TY  - BOOK
AU  - Palaniappan, S.P.
AU  - Sivaraman, K.
TI  - Cropping systems in the tropics: Principles and management
SN  - 812240667x
U1  - 631.587 P 11 C 
PY  - 2006///
CY  - New Delhi
PB  - New Age International
KW  - Crops
ER  -