TY  - BOOK
AU  - Debach, Paul
TI  - Biological control by natural enemies
SN  - 0521098351
U1  - 632.96 21st ed.
PY  - 1979///
CY  - London
PB  - Cambridge University Press
KW  - Bacterial insecticides
KW  - Biological control
KW  - Pest control
N1  - Bibliography: p. 299-323 includes index
ER  -