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How to control crown gall disease of jujube trees with good results
This disease is a bacterial disease and occurs in jujube-growing areas in the north. After the roots are damaged, the aboveground growth is slow and the plants are stunted; in severe cases the leaves turn yellow and fall early, and the branches weaken or even die, but it rarely causes the whole plant to die. Besides harming jujube trees, the pathogen also attacks
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What are the control methods for the jujube rust mite?
Jujube trees are generally more common in the north and relatively rare in the south. For friends who grow jujube trees, the thing they fear most is the damage of pests. Once a jujube tree is attacked by pests, not only will the yield decrease, but the fruit produced will be bitten and damaged by insects, and in more serious cases it will
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What are the control methods for the jujube gall midge, a pest of jujube trees?
Jujube gall midge (Contarinia sp.) (1) Aliases and taxonomic status: jujube bud maggot, leaf-rolling maggot, jujube maggot, belonging to Diptera, Cecidomyiidae. (2) Distribution: This insect is distributed in all jujube-growing areas across the country, with the five major jujube areas of Shandong, Shanxi, Henan, Hebei and Shaanxi suffering the most severe damage; it is one of the main pests of jujube leaves.
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How to control longan trees after they are infected with eriophyid mites?
Longan (scientific name: Dimocarpus longan Lour.), also known as guiyuan or yizhi, is a large evergreen tree with a tall trunk. The fruit is harvested when it ripens and turns yellowish-brown in July to August. It belongs to the Sapindaceae family; the fruit can be eaten fresh or processed into dried products, and the flesh, seed, peel and root can all be used
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Silver Star Succulent Old Stems: Complete Picture Gallery and Feature Overview
Silver Star is a particularly beautiful succulent; its shape resembles a stacked formation, very lovely and delicate, and it has a certain ornamental value. Many people especially love succulents, yet worry that such delicate and compact succulents are hard to grow; in fact, as long as they are succulents, they are all especially
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Complete Picture Gallery and Detailed Care Guide for Firecracker Flower
Summary Preparing the soil: Garden soil, leaf mold and decomposed cake fertilizer can be mixed in a ratio of 3:3:1. Light: Direct sunlight is fine in spring, autumn and winter, but light shade is needed in summer. Watering and fertilizing: Water once every 3-4 days in spring and autumn, and in summer every
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Epiphyllum (Night-Blooming Cereus) Growing Methods and Picture Gallery
Summary Soil: You can use leaf mold, garden soil, and sandy soil for growing. Fertilizing: You can apply well-rotted organic fertilizer, superphosphate, ferrous sulfate solution, etc. Watering: In seasons with lower temperatures, keep the potting soil on the drier side; after temperatures rise, you can increase the amount of watering. Light
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What are the symptoms of crown gall disease in roses? What should be done?
Crown gall disease, also known as root crown gall disease, is one of the most common root diseases on garden flowers and nursery stock. Plants such as roses, cherry blossoms, peaches, and roses are all easily attacked by it. So what are the symptoms of crown gall disease in roses? What should be done? 1. Crown gall disease in roses has
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Symptoms and Control Methods of Crown Gall Disease in Fruit Trees
Crown gall disease in fruit trees is a very common disease. If it is not controlled in time, it may reduce yields and even cause the death of fruit trees. Therefore, fruit growers must do a good job of prevention and control. So what are the symptoms of crown gall disease in fruit trees? How should it be controlled? I. Main symptoms of crown gall disease
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(Exclusive) Two major egg plants in the country caught in an "egg mix-up"! Some raw materials of Chin Yi washed eggs are unidentified, and Ruei Mu was actually operating in a "non-legally licensed washing facility"
(Exclusive) Two major egg plants in the country caught in an "egg mix-up"! Some raw materials of Chin Yi washed eggs are unidentified, and Ruei Mu was actually operating in a "non-legally licensed washing facility"
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