Release and recovery of introduced parasites of the alfalfa weevil in eastern North America
By: [by Richard J. Dysart and William H. Day]
Contributors: Day, William H.; United States. Agricultural Research Service. Northeastern Region.
Series: Production research report ; no. 167; Production research report -- no. 167.
Publisher: U.S. Dept. of Agriculture, Agricultural Research Service, [Northeastern Region, Beneficial Insects Research Laboratory
Published: 1976
Place of publication: [Washington]
Language: eng
Number of pages: 61
Subjects: Alfalfa weevil -- Biological control -- North America.; Parasites -- North America.
Notes: Cover title.

Includes appendix.

Issued Aug. 1976.