Spray gun versus rod and dust in apple orchard pest control
By: by Leroy Childs.
Series: Station bulletin / Oregon Agricultural College Experiment Station -- 171.; Station bulletin (Oregon Agricultural College.  Experiment Station) -- 171.
Publisher: Oregon Agricultural College Experiment Station
Published: 1920
Place of publication: Corvallis, Ore
Language: eng
Number of pages: 46
Subjects: Codling moth -- Control.; Spraying and dusting in agriculture.
Notes: Cover title.