Thermoperiods and soil temperatures as they affect growth and dormancy of Douglas-fir seedlings of different geographic origin
By: Denis P. Lavender and W. Scott Overton.
Contributors: Overton, W. Scott.; Oregon State University. Forest Research Laboratory.
Series: Research paper -- 13.; Paper / Oregon State University, Forest Research Laboratory -- 707.; Research paper (Oregon State University. Forest Research Laboratory) -- 13.; Paper (Oregon State University. Forest Research Laboratory) -- 707.
Publisher: Oregon State University, School of Forestry, Forest Research Laboratory
Published: 1972
Place of publication: Corvallis
Language: eng
Number of pages: 26
Subjects: Douglas fir -- Growth.; Soil temperature.; Douglas fir -- Seedlings.
Notes: "August 1972."

Includes bibliographical references: (p. 23-26).