TY  - BOOK
AU  - Blackman, R. Land,
TI  -  Aphids on the world's crop: an identification guide
SN  - 047140260
AV  - SB945.P6.B5 1984 
PY  - 1984///
CY  - Chichester
PB  - John Wiley
KW  - Plant--lice--host plant
KW  - Field crops--disease & pest
ER  -