Distribution of sorghum charcoal rot caused by Macrophomina phaseolina (Tassi) Goid.

Sorghum, Charcoal rot, Incidence and Number of nodes crossed.

Roving survey was carried out to know the distribution of sorghum charcoal rot caused by Macrophomina phaseolina during rabi season of 2014-15 in five districts of Northern Karnataka. Percent incidence of charcoal rot and average number of nodes crossed was observed. Maximum incidence was observed in Bagalkot district (34.8%) followed by Vijayapura (33.98%), Kalaburgi (24.54%), Yadgir (22.73%) and the least (20.80%) was in Raichur. Regarding the number of nodes crossed by infection of charcoal rot showing maximum of grade 4 in Vijayapura and Bagalkot districts.