Gallery of Pests - Dutch Elm Disease
Nature Conservancy. Don't Move Firewood.
Invasive Species Compendium - Ophiostoma novo-ulmi
See also: Ophiostoma ulmi
Delivering Alien Invasive Species Inventories for Europe (DAISIE): Species Factsheet - Ophiostoma
European Commission. Sixth Framework Programme.
Global Invasive Species Database - Ophiostoma ulmi sensu lato (fungus)
IUCN. Species Survival Commission. Invasive Species Specialist Group.
Invaders Factsheet: Dutch Elm Disease
Ontario's Invading Species Awareness Program (Canada).
Forest Health Protection - Dutch
USDA. FS. Northeastern Area.
How to Identify
and Manage Dutch Elm Disease
USDA. FS. Northeastern Area State and Private Forestry.
Forest Invasive Alien Species - Dutch Elm Disease
Natural Resources Canada. Canadian Forest Service.
Dutch Elm Disease
Alberta Agriculture and Rural Development (Canada).
Pests and Diseases Resources - Dutch Elm Disease
Forestry Commission (United Kindom). Forest Research.
Plant Diseases - Dutch Elm Disease
Minnesota Department of Agriculture.
Invasives - Dutch Elm Disease
South Dakota Department of Agriculture. Division of Resource Conservation and Forestry.
Elm Disease: Elm Tree Protection Program (PDF | 722 KB)
City of Seattle (Washington). Seattle Transportation.
Plant Disease Diagnostic Clinic - Dutch
Elm Disease (PDF | 333 KB)
Cornell University (New York).
See also: Clinic Factsheets for more diseases
Current Pests & Diseases: Dutch Elm Disease
Kansas State University. Kansas Forest Service.
Dutch elm disease - Ophiostoma ulmi (Jan
2016; PDF | 355 KB)
Kansas State University. Research and Extension.
See also: Common Plant Problems in Kansas for more fact sheets
University of Massachusetts Extension. Landscape, Nursery, and Urban Forestry
IPM Scouting in Woody Landscape Plants - Dutch Elm Disease
Michigan State University. Integrated Pest Management Program.
See also: IPM Scouting in Woody Landscape Plants for more pests and diseases
Trees and Shrubs - Dutch Elm Disease
University of Minnesota Extension.
North Carolina State University. Plant Pathology Extension.
Dutch Elm Disease in North Dakota: A New Look
North Dakota State University Agriculture and University Extension.
Elm Disease and Its Control (PDF | 1.24 MB)
Oklahoma State University. Oklahoma Cooperative Extension Service.
See also: Plant Diseases-Topical for more fact sheets
Pacific Northwest Plant Disease Management Handbook - Elm (Ulmus spp.) - Dutch Elm Disease
Oregon State University. Extension Service.
Utah Pests Fact Sheet - Elm Bark Beetles and Dutch Elm Disease (Sep 2011; PDF | 534 KB)
Utah State University Extension; Utah Plant Pest Diagnostic Laboratory.
See also: Insects - Landscape Ornamentals for more fact sheets
Plant Disease Lessons - Dutch
American Phytopathological Society.
Common Garden Pests and Problems - Dutch Elm Disease
Missouri Botanical Garden. William T. Kemper Center for Home Gardening. Integrated Pest Management.
Help With Diseases - Dutch Elm Disease
Morton Arboretum (Illinois).