Effects of Barberry Eradication on Stem Rust in the United States. Alan P. Roelfs, Cereal Rust Laboratory, ARS, USDA, University of Minnesota, St. Paul. Plant Dis. 66:177. This article is in the public domain and not copyrightable. It may be freely reprinted with customary crediting of the source. The American Phytopathological Society, 1982. DOI: 10.1094/PD-66-177.