TY  - BOOK
AU  - Hooper,G.
AU  - Robinson,A.S.
TI  - Aphids: their biology, natural enemies, and control 
SN  - 0444427635
U1  - 632.752 22
PY  - 1989///
CY  - New York
PB  - Elsevier
KW  - Aphids
KW  - Entomology
KW  - Control
KW  - Biological control
N1  - Includes bibliographies and index
ER  -