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Diseases and Disorders of Camellias. David M. Ingram Extension/Research Professor Central MS Research & Extension Center Raymond, Mississippi. Nicely Landscaped Home. Plant Disease.
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Diseases and Disorders of Camellias David M. Ingram Extension/Research Professor Central MS Research & Extension Center Raymond, Mississippi
Plant Disease • A condition in a plant caused by a biotic (living) or abiotic (nonliving) factor resulting in an economic or aesthetic concern • Or a malfunctioning plant
Biotic Causes • Fungi • Bacteria • Phytoplasmas • Viruses • Nematodes • Parasitic higher plants
Abiotic Causes • Site disturbance - soil removal, addition, compaction • Anoxia - excess soil moisture • Drought injury • Cold injury • Chemical injury • Lightning • Excessive levels of fertilizers • Other factors
Camellia Flower Blight
Fungicides for Camellia Fungal Diseases • Dithane (mancozeb) • Cleary’s 3336 (thiophanate methyl)