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Reasonable plastic pruning for agricultural prevention and control, strengthening the management of fertilizer and water, and removing dead branches and leaves. Prune off the damaged branches and burn them intensively. Between the rows of peach trees or near orchards, it is not advisable to plant tobacco, cabbage, radish, etc., to reduce the summer breeding grounds of aphids.
There are three main types of aphids that harm peach trees: peach aphid, peach powder aphid and peach tumor aphid. Peach aphid and peach powder aphid feed on the sap on the dorsal or tip of the leaf or the tip of the tender tip in clusters of adults or nymphs. When peach flour aphids are infested, the back of the leaves is covered with powdery mildew, which can induce mildew.
Low temperatures and rainfall are conducive to the occurrence and epidemic of diseases. Generally, after the flowers fall, spray 500-800 times of 80% mancozeb liquid of Lvheng, or 500-800 times of more than mancozeb liquid of Lvheng, 250 grams of Lvheng 3000-5000 times of difenoconazole solution, 250 grams of Lvheng Propiconazole is precipitated water, one is the use of plant ash or precipitated water, the other is the use of highly pure grain rice wine, in the daily management, the lime powder or plant ash is sprinkled on the peach tree, or the lime powder and plant ash precipitated water is used to match the appropriate amount of water, Spray on the body and foliage of the tree.
The larvae eat the cortex and xylem of the peach branches, and the transport of water and essential minerals absorbed by the roots is limited, which weakens the growth of the tree and weakens the tree, and may shorten the peach tree of the main peach tree. Aphids are also called honey worms, and "wood engineers" are called "oil" here.
Or stick one or several loops of tape around the tree, and the glue side is outward, so that the ants cannot pass, and those who are brave enough to try to pass can only be stuck and die. To deal with female ants only spray to kill, because it has wings to fly to the tree, but after all, the female ant is less harmful, it can use spiroethyl ester pyridafen + thiamethoxam to control the bud period of medicine, this time grasp the time can significantly reduce the base of the insect population; 10 days after the second peach blossom, it is recommended to use thiamethoxam, imidacloprid, chlorpyrifos + pymetrozine and pyripropyl ether;
The third interval of 10-15 days of industrial control, reasonable pruning, improve the ventilation and light transmission conditions in the garden, remove the ground dead branches and rotten leaves, bury deep underground, loosen the soil, reasonable fertilization and watering, white trunk and large branches, etc., these methods can greatly reduce the base number of overwintering insects and eggs.
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You can put some pest control tools next to the peach tree, or use pesticides, you can also use some white paint on the trunk of the peach tree, you can also use a pungent liquid, or you can plant some leeks in the peach orchard, or you can use laundry detergent.
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You can buy some pesticides to spray on the leaves of the peach tree, or you can water the peach tree roots in a certain proportion of pesticides and water. Turning the soil frequently can also play a good role in repelling insects. If there are insects in the peach tree, it is necessary to clean up the branches with insects in time, and also do a good job of vegetables and fruits, ventilate the peach tree, and water it frequently.
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There are many ways to control pests, such as spraying insecticides to kill the pests on the surface, and if you have the conditions and technology, you can kill the pests inside the peach tree by hanging bottles. After that, every half a month, sprinkle some baking soda solution, there will be no pests, and the peach tree will grow very clean.
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You can clean up the surrounding environment of the peach tree, you can spray the peach tree with insecticides and herbicides, you can water the peach tree more, apply more fertilizer, and prune the branches of the peach tree, so that you can prevent insects.
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Be sure to water and fertilize in time, be sure to replenish fertilizer in time, choose the right agent according to the appearance of pests and diseases, grasp the appropriate time to use fertilizer, and should prescribe the right medicine and choose the right pesticide.
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When planting, we must choose the soil is relatively fertile and broad, and we must use farmhouse fertilizer when fertilizing, do not use the fertilizer bought outside, and often water the plants, but also to prevent the occurrence of pests and diseases, if there is a situation of small insects, then we must spray insecticides in time.
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Go for insect control work often. Frequent weeding. Spray pesticides regularly. Prune the yellowed leaves regularly. Cut off the spoiled fruit regularly.
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When planting, we must choose the soil is relatively fertile and broad, and we must use farmhouse fertilizer when fertilizing, do not use the fertilizer bought outside, and often water the plants, but also to prevent the occurrence of pests and diseases, if there is a situation of small insects, then we must spray insecticides in time. I think that if we can do these things well, we will be able to prevent this from happening.
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You can spray pesticides in small amounts, or you can expose them to sunlight, you can also understand the properties of the soil, or you can use chemical methods to control them, and you can understand the control technology.
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It is necessary to spray pesticides in advance, to remove germs in the soil before planting, to choose the right varieties for planting, but also to choose better varieties, to fertilize in time.
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Peach gum disease, peach perforation disease, peach scab disease, peach anthracnose, bacterial root cancer, etc.
Prevention and control methods of peach scab disease: completely cut off the diseased plants in winter, remove the orchard, reduce the source of disease, reasonable planting density, suitable tree shape, improve the ventilation and light transmission conditions of the orchard, reduce the humidity of the orchard, spray Ruidefeng 40% fluorosilazole 8000 times liquid before germination for prevention, after the onset of the disease, use Shengmei 50% carbendazim wettable powder 800 times liquid spraying prevention and control, the effect is very good.
