Survey for the Occurrence of Anthracnose of Field Bean Caused by Colletotrichum lindemuthianum in Southern Karnataka, India

Anthracnose of field bean caused by Colletotrichum lindemuthianum is a serious disease in southern Karnataka. In this study, an intensive survey was conducted during kharif 2020 to record the incidence and severity of the anthracnose of field bean in major field bean growing districts of southern Karnataka. Results of the survey, indicated that disease severity ranged from 8.88 per cent to 46.66 per cent. Madanahalli cross of Kolar district recorded the highest severity of 46.66 per cent and the least anthracnose severity was observed in Vajarahalli of Nelmangala taluk, Baavarahalli of Bangarpete taluk, Tagachagere of Channapattana taluk and Ballekere of Kadur taluk (8.88%). Among the six surveyed districts the highest mean disease severity of 32.29 per cent was recorded in Kolar district and the least was observed in Chikkamagalru district with 12.91 per cent.