The food of orchard birds with special reference to the pear psylla
By: T.T. Odell
Series: Bulletin / New York State Agricultural Experiment Station -- no. 549; Bulletin (New York State Agricultural Experiment Station) -- no. 549
Publisher: New York State Agricultural Experiment Station
Published: 1927
Place of publication: Geneva, N.Y
Language: eng
Number of pages: 19
Subjects: Psylla; Biological control; Beneficial birds; Birds; Food
Notes: Cover title.

"December, 1927."

Includes bibliographical references.