Author
United States. Forest Service
76
Northeastern Forest Experiment Station (Radnor, Pa.)
18
NORTHEASTERN FOREST EXPERIMENT STATION
16
Northeastern Research Station
12
United States. Forest Service. Northern Research Station
11
Northeastern Forest Experiment Station
9
ROCKY MOUNTAIN FOREST AND RANGE EXPERIMENT STATION
8
SUNY College of Environmental Science and Forestry
8
The Pennylsvania State University
8
United States Department of Agriculture. Forest Service
8
University of Massachusetts
8
Mansfield Univsersity
7
United States. Department of Agriculture
7
University of New Hampshire
7
Westfield State College
7
Gottschalk, K. W.
6
Gottschalk, Kurt W.
6
Michigan State University
6
PACIFIC NORTHWEST RESEARCH STATION
6
Pacific Northwest Research Station (Portland, Or.)
6
Rocky Mountain Forest and Range Experiment Station (Fort Collins, Colo.)
6
West Virginia University
6
Fosbroke, Sandra L.C.
5
New York State Office of Parks, Recreation, and Historic Preservation
5
North Central Forest Experiment Station (Saint Paul, Minn.)
5
Northeastern recreation research symposium Bolton Landing, New York)
5
Northeastern recreation research symposium Saratoga Springs, New York)
5
Society of American Foresters, Recreation Working Group
5
United States. Forest Service. Northeastern Research Station
5
University of Vermont
5
INTERMOUNTAIN RESEARCH STATION
4
Liebhold, A. M.
4
Pacific Southwest Forest and Range Experiment Station (Berkeley, Calif.)
4
Canada/United States Spruce Budworms Program
3
Donnelly, Maureen P.
3
Forest Products Laboratory (U.S.)
3
Graefe, Alan R.
3
Hawksworth, F. G.
3
Intermountain Research Station (Ogden, Utah)
3
Lyndon State College
3
More, Thomas A.
3
National Society for Park Resources
3
New Hampshire Division of Parks and Recreation
3
Pacific Northwest Forest and Range Experiment Station (Portland, Or.)
3
Rogers, Ann M.
3
Tritton, Louise M.
3
UNITED STATES DEPARTMENT OF AGRICULTURE
3
United States Department of Agriculture, Forest Service, Pacific Northwest Research Station
3
United States Forest Service, Northeastern Research Station
3
Vaske, Jerry J.
3
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