Elm

	Problem	Publication
William Jacobi, Colorado State University, Bugwood.org	Anthracnose (Asteroma)	Shade Tree Anthracnose
Paul Bachi, University of Kentucky Research and Education Center, Bugwood.org	Black Spot (Gnomonia)	Elm Anthracnose
William Jacobi, Colorado State University, Bugwood.org	Canker (Botryosphaeria)	Canker Sampling of Trees and Woody Ornamentals
Penn State Department of Plant Pathology & Environmental Microbiology Archives, Penn State University, Bugwood.org	Dutch Elm Disease (Ophiostoma)	US Forest Service Pest Alert - Dutch Elm Disease (DED) and the American Elm
Pennsylvania Department of Conservation and Natural Resources - Forestry , Bugwood.org	Elm Yellows (Phytoplasma)	US Forest Service Pest Alert - Elm Yellows
Steven Katovich, Bugwood.org	Aphids	Aphids
Gerald J. Lenhard, Louisiana State University, Bugwood.org	Elm Leaf Beetle	Elm Leaf Beetle
Andrew J. Boone, South Carolina Forestry Commission, Bugwood.org	Elm Eriophyid Mite	Elm Eriophyid Mite