Witchweed
Series: ARS -- 22-41; ARS (Series) (United States. Agricultural Research Service) -- 22-41.
Publisher: Agricultural Research Service, United States Department of Agriculture
Published: 1957
Place of publication: [Washington, D.C.]
Language: eng
Number of pages: 17
Subjects: Witchweeds
Notes: Title from cover.

"June 1957."

"ARS special report."