Bark-beetles infesting the Douglas fir
By: by Willard Joseph Chamberlin.
Series: Station bulletin / Oregon Agricultural College Experiment Station -- 147.; Station bulletin (Oregon Agricultural College.  Experiment Station) -- 147.
Publisher: Oregon Agricultural College Experiment Station
Published: 1918
Place of publication: Corvallis, Ore
Language: eng
Number of pages: 40
Subjects: Bark beetles.; Douglas fir -- Diseases and pests.
Notes: Cover title.