Ray Hicks, Screven County Extension Service, Bugwood.org

Ray Hicks, Screven County Extension Service, Bugwood.org

Ray Hicks, Screven County Extension Service, Bugwood.org

Charles T. Bryson, USDA Agricultural Research Service, Bugwood.org

John D. Byrd, Mississippi State University, Bugwood.org

John D. Byrd, Mississippi State University, Bugwood.org

Howard F. Schwartz, Colorado State University, Bugwood.org

Joseph M. DiTomaso, University of California - Davis, Bugwood.org

John D. Byrd, Mississippi State University, Bugwood.org

Ray Hicks, Screven County Extension Service, Bugwood.org

Steve Dewey, Utah State University, Bugwood.org

Joseph M. DiTomaso, University of California - Davis, Bugwood.org