TY  - BOOK
AU  - Hill D S
TI  - Pests And Diseases Of Tropical Crops: Volume 1 Principles And Methods Of Control
SN  - 0582606144 (Pbk)
AV  - SB608.T7 HIL 1983 
PY  - 1988///
CY  - London
PB  -  Longman
ER  -