A situation report
Subtitle: the wheat stem sawfly
Series: ARS -- 22-13; ARS (Series) (United States. Agricultural Research Service) -- 22-13.
Publisher: U.S. Dept. of Agriculture, Agricultural Research Service
Published: 1955
Place of publication: [Washington, D.C.]
Language: eng
Subjects: Cephus cinctus; Wheat; Diseases and pests; Control
Other titles: Wheat stem sawfly
Notes: Cover title.

"April 1955."