Spray program for apples and pears in the Willamette Valley
By: Extension Service, Oregon State University.
Contributors: Oregon State University. Extension Service.; Oregon State College. Federal Cooperative Extension Service.
Series: Extension circular -- 508, 677.; Extension circular (Oregon State College. Federal Cooperative Extension Service) -- 508.; Extension circular (Oregon State University. Extension Service) -- 677.
Publisher: The Service
Published: 1948
Place of publication: Corvallis
Language: eng
Number of pages: 20
Subjects: Apples -- Diseases and pests -- Control -- Oregon -- Willamette River Valley.; Pear -- Diseases and pests -- Control -- Oregon -- Willamette River Valley.; Spraying and dusting in agriculture -- Oregon -- Willamette River Valley.
Notes: 1948 ISSUE IN BOUND VOLUME COPY 2; 1950 REVISION IN BOUND VOLUME COPY 1.