Releases of beneficial organisms in the United States and Territories, 1981
By: [Jack R. Coulson, Audrey Carrell, and David L. Vincent].
Contributors: Carrell, Audrey.; Vincent, David L.; United States. Agricultural Research Service.
Series: Miscellaneous publication (United States. Dept. of Agriculture) -- 1464.
Publisher: U.S. Dept. of Agriculture, Agricultural Research Service
Published: 1988
Place of publication: [Beltsville, MD?]
Language: eng
Number of pages: 324
Subjects: Beneficial insects -- United States.; Weeds -- Biological control -- United States.; Insect pests -- Biological control -- United States.; Defesa Fitossanitaria
Notes: Cover title.

"Issued August 1988"--P. [2] of cover.

Includes bibliographical references.