Author
Canadian Forest Service
3
Kucera, Daniel R.
3
United States. Forest Service
3
Hawksworth, F. G.
2
Shaw, C. G.
2
Taylor, Robert Gay, 1940-
2
Buech, R. R.
1
Canada. Canadian Forestry Service
1
Canada/United States Spruce Budworms Program
1
Ginzel, Matthew D
1
Hauer, G.
1
Luckert, M. K.
1
Lynch, Ann M.
1
Michler, Charles H
1
PACIFIC NORTHWEST FOREST AND RANGE EXPERIMENT STATION
1
ROCKY MOUNTAIN FOREST AND RANGE EXPERIMENT STATION
1
Symposium on Ash in North America Purdue University)
1
Taylor, Robert G.
1
United States Department of Agriculture. Forest Service
1
United States. Cooperative State Research Service
1
United States. Forest Service. Northern Research Station
1
Williamson, T.
1
Witter, John A.
1