Survey of hardwood defoliation in the Turtle Mountains, North Dakota
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Author
Contributions
- United States. Forest Service. Northern Region. State & Private Forestry. - Contributor
Publication
1973 - USDA Forest Service, Northern Region, State & Private Forestry, Missoula, Mont, Montana
Language
English
Description
A looper, probably the Bruce spanworm, Operophtera bruceata (Hulst), defoliated more than 15,650 acres of quaking aspen in the Turtle Mountains of North Dakota in the spring of 1973.
Subjects
Topics
HardwoodsDefoliationOperophteraDiseases and pestsDefoliation -- North Dakota -- Turtle MountainsOperophtera -- North Dakota -- Turtle MountainsHardwoods -- Diseases and pests -- North Dakota -- Turtle Mountains
Places
North DakotaTurtle Mountains
Series Statement
- Insect disease report
- Report -- no. 73-19.
- Report (United States. Forest Service. Northern Region) -- no. 73-19.
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