TY  - GEN
AU  - Martin , Hubert
AU  - Woodcock , David
TI  - The scientific principles of crop protection 
SN  - 8123904029
U1  - 631.5 
PY  - 1983///
CY  - New Delhi
PB  - CBS 
KW  - CROP PROTECTION AGRICULTURE
KW  - CROP PROTECTION
ER  -