Identification of Virulence in Puccinia substriata var. indica to Rr₁ in Pearl Millet. J. P. Wilson, USDA-ARS Forage and Turf Unit, University of Georgia, Coastal Plain Experiment Station, Tifton 31793. . Plant Dis. 77:100. Accepted for publication 10 August 1992. Copyright 1993 The American Phytopathological Society. DOI: 10.1094/PD-77-0100A.