Growth and yield records from well-stocked stands of Douglas-fir
Subtitle: a summary of data and analyses resulting from the oldest permanent growth plots in the Pacific Northwest
By: by R.L. Williamson.
Series: U.S. Forest Service research paper PNW -- 4.
Publisher: Pacific Northwest Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture
Published: 1963
Place of publication: Portland, Or
Language: eng
Number of pages: 24
Subjects: Douglas fir -- Northwest, Pacific -- Statistics.
Genres: Statistics.
Notes: Bibliography: p. 23-24.