Information on U.S. and Canadian biological control programs using natural enemies and other beneficial organisms
By: Agricultural Research Service (ARS), U.S. Department of Agriculture ; [compiled by J.R. Coulson and J.H. Hogan].
Contributors: Coulson, J. R.; Hagan, J. H.; United States. Agricultural Research Service.
Publisher: U.S. Dept. of Agriculture, Agricultural Research Service
Published: 1985
Place of publication: Beltsville, Md
Language: eng
Number of pages: 95
Subjects: Biological control systems.; Agricultural pests -- Biological control -- United States.; Agricultural pests -- Biological control -- Canada.
Other titles: Biological control information document, ARS Biological Control Documentation Center.
Notes: "September 1985."

"Biological control information document, ARS Biological Control Documentation Center"--Cover.

Includes bibliographical references and indexes.