Why grow certified seed?
By: prepared by Harold Youngberg.
Contributors: Oregon State University. Cooperative Extension Service.
Series: FS -- 66.; Fact sheet (Oregon State University. Cooperative Extension Service) -- 66.
Publisher: Oregon State University, Cooperative Extension Service
Published: 1964
Place of publication: [Corvallis, OR]
Language: eng
Subjects: Grasses -- Seeds -- Certification -- Oregon.; Legumes -- Seeds -- Certification -- Oregon.
Notes: Caption title.

"March 1964."