Among them, rhizobia is the most difficult to treat. Be sure to dip the roots of the tree with the anti-root cancer agent K84 before planting the tree to prevent rhizobia, otherwise it will be particularly troublesome in the future.
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Common pests and diseases are aphids, mulberry white scales, red spiders, large green leafhoppers, are more powerful insects, usually to control the temperature of the soil, not too high will not produce this kind of insects.
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The main insect pests of peach trees are yellow leaf disease, aphids, heartworms, peach-necked beetles, peach borers, and peach heartworms. In June and July of each year, chemicals can be sprayed around the roots of the tree to kill the newly unearthed larvae.
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First, the prevention and control of leaf moths: we find the leaf moth insects of the peach tree, try to find them in time, and then carry out targeted prevention and control. 2. Prevention and control of red spiders:
After discovering the red spider, you can choose to spray pyridoxine for effective spraying, and then scrape off the diseased skin in time, and sweep the fallen leaves of the garden to reduce the occurrence of the source of disease. Third, the prevention and control of peach aphid: for peach aphid is a more common disease of many farmers, we will clean up the fallen leaves in winter, and then you can spray imidacloprid, the amount should not be too much, and then you can properly protect the natural enemies of aphids, for example, ladybugs are a better choice.
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1.Scab prevention and control measures:
1) Winter shear: Completely cut off the diseased shoots. Remove the orchard, reduce the source of disease, the planting density is reasonable, the tree shape is appropriate, prevent the canopy handover, improve the ventilation and light transmission conditions of the orchard, and reduce the humidity of the orchard.
2) Spray sodium pentachlorophenol plus 3 5 Baumé stone sulfur mixture before germination from half a month to July, with an interval of 10 15 days, and choose the following agents for prevention and control. For example, carbendazim, zepzeb, chlorothalonil, mesiomycin, thiophanate-methyl, mancozeb, etc. are used alternately, and the effect is good.
2.Bacterial perforation disease prevention and control measures:
1) Improve disease resistance.
selection and planting of disease-resistant peach tree varieties; After the beginning of spring, it is necessary to pay attention to ditching and drainage to reduce air humidity; Increase the application of organic fertilizer and phosphorus and potassium fertilizer, and avoid the partial application of nitrogen fertilizer; It is necessary to improve the ventilation and light transmission conditions to promote the growth of the tree body and improve the ability to resist diseases. Prune and clean up to reduce germs.
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Hello, spring peach tree pest control method: early spring fruit tree germination control: sweep orchard weeds, fallen leaves and diseased insect fruits, scrape off warped bark and rough bark, prune diseased, remnant, dead branches, and then concentrated burning or deep burial, and spray tree protection general can effectively control the occurrence and spread of rot disease, inhibit the overwintering breeding eggs of red spiders, and have obvious effects on the prevention and control of powdery mildew, leaf rollers, and scale insects.
In spring, when the water content in the field does not reach 75% to 80%, it must be watered in time to meet the needs of budding, shooting, leaf development and flowering and fruit setting. At the same time, we should also pay attention to the prevention of waterlogging and drainage, and the ditches in the garden must be cleaned to avoid water accumulation in the garden. 15 days before peach germination, spring fertilizer should also be applied in combination with irrigation.
Fertilization is mainly based on fast-acting fertilizers, and nitrogen, phosphorus and potassium are generally used at one time. When seedlings germinate, topdressing is very important, it can promote more and better spring shoots. Peach seedlings must be pruned in time and the best pruning period cannot be missed.
Pruning is to cut 2 3 full and robust buds above the grafting interface of spring planting seedlings, and there will be wound flow during pruning, at this time, it is necessary to use callus antiseptic film to seal the wound to prevent wound flow, and the pruning time ends before germination. Peaches have a particularly high flowering rate, and when the buds grow to the size of peas, they begin to thin the buds, which can save nutrients. 3 to 5 days before pollination, you can thin buds and flowers according to the load, and spray the foliar surface of Zhuang Gua Zhuang Ti Ling liquid after flowering, which can increase the amount of nutrient delivery and self-regulate nutrient matching.
Pest control is a meticulous work, peach tree canker resistance is weak, in addition to strengthening tree management, enhance resistance, before and after germination in spring every year, pay attention to timely spraying insecticides to protect the tree, prevent pests from biting the bark, bud tip, in order to prevent disease invasion. If it has occurred and the disease is serious, cut off the diseased branches and burn them, and then spray them on a large scale to form a protective film, suffocate and sterilize, and prevent the replication of the germs. For root rot and root rot, the method of root irrigation is used to kill the pathogens in the soil, and the method of digging the soil and drying the roots can be used to prevent and control the soil-borne pathogens in the growing season.
Question: The control of the main pests and diseases of peach trees.
Hello, before the peach tree blooms, after the disease is found, it is necessary to spray the drug in time for prevention and control, and it is found that the flow gum needs to be scraped in time, and at the same time, it is necessary to do a good job in the prevention of aphids, and choose 40% oxidized fruit for spraying. Before the plant blooms, it can also be sprayed with a multi-effect frustration solution to promote the differentiation of the flower buds of the plant and promote the fruiting of the peach tree.
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