Stereo photo series for quantifying forest residues in coastal Oregon forests : second-growth Douglas-fir--western hemlock type, western hemlock--Sitka spruce type, and red alder type / Roger D. Ottmar and Colin C. Hardy.
Imprint
Portland, Or. : U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station, Siuslaw National Forest, 1989.
"Developed by the Pacific Northwest Research Station, Fire and Air Resource Management Research Work Unit, in cooperation with the Siuslaw National Forest"--P. [2] of cover.
