Information on U.S. biological control programs using natural enemies against insects, weeds and other pests
By: [compiled by J.R. Coulson and J.H. Hagan].
Contributors: Coulson, Jack R., 1931-; Hagan, J. H.; United States. Agricultural Research Service.
Publisher: Agricultural Research Service, U.S. Dept. of Agriculture
Published: 1984
Place of publication: [Beltsville, Md.]
Language: eng
Number of pages: 66
Subjects: Insect pests -- Biological control -- United States.; Weeds -- Biological control -- United States.
Notes: "September 1984."

Includes index.