Two insect pests of the elm
By: by A.L. Melander.
Series: Bulletin / State College of Washington. Agricultural Experiment Station -- no. 74.; Bulletin (State College of Washington. Agricultural Experiment Station) -- no. 74.
Publisher: The State College of Washington, The Agricultural Experiment Station
Published: 1906
Place of publication: Pullman, Wash
Language: eng
Subjects: Elm -- Diseases and pests; Insect pests
Notes: Cover title.