Guidelines for log grading Coast Douglas-fir
By: by Paul H. Land, Richard O. Woodfin, Jr
Contributors: Woodfin, Richard O., jt. auth; Pacific Northwest Forest and Range Experiment Station (Portland, Or.); United States. Forest Service
Series: USDA Forest Service research paper PNW -- 218
Publisher: Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station
Published: 1977
Place of publication: Portland, Or
Language: eng
Number of pages: 14
Subjects: Douglas fir -- Grading