Douglas-fir seed dispersal in Northwestern California
By: by Douglass F. Roy.
Contributors: Pacific Southwest Forest and Range Experiment Station (Berkeley, Calif.)
Series: Technical paper -- no. 49.; Technical paper (Pacific Forest and Range Experiment Station (Berkeley, Calif.)) -- no. 49.
Publisher: U.S. Dept. of Agriculture, Forest Service, Pacific Southwest Forest and Range Experiment Station
Published: 1960
Place of publication: Berkeley, Calif
Language: eng
Number of pages: 22
Subjects: Douglas fir -- Seeds -- Dispersal -- California, Northern.
Notes: "July 1960."