Author
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United States Department of Agriculture Forest Service Northeastern Experiment Station
1
United States Forestry Service
1
United States. Forest Service. Northeastern Research Station
1
University of Maine
1
University of Maine at Orono. School of Forest Resources
1
University of New Brunswick
1
Waddell, Karen L.
1
West, R. C.
1
Wiedenbeck, Janice K. 1958-
1
Zisa, Robert P.
1