TY  - BOOK
AU  - Palaniappan , S.P
AU  - Sivaraman , K
TI  - Cropping systems in the tropics: principles and management
SN  - 812240667x
U1  - 631.58 
PY  - 1996///
CY  - New Delhi
PB  - New AGE International Limited
KW  - AGRICULTURE
KW  - CROPPING SYSTEM
ER  -