Agents for biological control of purple nutsedge, Cyperus rotundus L.
Subtitle: the genus Bactra Stephens (Lepidoptera : Tortricidae : Olethreutinae) as a major source, with emphasis on the biology and potential use of Bactra verutana Zeller
By: by Kenneth E. Frick.
Contributors: United States. Agricultural Research Service.
Series: ARS -- 23.; ARS (Series) (United States. Agricultural Research Service) -- 23.
Publisher: U.S. Dept. of Agriculture, Agricultural Research Service
Published: 1985
Place of publication: [Washington, D.C.?]
Language: eng
Number of pages: 36
Subjects: Nutgrass -- Control.; Cyperus.; Purple nutsedge -- Biological control.; Weeds -- Biological control.
Notes: "November 1985"--cover.

Bibliography: p. 33-36.