Tolerance of San Jose scale to sprays
By: by A.L. Melander.
Series: Bulletin / State College of Washington. Agricultural Experiment Station -- no. 174.; Bulletin (State College of Washington. Agricultural Experiment Station) -- no. 174.
Publisher: State College of Washington, Agricultural Experiment Station
Published: 1923
Place of publication: Pullman, Wash
Language: eng
Number of pages: 52
Subjects: San José scale -- Insecticide resistance
Notes: Cover title.