Cover title. Includes appendices. Bibliography: pages 26-28.
Series:
USDA Forest Service general technical report PNW ; 37 United States. Pacific Northwest Forest and Range Experiment Station, Portland, Oreg. USDA Forest Service general technical report PNW ; 37.
OCLC:
(OCoLC)2229218
Locations:
OVUX522 -- University of Iowa Libraries (Iowa City)
This resource is supported by the Institute of Museum and Library Services under the provisions of the Library Services and Technology Act as administered by State Library of Iowa.