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Greenhouse Plant Diseases
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Downy Mildew
Causal Agent: Oomycetes like Peronospora and Plasmopara. Management: Use resistant varieties, apply fungicides, ensure proper spacing for air flow.
Tomato Mosaic Virus
Causal Agent: Tobamovirus genus. Management: Remove infected plants, disinfect tools, use resistant cultivars.
Thrips Infestation
Causal Agent: Thrips, various species such as Frankliniella occidentalis. Management: Use blue sticky traps, introduce natural enemies, apply insecticides.
Rust
Causal Agent: Fungi of the Pucciniales order. Management: Remove infected plants, use resistant varieties, apply fungicides.
Fusarium Wilt
Causal Agent: Fusarium oxysporum fungi. Management: Utilize resistant cultivars, practice good sanitation, apply soil fumigants.
Spider Mite Infestation
Causal Agent: Spider mites, including Tetranychus urticae. Management: Increase humidity, introduce predatory mites, apply miticides.
Aphid Infestation
Causal Agent: Aphids, various species. Management: Release natural predators like lady beetles, apply neem oil or insecticidal soap, use reflective mulch.
Leaf Mold
Causal Agent: Passalora fulva (previously Cladosporium fulvum). Management: Use resistant tomato varieties, ensure proper ventilation, apply fungicides.
Sooty Mold
Causal Agent: Fungi like Cladosporium and Alternaria species. Management: Control honeydew-producing insects, wash off mold with water, apply fungicides if necessary.
Damping-off
Causal Agent: Fungi like Pythium, Fusarium, and Rhizoctonia. Management: Sterilize soil, control moisture levels, use fungicidal seed treatments.
Bacterial Wilt
Causal Agent: Ralstonia solanacearum. Management: Use resistant varieties, soil solarization, implement strict sanitation measures.
Nematode Infestation
Causal Agent: Nematodes such as Meloidogyne spp. Management: Use resistant plants, apply nematocides, practice crop rotation.
Root Rot
Causal Agent: Various fungi such as Phytophthora and Pythium. Management: Provide good drainage, sterilize tools, use fungicides.
Late Blight
Causal Agent: Phytophthora infestans. Management: Apply fungicides, remove infected plants, practice crop rotation.
Blight
Causal Agent: Various pathogens like Phytophthora infestans. Management: Use resistant varieties, apply fungicides, ensure good air circulation.
Bacterial Spot
Causal Agent: Bacteria of the Xanthomonas genus. Management: Use resistant varieties, apply copper-based bactericides, remove and destroy infected plant debris.
Powdery Mildew
Causal Agent: Various fungi species such as Erysiphales. Management: Increase air circulation, reduce humidity, apply fungicides.
Botrytis Blight
Causal Agent: Botrytis cinerea fungus. Management: Improve air circulation, reduce humidity, apply fungicides.
Verticillium Wilt
Causal Agent: Verticillium dahliae and Verticillium albo-atrum fungi. Management: Use resistant varieties, solarize soil, practice crop rotation.
Whitefly Infestation
Causal Agent: Whiteflies, primarily Trialeurodes vaporariorum. Management: Use yellow sticky traps, introduce natural predators, apply insecticides.
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