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Photos of rice brown spot disease caused by the fungus Cochliobolus miyabeanus, including fungal signs and symptoms on the plant.
Brown spot 1: Spores of the rice brown spot pathogen Cochliobolus miyabeanus.
Brown spot 2: Close-up view of rice leaf with brown spot.
Brown spot 3: Close-up view of rice leaf with brown spot.
Brown spot 4: Rice leaf with light brown spot infection symptoms.
Brown spot 5: Rice leaf showing light brown spot leaf symptoms.
Brown spot 6: Rice leaf showing moderate severity brown spot leaf symptoms.
Brown spot 7: Rice leaf showing severe brown spot leaf symptoms.
Brown spot 8: Rice leaf showing severe brown spot leaf symptoms.