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Author: Pacific Northwest Research Station (Portland, Or.)
Institution
Subject
7
Trees Growth
5
Trees Diseases and pests
2
Forest management
2
Forest surveys
2
Forest thinning
2
Forests and forestry
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2
Timber
2
Trees Monitoring
2
Western hemlock
1
Abies grandis Diseases and pests
1
Bark beetles
1
Bark beetles Dispersal
1
Black bear Habitations
1
Conifers Diseases and pests
1
Conifers Effect of fires on
1
Dead trees
1
Douglas fir
1
Douglas fir Growth
1
Douglas fir Moisture
1
Ecological disturbances
1
Fir Diseases and pests
1
Forest insects
1
Lodgepole pine
1
Lodgepole pine Spacing
1
Ponderosa pine Spacing
1
Red alder
1
Site index (Forestry)
1
Spruce bark beetles
1
Spruce beetle Dispersal
1
Tree crops Fertilizers
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Author
Pacific Northwest Research Station (Portland, Or.)
3
Holsten, Edward H. 1944-
3
Werner, Richard A. 1936-
2
Curtis, Robert O.
2
Donnegan, Joseph A.
2
Seidel, Kenneth W.
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1
Bell, John F. 1924-2019
1
Biles, Frances E.
1
DeBell, Dean S.
1
Filip, Gregory M.
1
Geist, J. Michael
1
Hagle, Susan K.
1
Harrington, Constance A.
1
Hazard, John W.
1
Hoyer, Gerald E.
1
Lambert, Michael B.
1
Lowell, Eini C.
1
Marshall, David D.
1
McClellan, Michael H.
1
Parks, Catherine G.
1
Pong, W. Y.
1
Radwan, M. A., 1926-2008
1
Schwandt, John W.
1
Sorensen, Frank C.
1
Swanzy, Jon D.
1
Tappeiner, John C., II
1
Waddell, Dale R.
1
Wilcox, J. E.
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