TY  - GEN
AU  - Chattopadhya , S.B.
TI  - Principles and procedures of plant protection
SN  - 8120402022
U1  - 632.9 
PY  - 2000///
CY  - India
PB  - Oxferd 
KW  - AGRICULTURE
KW  - PLANYT SCIENCE
ER  -