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By: Evenden, James C., - United States. Bureau of Entomology and Plant Quarantine.
Edition:
Publication info: [Washington, D.C.], United States Bureau of Entomology and Plant Quarantine, Division of Forest Insect Investigations, 1938
Volume: 1938
Series:
Holding Institution: U.S. Department of Agriculture, National Agricultural Library
Subjects: Control Douglas fir beetle Environmental conditions Insect pests Mountain pine beetle Rocky Mountains Western pine beetle White pine weevil
BHL Collections:
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By: Evenden, James C., - United States. Bureau of Entomology and Plant Quarantine.
Edition:
Publication info: [Washington, D.C.], United States Bureau of Entomology and Plant Quarantine, Division of Forest Insect Investigations, 1939
Volume: 1939
Series:
Holding Institution: U.S. Department of Agriculture, National Agricultural Library
Subjects: Control Douglas fir beetle Idaho Insect pests Montana Mountain pine beetle Timber Western pine beetle White pine weevil
BHL Collections:
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By: Evenden, James C., - United States. Bureau of Entomology and Plant Quarantine.
Edition:
Publication info: [Washington, D.C.], United States Bureau of Entomology and Plant Quarantine, Division of Forest Insect Investigations, 1940
Volume: 1940
Series:
Holding Institution: U.S. Department of Agriculture, National Agricultural Library
Subjects: Control Douglas fir beetle Idaho Insect pests Montana Mountain pine beetle Timber Western pine beetle White pine weevil
BHL Collections:
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By: Wright, Kenneth H. - Harvey, G. M. (George Mather),
Edition:
Publication info: Portland, Or, Pacific Northwest Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1967
Volume: no.50
Series:
Holding Institution: U.S. Department of Agriculture, National Agricultural Library
Subjects: Diseases and pests Douglas fir Douglas fir beetle Oregon Washington (State)
BHL Collections: