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Control Methods and Technical Key Points for Litchi Downy Blight
Litchi downy blight can harm litchi from young fruit to ripe fruit, fruit stalks, and the small bearing branches; when humidity is high, leaves also develop the disease. Symptoms: local chlorosis on leaves, with white mold on the underside, the fruiting bodies of the pathogen, but usually at the peak period of this disease, the leaves have already aged, so leaf damage in the field is rarely seen.
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What are the control methods for downy blight (Phytophthora rot) in cabbage and cauliflower?
This spring has seen a lot of low-temperature and rainy weather, making cabbage prone to sclerotinia rot, so check and treat it early. When sclerotinia rot occurs at the cabbage seedling stage, water-soaked light brown lesions appear on the leaves with indistinct edges, and the diseased tissue soft-rots, causing damping-off. When plants are affected during the head-forming stage, water-soaked sunken lesions form on the leaves near the ground and on the root crown, initially appearing...
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Downy blight is the most important disease of lychee. How is it controlled?
Downy blight is the most important disease of lychee. How is it controlled? Lychee downy blight
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