TY  - BOOK
AU  - 
TI  - Cropping and farming system
SN  - 8177542052
AV  - S602.5 P11
U1  - S602.5 
PY  - 2006///
CY  - Jodhpur
PB  - Dr. Updesh Purohit for Agrobios
KW  -  
KW  - Sustainable agriculture -- India
ER  -