Author
United States. Forest Service
80
Geological Survey of Canada
24
United States Geological Survey
17
DNAG
15
United States. Bureau of Mines
15
Geological Society of America
13
NORTHEASTERN FOREST EXPERIMENT STATION
12
SHUBENACADIE-STEWIACKE RIVER BASIN BOARD
12
DECADE OF NORTH AMERICAN GEOLOGY
11
Northeastern Forest Experiment Station (Radnor, Pa.)
11
North Central Forest Experiment Station (Saint Paul, Minn.)
10
Canadian Forest Industries Council
9
Northeastern Research Station
9
Nova Scotia Department of Mines and Energy
8
United States Department of Agriculture. Forest Service
8
United States. Department of Agriculture
8
Graham, D. P.
7
INTERMOUNTAIN FOREST AND RANGE EXPERIMENT STATION
7
PACIFIC NORTHWEST RESEARCH STATION
7
Canada/United States Spruce Budworms Program
6
ENERGY, MINES AND RESOURCES CANADA
6
Gottschalk, Kurt W.
6
ROCKY MOUNTAIN FOREST AND RANGE EXPERIMENT STATION
6
UNITED STATES DEPARTMENT OF THE INTERIOR
6
Geological Association of Canada
5
Giancola, Diane
5
INTERMOUNTAIN RESEARCH STATION
5
MARITIME RESOURCE MANAGEMENT SERVICE
5
Mineralogical Association of Canada
5
Nova Scotia Department of Lands and Forests
5
Pe-Piper, G.
5
Piper, D. J. W.
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
Birdsey, Richard A.
4
Canadian Forest Service
4
Canadian Wildlife Service
4
Duda, M. D.
4
Geological Association of Canada, Mineralogical Association of Canada, JOINT ANNUAL MEETING HALIFAX, NOVA SCOTIA
4
Herzstein, R. E.
4
IEA Coal Research
4
IGWG
4
International Energy Agency
4
MEND
4
MINE ENVIRONMENT NEUTRAL DRAINAGE PROGRAM
4
Mackay, B. R.
4
Mitsch, William J.
4
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