TY  - BOOK
AU  - DeBach,Paul
AU  - Rosen,David
TI  - Biological control by natural enemies
SN  - 0521391911 (hardback)
AV  - SB933.3 .D43 1991
PY  - 1991///
CY  - Cambridge, [England], New York
PB  - Cambridge University Press
KW  - Insect pests
KW  - Biological control
KW  - Weeds
KW  - Agricultural pests
UR  - http://www.loc.gov/catdir/description/cam024/90002388.html
UR  - http://www.loc.gov/catdir/toc/cam029/90002388.html
ER  -