TY  - GEN
AU  - Hill, D S
AU  - Waller, J M
TI  - Pests and diseases of tropical crops V. 1 principles and methods of control
T2  - Intermediate tropical agricultural series
SN  - 0 582 60614 4
U1  - 633.089 309 13 HIL 
CY  - London, Longman
KW  - Tropical crops Diseases and pests
ER  -