Biological control programs
Subtitle: plant protection laboratories
Series: Program aid -- 1541; Program aid (United States. Department of Agriculture) -- no. 1541.
Publisher: U.S. Dept. of Agriculture, Animal and Plant Health Inspection Service
Published: 1995
Place of publication: Washington, D.C.?]
Language: eng
Subjects: Pests; Biological control; Agricultural pests; Control; Protection of Plants
Notes: Cover title.

"Issued October 1995"--P. [7].

Includes bibliographical references (p. [7]).

Also available on the Internet.