TY  - BOOK
AU  - Ed. Heikki M.T.Hokkanen; James M. Lynch
TI  - Biological control:benefits and risks [Plant and microbial biotechnology research series:4]
U1  - ddc632.96 BIO/HEI 
PY  - 2003///
CY  - UK
PB  - Cambridge Univ.Press
N1  - C.No.1
ER  -