An introduction to biological control. 2026-02-15T21:49:57+03:00 DEBUG: VuFind\ILS\Driver\Folio: Token taken from global cache: eyJhbGciOiJIUzI1NiJ9.eyJzdWIiO... - Van den Bosch, Robert; Gutierrez, A. P.; Messenger, P. S. (Plenum, 1985)