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1Published 1985“...USDA Forest Service, Southeastern Forest Experiment Station,...”
Book -
2Published 1977“...National Technical Information Service, U.S. Dept. of Commerce,...”
Book -
3Published 1971“...Northeastern Forest Experiment Station, Forest Service, U.S. Department of Agriculture,...”
Conference Proceeding Book -
4Published 1996“...Department of Agriculture, Forest Service, Pacific Northwest Research Station,...”
Book -
5Published 1995“...Dept. of Transportation, Federal Highway Administration, Research and Development, Turner-Fairbank Highway Research Center ; Available to the public through the National Technical Information Service,...”
Government Document Conference Proceeding Microfilm Book