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How to prevent and control apple canker in summer? These methods must be mastered
How to prevent and control apple canker in summer? Please introduce the methods. In the prevention and control of apple tree canker, for many years attention has been paid to spring control while summer and autumn control has been neglected, resulting in a high recurrence rate of the disease and making it impossible to eradicate completely. However, according to the occurrence pattern of canker, changing the single spring scraping and chemical treatment to mainly summer and autumn control, combined with spring control...
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How to effectively prevent and control citrus red spider mites on osmanthus
How to prevent and control citrus red spider mites on osmanthus? Looking for methods. The citrus red spider mite is a type of mite; adults, larvae, nymphs, and mites can all damage leaves and branches. Affected leaves develop small yellow-white spots, gradually turning grayish-white, with red spots, and in severe cases turning brown as if scorched by fire, then withering and falling off. Prevention and control methods: remove diseased leaves and burn them in a centralized manner....
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How to prevent and control hollow fruit in cherry tomato cultivation?
How to prevent and control hollow fruit in cherry tomatoes? Please introduce the methods. The appearance and quality of cherry tomato products are particularly important, requiring the product appearance, flavor, etc. to meet consumer needs. In production, hollow fruit often affects the quality and weight of the fruit, reduces its commodity value, and causes relatively large economic...
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Cherry Tomato Cultivation: How Do You Prevent Cherry Tomatoes from Growing Too Vigorously?
How do you prevent cherry tomatoes from growing too vigorously? Please introduce methods to control excessive growth in cherry tomatoes. Practice has proven that pressing the vines to control the plant works very well. Vine pressing has the effect of weakening apical dominance and inhibiting rapid vegetative growth, and this effect can be used to regulate plant growth well. Lower vine pressing is mainly to prevent the seedlings...
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What diseases need to be prevented and controlled during lotus root cultivation?
What diseases need to be prevented and controlled when growing lotus root? Please give an introduction. Lotus root is a high-yield, high-efficiency aquatic cash crop and a vegetable variety commonly eaten by the general public. It is widely cultivated in various regions, and with the adjustment of industrial structures in various places, its cultivation area tends to keep expanding. In recent years, lotus root diseases have become increasingly serious...
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How to prevent and control late blight in kiwifruit during hot and humid weather?
How to prevent and control late blight in kiwifruit during hot and humid weather? Please explain the methods. Kiwifruit late blight is a fungal disease. It rarely occurs during the seedling and mature plant stages of kiwifruit, mainly affecting kiwifruit leaves and fruit, with fruit generally suffering more severe damage. Infected leaves form dark green water-soaked lesions with indistinct edges, which turn brown after expanding...
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Kiwifruit Cultivation Techniques: How to Prevent Kiwifruit Sunburn?
How to prevent kiwifruit sunburn? Please advise on methods. For kiwifruit sunburn, you can refer to the following methods for prevention: 1. Summer pruning: leave 2-3 more leaves above the topmost fruit to block direct sunlight; especially for Hayward and Jintao, more leaves should be left; 2. If conditions permit, spray water once every few days in the morning and evening, or prepare a 400-fold solution of Guoyou amino acids, which lowers the orchard temperature and quickly supplies nutrients; ...
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What are some practical methods to prevent onion rot in summer?
How do you prevent onion rot in summer? Onion rot in summer is mainly caused by the following factors: 1. Rot caused by diseases. The diseases that commonly affect onions are: soft rot (a bacterial disease) and stem rot (a fungal disease). The control methods are: 1. Pay attention to crop rotation, and avoid continuous cropping with scallion and garlic crops...
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What diseases should be prevented and controlled when growing tomatoes in summer?
What diseases should be prevented and controlled when growing tomatoes in summer? Please advise. For reference, the following diseases should be prevented and controlled when growing tomatoes in summer: Viral disease: high temperature and drought are the primary conditions for the disease to occur. The suitable temperature for viral disease is between 38-43°C; below 35°C or above 45°C is not conducive to the disease. In daily cultivation management, ...
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What situations should be prevented during tobacco cultivation?
What situations should be prevented when growing tobacco? Premature flowering is the phenomenon where the tobacco plant flowers early before reaching the height and leaf count normal for the variety. The root cause of premature flowering is that the tobacco plant's growth is hindered while its development proceeds too quickly. Factors that lead to premature flowering include climatic drought, especially water shortage during the rapid growth period; transplanting too early, prolonged low temperatures or seedlings being too old...
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