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Occurrence Characteristics of Pests and Diseases in High-Mountain Water Bamboo and Integrated Control Techniques
The key points of off-season cultivation techniques for double-cropping water bamboo at low altitudes are introduced as follows: 1. Selection of improved varieties. The Zhejiang Yidianhong water bamboo (a single-cropping type) is selected. 2. Land preparation and seedling raising. Select a field sheltered from wind and facing the sun, with convenient irrigation and drainage and loose, fertile soil, as the seedling bed. In early November, sun-dry the seedlings until they are 60-70% dry, 1...
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How to prevent and control diseases and pests during the mango flower spike stage? A detailed practical guide
After mango flower spikes are damaged by diseases and pests, the spikes become deformed, flower quality declines, buds drop, flowers dry up, and they cannot bloom or set fruit. The control methods for the diseases and pests harming mango flower spikes are as follows: 1. Anthracnose Anthracnose is the most serious disease harming flower spikes. It strikes as soon as the flower spikes emerge, first appearing as black...
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Jiaobai (wild rice stem) is prone to Helminthosporium leaf spot disease under high-temperature and high-humidity weather
Jiaobai Helminthosporium leaf spot is a fungal disease. In recent years, as the jiaobai planting area has continued to increase, the scope of occurrence of this disease has gradually expanded, and the severity has become increasingly worse. This disease can occur throughout the entire growth period of jiaobai. It mainly damages the leaves. In the early stage, small yellow-brown spots appear on the leaves, which later expand into brown spots the size of sesame seeds, with a few forming...
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What are the integrated control techniques for cotton pests and diseases?
Topdressing is an important measure for cotton to set more bolls, set large bolls, reduce shedding, and increase yield. However, if topdressing is not done scientifically, it will not achieve the desired effect and sometimes may even produce side effects. In production, cotton topdressing has the following four key points. First, topdress according to the fertilizer requirement pattern. At different growth stages, cotton has different requirements for fertilizer...
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Countermeasures for preventing seedling diseases from pre-sowing to seedling stage in cotton
Cotton seedling diseases mainly include damping-off, anthracnose, Pythium blight, root rot and more than a dozen others, collectively known as cotton seedling diseases. In mild cases, growth is slow, plants wilt and develop late; in severe cases, there are gaps and broken rows in the field, with plants dying in patches, causing tremendous damage. After cotton seedlings become diseased, although a series of disease prevention and treatment measures have been taken, such as timely ventilation of plastic-film cotton, intertillage near the roots...
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Do not relax pest and disease control during the cotton flowering and boll stage
In recent years, the proportion of Bt transgenic insect-resistant cotton planted has accounted for more than 95% of the total cotton planting area in our province. The promotion of insect-resistant cotton has played a strong role in controlling the occurrence and damage of cotton bollworm in cotton fields, but some pests and diseases should be strengthened in control. Judging from this year's situation, the cotton boll stage is a period when multiple pests and diseases occur and cause damage in an interwoven manner, mainly including...
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Detailed Explanation of Key Techniques for Pest and Disease Control During the Cotton Seedling Stage
During the transplanting period, cotton is often affected by factors such as abnormal climate, weak seedlings, and inadequate cultivation measures, which lead to a long slow-seedling period after transplanting, stiff seedlings that fail to grow, delayed reproductive progress, and reduced cotton yield. The causes of stiff cotton seedlings and their control are described below: 1. Causes 1. Cotton seedlings...
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How to comprehensively prevent and control cotton seedling diseases? Master these key points
There are many types of cotton seedling diseases, and they cause severe damage. Among them, the most common and most damaging are damping-off and anthracnose. The incidence rate is generally 20%-30%, and in severe cases reaches 50%-90%. Especially with low temperatures and continuous rain in early spring, cotton seedlings grow weakly and emerge slowly, making them highly susceptible to infection by pathogens, causing large numbers of rotten seeds, diseased seedlings...
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This flower can survive by just snipping off a branch and putting it in water; it stays disease-free all year and even grows into a waterfall.
Is there a flower that is easy to grow, can also grow on walls, roots easily from cuttings, blooms beautifully, rarely gets sick, and makes everyone envy you if you have one pot at home? That's right, this flower is the Dendrobium! Today Yatou will introduce the care...
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What are the control methods for tomato viral disease?
How to prevent and control tomato viral disease
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