Author
United States. Forest Service
80
Geological Survey of Canada
25
United States Geological Survey
17
DNAG
15
United States. Bureau of Mines
15
Butler, Mark
13
Chiasson, Roland D.
13
Daury, Richard W.
13
Dean, Susan
13
Dietz, Sabine B.
13
Geological Society of America
13
MacKinnon, Nancy
13
NORTHEASTERN FOREST EXPERIMENT STATION
12
DECADE OF NORTH AMERICAN GEOLOGY
11
Northeastern Forest Experiment Station (Radnor, Pa.)
11
North Central Forest Experiment Station (Saint Paul, Minn.)
10
Novaczek, Irene
10
Canadian Forest Industries Council
9
Northeastern Research Station
9
ENERGY, MINES AND RESOURCES CANADA
8
United States Department of Agriculture. Forest Service
8
United States. Department of Agriculture
8
Canadian Forest Service
7
Environment Canada
7
Graham, D. P.
7
INTERMOUNTAIN FOREST AND RANGE EXPERIMENT STATION
7
Nova Scotia Department of Mines and Energy
7
PACIFIC NORTHWEST RESEARCH STATION
7
Canada/United States Spruce Budworms Program
6
Canadian Forestry Service
6
Gottschalk, Kurt W.
6
ROCKY MOUNTAIN FOREST AND RANGE EXPERIMENT STATION
6
UNITED STATES DEPARTMENT OF THE INTERIOR
6
Giancola, Diane
5
IGWG
5
INTERMOUNTAIN RESEARCH STATION
5
Magasi, Laszlo P.
5
Maritimes Forest Research Centre
5
Society of American Foresters
5
UNITED STATES DEPARTMENT OF AGRICULTURE
5
UNITED STATES FISH AND WILDLIFE SERVICE
5
United States. Cooperative State Research Service
5
AMERICAN SOCIETY FOR SURFACE MINING AND RECLAMATION AND THE CANADIAN LAND RECLAMATION ASSOCIATION, ANNUAL MEETING PROCEEDINGS OF A CONFERENCE PITTSBURGH, PENNSYLVANIA
4
Atlantic Geoscience Society
4
Birdsey, Richard A.
4
Canadian Wildlife Service
4
Duda, M. D.
4
Herzstein, R. E.
4
IEA Coal Research
4
INTERGOVERNMENTAL WORKING GROUP ON THE MINERAL INDUSTRY
4
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