The onion maggot
By: by A.L. Lovett.
Contributors: Oregon Agricultural College. Experiment Station.
Series: Station circular / Oregon Agricultural College, Experiment Station -- 37.; Station circular (Oregon Agricultural College. Experiment Station) -- 37.
Publisher: Oregon Agricultural College, Experiment Station
Published: 1923
Place of publication: [Corvallis, Or.]
Language: eng
Subjects: Onions -- Diseases and pests -- Oregon.
Notes: Cover title.