Douglas-fir in northern California
Subtitle: effects of shade on germination, survival, and growth
By: Rudolph O. Strothmann.
Contributors: Pacific Southwest Forest and Range Experiment Station (Berkeley, Calif.)
Series: Research paper PSW -- 84.
Publisher: Pacific Southwest Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture
Published: 1972
Place of publication: Berkeley, Calif
Language: eng
Number of pages: 10
Subjects: Douglas fir -- California; Fir -- California
Other titles: Douglas fir in northern California.
Notes: Includes bibliographical references (p. 10).