Among the fungal diseases in rice plants, brown spot disease caused by (Bipolaris oryzae) and sheath rot disease caused by (Sarocladium oryzae) are considered as serious threats in rice cultivation in India. Rice plant samples showing the brown spot and sheath rot disease were collected from different places. | Isolation screening and identification of virulent isolates of Bipolaris oryzae causing rice brown spot and Sarocladium oryzae causing sheath rot disease