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What are the control methods for gray mold of winter melon?
How to control gray mold of winter melon? Please introduce effective control methods. Gray mold of winter melon can be controlled by the following methods: 1. Choose disease-resistant varieties. 2. Select and keep disease-free seeds, making sure to save seeds from disease-free greenhouses and disease-free plants, and use the frozen filter paper method to test whether the seeds carry the fungus. 3. Hot water or...
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How to treat gray mold in Chinese chives? Key points of pollution-free control techniques
(1) Symptoms and epidemic patterns The disease mainly affects the leaves and shows 3 types: the white-spot type, in which water-soaked grayish-white spots form on both the front and back of the leaves, oval or spindle-shaped, with pale yellow margins; later the lesions enlarge into large dead patches, causing half a leaf or the whole leaf to die. In humid conditions, a sparse gray mold layer forms. The dry-tip type occurs...
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How to prevent and control gray mold in plants? What specific pesticides are available?
Gray mold is a fungal disease that is common in open-field and protected cultivation crops and is relatively difficult to control. It is a low-temperature and high-humidity type of disease. The growth temperature of the pathogen is 20 to 30°C. When the temperature is 20 to 25°C and the humidity remains above 90%, it is a high-incidence period for the disease. It is caused by infection with Botrytis cinerea.
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Identification of Symptoms of Gray Mold in Phalaenopsis and Its Prevention and Control Methods
Symptoms and Prevention of Gray Mold in Phalaenopsis
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How to prevent and control gray mold in lettuce? A detailed guide to practical methods
Prevention and control methods for lettuce gray mold
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Detailed Explanation of Key Technical Points for Controlling Tomato Gray Leaf Spot
Tomato Gray Leaf Spot Control Techniques
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Control Methods for Tropical Orchid Petal Gray Mold and Notes on Introducing Edible Fungi
Control Methods for Tropical Orchid Petal Gray Mold
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How to Prevent and Control Cucumber Gray Mold? A Detailed Guide to Practical Methods
Prevention and Control Methods for Cucumber Gray Mold
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Symptom Identification and Control Methods of Lily Gray Mold
Lily, belonging to the genus Lilium in the family Liliaceae, is a perennial herbaceous plant. In recent years, lily cultivation has been severely threatened by diseases, mainly including lily gray mold (leaf blight), Phytophthora blight, basal rot, and viral diseases. These diseases often occur together, compounding the damage. Among them, lily gray mold has the greatest impact on lily growth and cut flower quality, and can even affect the propagation of lily bulbs. Lily gray mold is a commonly occurring disease. It mainly damages leaves, but can also infect stems and flowers. Infected lily leaves and floral organs frequently develop symptoms such as leaf scorch, deformed flower buds, and wilting petals in the later stages.
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Detailed Explanation of Key Points for the Prevention and Control of Soybean Gray Leaf Spot
1. Symptoms: It mainly damages the leaves of adult plants and also infects seeds, seedlings, stems, and pods. On the cotyledons of seedlings grown from diseased seeds, round brown lesions appear. Later, irregularly shaped lesions may also form. When humid, the central part of the lesions on the underside of the leaves mostly produces a gray mold layer, which is the pathogen's conidia. 2. Control methods: ...
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