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Plant Pathology
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Brown leaf spot disease of rice is caused by

Answer & Solution
Correct Answer: Option A
Brown leaf spot disease of rice is caused by Drechslera oryzae.
Drechslera oryzae causes brown leaf spot disease in rice (Oryza sativa L.). This fungal pathogen produces a series of ophiobolins that cause some of the characteristic symptoms of the disease when applied to rice leaves at 10-4 and 10-5 M.
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