Oregon limits of California tree seed collection zones
By: by D.F. Roy
Contributors: California Forest and Range Experiment Station
Series: Research note / California Forest and Range Experiment Station -- no. 93; Research note (California Forest and Range Experiment Station) -- no. 93.
Publisher: California Forest and Range Experiment Station
Published: 1955
Place of publication: Berkeley, Calif
Language: eng
Subjects: Seeds; Seed crops; Harvesting
Notes: "March 2, 1955"

Includes bibliographic references.