Douglas-fir seedlings planted by four methods
Subtitle: results after 10 years
By: R. O. Strothmann.
Contributors: Pacific Southwest Forest and Range Experiment Station (Berkeley, Calif.)
Series: USDA Forest Service research note PSW ; 310; Research note PSW -- 310.
Publisher: U.S. Dept. of Agriculture, Forest Service, Pacific Southwest Forest and Range Experiment Station
Published: 1976
Place of publication: Berkeley, Calif
Language: eng
Subjects: Douglas fir.; Seedlings.; Tree planting -- California.
Notes: Table.

Bibliography: p. 4.