TY  - BOOK
AU  - Palaniappan, S. P.,
TI  - Cropping Systems in the Tropics : Principles and Management
SN  - 0852267126
U1  - 633 
PY  - 1985///
CY  - New Delhi
PB  - Wiley Eastern Ltd.
KW  - Crop Management
KW  - Field & plantation crops
ER  -