Affiliation: | aDepartment of Plant Sciences, University of Tennessee, Knoxville, Tennessee 37996;bDepartment of Plant Pathology, Iowa State University, Ames, Iowa 50011;cDivision of Plant Sciences and Bond Life Sciences Center, University of Missouri, Columbia, Missouri 65211;dNorth Carolina State University, Raleigh, North Carolina 27695;eDepartment of Plant Pathology, University of Georgia, Athens, Georgia 30602 |