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How to prevent and control rust disease when growing beans?
How to prevent and control rust disease when growing beans? Please give an introduction. Rust disease is very prone to occur in the middle and late stages of kidney bean growth, and can harm leaves, stems and vines, and pods. When it harms leaves, the diseased leaves have yellow-green raised spots, which quickly turn yellow. After the epidermis ruptures, pinkish substances are released, and black scab-like spots may also appear later. Some leaves have...
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How do you prevent and control blight when growing yardlong beans?
How do you prevent and control blight when growing yardlong beans? Please explain the methods. For yardlong bean blight, the following methods can be used for prevention and control: 1. Symptoms mainly affect stems, leaves and pods, mostly occurring at or near stem nodes, especially near the ground. The diseased part is initially water-soaked, then becomes wet-rotted and constricted around the stem, and the leaves and vines above the diseased part die. ...
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How to control the bean pod borer when growing yardlong beans?
How to best control the bean pod borer when growing yardlong beans? Please explain the methods. The yardlong bean pod borer, also called the yardlong bean moth, is one of the main pests of yardlong beans. The adult yardlong bean moths are scattered and concealed, fly over a wide range to lay eggs, and lay many eggs, so they are not easy to kill by spraying or trap. The adults lay eggs on the tender leaf parts of the plant, and after hatching in about 5--7 days the larvae bore into...
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What should be noted when cultivating white king oyster mushrooms? Detailed explanation of key cultivation techniques
What should be noted during the cultivation of white king oyster mushrooms? White king oyster mushrooms, due to their unique edible and medicinal value, have seen a year-on-year increase in spawn input in northern China in recent years, and have shown a promising prospect of both good production and sales. They are one of the preferred mushroom types for novice mushroom growers to develop edible fungus production. At present, in white king oyster mushroom production there exist...
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What to Do When Rice Has Difficulty Heading? Causes and Solutions
What to Do When Rice Has Difficulty Heading? What Medicine Can Solve It? When rice has difficulty heading, or shows the phenomenon of neck enclosure, the rice grains wrapped inside the leaf sheath cannot emerge in time for pollination and fertilization, and generally become empty and blighted grains, greatly affecting yield. There are many reasons for this phenomenon; in some cases the variety itself has a relatively severe tendency toward neck enclosure...
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What precautions should be taken when spraying pesticides at the rice heading stage?
What should be noted when spraying pesticides at the rice heading stage? Please give a detailed introduction. Around the heading stage of rice, it is generally a period when various diseases and insect pests occur and cause damage, requiring the use of chemical pesticides for control, but applying pesticides during this growth stage can easily cause pesticide damage with some pesticides, resulting in losses that should not occur, and attention should be paid to this. 1. Triazole...
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What should be noted when transplanting an osmanthus tree?
What common pests and diseases affect osmanthus trees, and how are they controlled? The common pests and diseases of osmanthus trees are: 1. Leaf spot disease: it mainly damages the leaves, initially appearing as small brown spots, with the lesions round or irregular in shape, later gray to grayish-white in the center with reddish-brown edges, and blackish-gray mold-like growth on the lesions. High temperature and high humidity are often...
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When Does Lavender Bloom? A Detailed Guide to Its Flowering Period
Every year starting in June, lavender begins to bloom. However, its flowering period is relatively long, lasting about two months, so its blooming season is from June to August. In addition, because lavender has just started blooming in June, it may not produce many flowers, so if you want to go out and admire it, it is best to wait until the peak blooming period in July to August.
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What to Do When You Overwater a Cyclamen? Detailed Fixes
If you have overwatered a cyclamen, first stop watering and leave it unwatered for two to three days. Loosen the soil a little and place it in a ventilated spot to speed up evaporation. Then make sure there is plenty of light. When you water again, use a scientific method. The overall principle is "water when dry, hold off when wet."
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What pests and diseases should be prevented and controlled when growing chives in summer?
What pests and diseases should be prevented and controlled when growing chives in summer? Please explain. Chives should have the following two pests and diseases prevented and controlled in summer: prevent and control Fusarium wilt. In summer and autumn, high temperatures, or hot sun exposure after rain, make Fusarium wilt prone to occur. The symptoms are water-scalded lesions near the ground, and in severe cases the whole plant dies. In terms of management, pay attention to...
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