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How to prevent and control wheat yellow dwarf disease? Detailed explanation of its occurrence and control measures
Wheat yellow dwarf disease is a viral disease mainly spread by aphids, and in some years the damage is quite severe. Symptoms: when infected at the seedling stage, the leaves lose their green color and turn yellow, and the plants are severely stunted; the leaves of severely affected plants often cannot survive the winter, or after overwintering cannot joint or head. Plants infected later show no obvious stunting, and the upper...
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Pay attention to pest and disease control at the wheat seedling stage to ensure robust growth of the wheat seedlings
In recent years, symptoms of blighted white heads have often appeared in some fields during the milk-ripening stage of wheat, greatly affecting wheat yield and quality. The causes of wheat white heads are mainly diseases and pests, such as sheath blight, root rot, take-all, fusarium head blight, wheat stem maggot, wheat stem moth, and wireworm. The damage caused by different diseases and pests...
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What are the integrated control methods for wheat take-all disease?
Wheat take-all is a typical root disease, capable of infecting wheat from sowing through to harvest. The main sites of infection are the wheat roots and the 1st to 2nd nodes of the stem base. After infection by the pathogen, the roots turn black and rot, losing their ability to absorb water and nutrients, which causes the above-ground parts to dry up and die, resulting in white heads. 1. ...
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How to Plant Sugarcane to Increase Yield? A Detailed Guide to Practical Planting Methods
How to Increase Sugarcane Yield
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Integrated Pest and Disease Control Methods for Greenhouse Cucumbers in Spring
I. Common Diseases in Spring 1. Downy mildew (1) Occurrence characteristics: persistent (long-term companion), devastating (rapid spread, outbreaks). (2) Occurrence conditions: High humidity: relative humidity above 83% favors disease development, (water droplets or water film on leaf surface), spore germination and invasion. Optimum temperature: 15-20°C. Nutritional status...
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How to prevent and control pests and diseases in early spring eggplant? Key technical points to master
For eggplant seedlings raised in early spring, the main focus is preventing and controlling soil-borne diseases: damping-off, rhizoctonia rot and sclerotinia rot. For seedbed soil disinfection, mix 50 kg of seedbed soil with 20 g of 68% Jinlei water-dispersible granules and 10 ml of 2.5% Shileshi suspension concentrate, sift the soil and mix well, then fill nutrient pots, or spread it over the seedling bed. During the seedling stage, spray 0.1%-0.2% monopotassium phosphate...
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Pest and Disease Control Techniques for Greenhouse Cultivation of Water Spinach
1. The main diseases are damping-off and stem rot at the seedling stage, caused by low temperatures and excessively high relative humidity. Reducing humidity can alleviate the occurrence of diseases on the 12582 Nongxintong website. Spray with Ridomil at 700 times dilution or Kameitong at 800 times dilution for control. 2. The main pests are mites and red spider mites, which can be controlled with Karmante at 1000 times...
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Key Pest and Disease Control Methods and Techniques for Chestnut
1. Select good varieties and prepare enough scion wood. Select good varieties. For the improvement of chestnut orchards, the three new varieties Dahongpao, Qingmaozao and Hongmaozao should be selected. These new varieties have been trial-planted in our city and have the characteristics of early fruiting, high quality, high yield, large fruit and strong stress resistance, and are suitable for promotion and planting throughout the city. Scion collection and storage...
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Chestnut Pest and Disease Prevention and Control Methods and Technical Key Points
In Anhui Province, chestnuts are mainly distributed in the mountainous areas of southeastern and western Anhui. Since the 1990s, they have also been developed on a large scale in the Jianghuai hilly region. The main chestnut-producing counties (cities) include Jinzhai, Huoshan, Shucheng, Yuexi, Guangde, Ningguo, Taihu, and others. There are about 150 species of pests and diseases harming chestnuts in our province, with common and severe occurrences affecting chestnuts...
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Symptom Identification and Control Methods of Brown Spot Disease in Water Spinach
Symptoms initially appear as small yellowish-brown spots, which later expand into circular to oval, or irregular dark brown lesions, 4-8 mm in diameter, with distinct edges. In severe cases, the lesions merge with each other, and the diseased leaves turn yellow, wither and die. Disease conditions: It is prone to occur in rainy and humid weather or during off-season cultivation. Control methods...
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