Recent Progress in Understanding and Controlling Bacterial Canker of Tomato in Eastern North America. Mark L. Gleason, Iowa State University, Ames. Ron D. Gitaitis, University of Georgia, Tifton; Mark D. Ricker, Heinz U.S.A., Bowling Green, OH. Plant Dis. 77:1069-1076. Copyright 1993 The American Phytopathological Society. DOI: 10.1094/PD-77-1069.