Eric Toensmeier
Hamlyn G Jones
Sean McCann
L. H. Bailey
Elizabeth M. Strange
Ontario Forest Research Institute. Vegetation Management Alternatives Program.
Willamette National Forest (Or.)
Susan G. Conard
Michael D. Cain
Michael D Cain
James O. Luken
Rosemary Gladstar
Philip M. McDonald
Philip M McDonald
Leigh H. Fredrickson
Richard Wiswall
United States. Forest Service
Unknown Author
American Association of State Highway and Transportation Officials. Subcommittee on Maintenance