Carrot, parsnip & parsley seed production in the Pacific Northwest
By: [prepared by W.R. Simpson ... [et al.]].
Contributors: Simpson, W. R.; Oregon State University. Extension Service.; Washington State University. Cooperative Extension.; University of Idaho. Cooperative Extension Service.; United States. Dept. of Agriculture.
Series: PNW -- 272.; PNW (Series) -- 272.
Publisher: University of Idaho Cooperative Extension Service, Washington State University Cooperative Extension, Oregon State University Cooperative Extension, and U.S. Dept. of Agriculture
Published: 1985
Place of publication: [Corvallis, Or.?]
Language: eng
Subjects: Carrots -- Northwest, Pacific; Parsnip -- Northwest, Pacific; Parsley -- Northwest, Pacific
Other titles: Carrot, parsnip and parsley seed production in the Pacific Northwest.
Notes: Caption title.

"A Pacific Northwest Extension publication."

"June 1985."

Bibliography: p. [4].