Orchid Diseases: Brown Rot
Rhizoctonia
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Late Stages - Older Bulb Roots Rotten
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Rhizoctonia Rots the Older Growth Roots
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Older Part of Plants Shows Symptoms
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Fungus Moves Up Older Pseudobulbs
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Remove and Discard Diseased Tissue
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Repot Healthy Front Pseudobulbs
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Infected Plant Still Blooms
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Infected Pseudobulbs are Hard and Brown
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Brown Rot at Base of Schomburgkia