western pine bark-beetle
Subtitle: a serious pest of western yellow pine in Oregon
By: by Willard J. Chamberlin.
Series: Station bulletin / Oregon Agricultural College Experiment Station -- 172.; Station bulletin (Oregon Agricultural College.  Experiment Station) -- 172.
Publisher: Oregon Agricultural College Experiment Station
Published: 1920
Place of publication: Corvallis, Ore
Language: eng
Number of pages: 30
Subjects: Western pine beetle -- Control -- Oregon.
Notes: Cover title.