Occurrence and Distribution of Wilt Caused by Fusarium oxysporum f. sp. Zentis and Other Soil Borne Diseases of Lentil in Bundelkhand Region of U.P.

Survey in Bundelkhand region of U.P. revealed that per cent plant mortality in lentil due to different soil borne fungal pathogens ranged between 19.95 and 33.30. Mortality was more in 2006–07 season (24.68 - 33.30%) than in 2005–06 (19.95–25.69%). F. oxysporum f. sp. lentis, the causal agent of wilt disease of lentil was the most important and widely prevalent in all districts surveyed. Its share in causing plant mortality ranged betwcen 49.76 and 59.17%. Rhizoctonia bataticola and Sclerotium rolfsii were the next important pathogens found associated with wilted plant samples, thcir per cent involvement being 5–10%. R. solani was recovered from 1% samples.