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Identification and control methods for diseases of the Brazilian wood plant
Gray mold control: During cultivation, the soil must be moist and sunlight abundant, and the soil is required to be loose, fertile and well drained, with the wintering temperature not lower than 16°C. When the disease occurs in the rainy season, remove diseased residues, drain promptly after rain, prevent moisture from lingering, and strengthen ventilation and light penetration
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Identification and Control Methods for Common Pests of Pilea
Scarab Beetles Scarab beetles are invertebrates and are considered omnivorous, eating just about anything. Different species live in different environments, such as deserts, farmland, forests and grasslands; in short, they can be seen just about anywhere. There are many species of scarab beetles.
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Symptom Identification and Control Methods for Powdery Mildew on Euonymus japonicus
Symptoms mainly affect young new shoots and leaves, mostly occurring on the underside of leaves. When the disease strikes, small round powdery spots first appear on the surface of young leaves, then gradually expand, and the lesions gradually spread into round powdery layers; the powdery layer on old lesions turns grayish-white. In severe cases, the entire leaf is covered with powdery mildew, the leaf shrinks and develops faded patches
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Identification and Control Methods for Scale Insect Pests on Maidenhair Fern
1. Cause One: Delayed Pruning. When dead leaves are found on maidenhair fern during care, they should be removed promptly to keep the plant fresh and attractive and to encourage new leaf growth. Otherwise, the branches and leaves will become too messy and crowded, leading to weakened growth and yellowing, withered leaves.
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How to Tell Real Ginseng from Fake Ginseng? A Few Practical Identification Methods
How should real and fake ginseng be identified?
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Identification and Control Methods for Common Pests and Diseases of Phalaenopsis Orchids
Common Pests and Diseases of Phalaenopsis Orchids and Their Control Methods
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Symptoms and Identification Methods of Common Diseases in Firecracker Flower (Hamelia patens)
I. Sooty Mold Sooty mold is mainly caused by sooty mold fungi invading the leaves of the firecracker flower (Hamelia patens). The main symptom is the appearance of spotty and patchy sooty mold deposits on the leaves, which in the later stages spread to cover the entire leaf, causing the leaves of the firecracker flower to crack and drop off. The sooty mold fungi mainly live as parasites on the excrement and secretions of aphids and scale insects.
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Identification and Control Methods for Diseases of Alocasia macrorrhiza
Leaf spot disease: Leaf spot disease can be treated by spraying the leaf surface with an 800-fold dilution of chlorothalonil or carbendazim, for 2-3 consecutive applications, once every 7 days. Anthracnose: Anthracnose requires spraying the leaf surface with a 500-fold dilution of 75% thiophanate-methyl, once every 7 days, for 2-3 consecutive applications, which can basically bring it under control
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