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Comprehensive Control Methods and Key Technical Points for Loquat Gray Leaf Spot
Loquat gray leaf spot, also known as "ring spot." It is the most important disease of loquat. It attacks branches, leaves, flowers, and fruit. There are two types: acute and chronic: in the chronic type, leaf spots are initially light brown circular spots; later they join into irregular large spots, with small black dots scattered on them. On young shoots, the disease starts as small water-soaked brown...
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How to prevent and control corn gray leaf spot? A full analysis of the technical key points
Corn gray leaf spot can occur throughout the entire growth period, but the disease is most severe at the tasseling and grain-filling stages. In the early stage of the disease, water-soaked light brown spots appear. These streaks extend parallel to the leaf veins, are often rectangular, and are more obvious when held up to the light. The center of the lesion is gray, and the edge has a brown line. The lesion size is 2-4 x 10-24 (mm), and...
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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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What is Haworthia truncata? An introduction to the Haworthia truncata succulent
Haworthia truncata, also known as truncated haworthia, is a succulent plant of the genus Haworthia in the family Liliaceae, also called a succulent. The plant has no stem, and its fleshy leaves are arranged in two rows in a fan shape. The leaves are upright, slightly curved inward, with a slightly sunken tip. The surface is rough, green to dark greenish-brown, with small wart-like protrusions. The cross-section of the new leaves is partly transparent and grayish-white.
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