TY  - BOOK
AU  - S.S. Mukhopadhyay
AU  -  M.S. Brar  P. Sharma
TI  - Balanced Fertilization for Sustaining Crop Productivity 
SN  - 3-9523243-2-5
U1  - 631.83 
PY  - 2006///
CY  - Horgen
PB  - International Potash Institute
ER  -