Comprehensive Disease Survey of U.S. Sunflower: Disease Trends, Research Priorities and Unanticipated ImpactsGulya, Thomas J; Harveson, Robert Martin; Mathew, Febina Merlin; Block, Charles C.; Thompson, Susan; Kandel, Herman; Berglund, Duane; Sandbakken, John; Kleingartner, Larry; Markell, Samuel G · Plant Disease · 2018