Disease Caused by Cylindrocladium on Potato Tubers in Brazil. H. A. Bolkan, Associate Professor, Departamento de Biologia Vegetal, Universidad de Brasilia, Brasilia DF, 70.910 Brazil. J. C. Dianese, Associate Professor, Departamento de Biologia Vegetal, Universidade de Brasilia, Brasilia DF, 70.910 Brazil; Wilma R. C. Ribeiro, Graduate Research Associate, Ministerio da Agricultura, Companhia Brazileira de Alimentos (COBAL), Brasilia DF, 70.760 Brazil; and O. C. De Almeida, Graduate Student, Departamento de Biologia Vegetal, Universidade de Brasilia. Plant Dis. 64:225. Accepted for publication 24 September 1979. Copyright 1980 American Phytopathological Society. DOI: 10.1094/PD-64-225.

Disease caused by Cylindrocladium on potato tubers was noted in 1977-78 and again in 1979. Pathogenicity tests and reisolations from artificially inoculated tubers confirmed that Cylindrocladium was the incitant. This is believed to be the first report of the fungus attacking potato tubers.