Blackberry culture
By: prepared by R. Ralph Clark.
Contributors: Oregon State University. Cooperative Extension Service.
Series: FS -- 67.; Fact sheet (Oregon State University. Cooperative Extension Service) -- 67.
Publisher: Oregon State University, Cooperative Extension Service
Published: 1964
Place of publication: [Corvallis, OR]
Language: eng
Subjects: Blackberries -- Oregon -- Willamette River Valley.
Notes: Caption title.

"April 1964."