mold and root rot. Pour the juice into the soil to prevent lice, root knot nematodes and so on. Jiangshui will smash fresh smashed sap with fresh ginger and dilute the sap with fresh water for 10-15 times before spray. It can prevent and cure various kinds of flowers from coal pollution and rot, and can inhibit the germination of many kinds of germ spores that harm flowers. Control the occurrence of diseases.
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