TY  - BOOK
AU  - S P Palaniappan
AU  -  Sivaraman
TI  - Cropping Systems in the tropics,Ed2
SN  - 0000096192
U1  - 624 
PY  - 1996///
CY  - New Delhi
PB  - New Age
KW  -  Management
KW  -  Principles
KW  -  Systems
KW  -  tropics,Ed2
KW  - Civil engineering(624)
KW  - Cropping
ER  -