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What pests and diseases need to be controlled in early spring wheat?
What pests and diseases should be controlled in early spring wheat? Please provide guidance. Early spring wheat needs the following pests and diseases controlled: For controlling sheath blight and take-all, after wheat turns green in late February, use 20-30 grams of 12.5% Hexaconazole wettable powder or 50-75 grams of 15% triadimefon wettable powder per mu, mix with 50-75 kg of water, and spray evenly on the stem base to prevent...
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What are the methods for controlling wheat pests and diseases?
What methods are used to control wheat pests and diseases? Please advise. Wheat pests and diseases can be controlled by referring to the following methods: For wheat take-all, from the greening stage to before jointing, use 100 g of 20% triadimefon EC per mu, or 150 g of 15% triadimefon wettable powder, mixed with 50-70 kg of water, and use a sprayer with the swirl plate removed to spray along the rows...
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Detailed Explanation of Common Banana Diseases and Control Methods
What diseases affect bananas and how are they controlled? Please give an introduction. For what diseases affect bananas and how are they controlled, you can refer to the following: Bunchy top disease: Banana bunchy top disease, commonly known as "jiaogong", "xiacao" or "congcao", is a serious worldwide banana viral disease. The typical symptom is that on the underside of diseased leaves, along the lateral veins and the base of the petiole or midrib, some...
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What are the common pests and diseases in banana cultivation?
What pests and diseases affect banana cultivation? Please give an introduction. To grow bananas, the following pests and diseases need to be controlled: Disease control 1. Bunchy top disease and mosaic heart rot. Both are caused by viruses, and there is no specific cure. Aphids are the main vector of transmission, so they must be controlled in time. Adding a plant growth regulator to the insecticide solution gives better results....
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What diseases need to be prevented and controlled when growing sweet peppers?
What diseases need to be prevented and controlled when growing sweet peppers? Please give an introduction. When growing sweet peppers, the following diseases need to be prevented and controlled: Phytophthora blight. In the early stage of the disease, fumigate each mu with 110 g to 180 g of 45% chlorothalonil smoke agent, once every 7 days, 3 to 4 times depending on the severity of the disease, or dust each mu with 1 kg of 5% chlorothalonil dust, once every 7 days,...
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What are the common types of physiological diseases in sweet peppers?
What are the common physiological diseases of sweet peppers? Please give an introduction. The common physiological diseases of sweet peppers are: 1. Sunscald. 1. Symptoms. The cause of this disease is direct strong sunlight, and symptoms appear only on the sun-facing side of the fruit. In the early stage, the affected part fades in color, becomes slightly wrinkled, and appears grayish-white or slightly yellow. The flesh of the affected part loses water and becomes thin,...
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Main Pests and Diseases in Sorghum Cultivation and Their Control Methods
Which pests and diseases should be mainly controlled when growing sorghum? Please provide guidance. The following pests and diseases should be controlled when growing sorghum: 1. Sorghum smut. Sorghum smut is a common disease on sorghum in Liaoning. It includes head smut, loose smut and covered smut. Symptom identification: head smut shows obvious symptoms after heading. Diseased plants are generally shorter. Before heading, the lower part of the diseased head swells, the husk leaves are tight, and there is a white club-shaped mass inside. After heading, a large amount of black powder is scattered.
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Which diseases should be the focus of prevention and control for grapes in summer?
Which diseases should be prevented and controlled when growing grapes in summer? Please provide an introduction. The following introduces three diseases that should be intensively prevented and controlled in grapevines in summer: Downy mildew: This disease mainly occurs on grape leaves and new shoots. When it develops, yellow or brown spots appear on the leaves, and in damp conditions there is also a layer of grayish-white mold on the leaves. It generally begins to develop from mid-to-late July...
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What are the common diseases of lettuce? A comprehensive guide
What are the common diseases of lettuce? Here is an introduction. When lettuce is produced in greenhouses in winter, it is prone to many diseases. Several common diseases of lettuce and their control measures are summarized as follows: Sclerotinia rot mainly damages the base of the stem. In the early stage, the diseased part is yellowish brown to brown and water-soaked, then spreads to the entire stem, causing the stem to rot or extending upward...
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What diseases should be prevented and controlled during the cultivation of white sesame?
What diseases should be prevented when growing white sesame? Please explain that the following diseases should be prevented when growing white sesame: 1. Characteristics of major disease occurrence. The main sesame diseases include sesame stem spot blight, sesame Fusarium wilt, sesame bacterial wilt, sesame Phytophthora blight, etc. 1. Sesame stem spot blight. Sesame stem spot blight is also called sesame stem blight, sesame black root madness, etc.
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