TY  - BOOK
AU  - HILL S. D.
TI  - PESTS AND DISEASES OF TROPICAL  CROPS VOLUME 1:PRINCIPLES AND METHODS OF CONTROL
SN  - 0-582-60614-4
AV  - 632.0913/HIL 5
U1  - 632.0913/HIL 
PY  - 1982///
CY  - LONDON
PB  - LONGMAN
ER  -