TY  - BOOK
AU  - Emden, H.F.Van., ed.
TI  - Aphid technology; with special reference to the study of aphids in the field
U1  - 595.75 L2 
PY  - 1972///
CY  - London
PB  - Academic Press
KW  - H.F.Van Emden
KW  - Plant-lice-Technique
ER  -