TY  - BOOK
AU  - Gupta, P.K.
TI  - A handbook of soil, fertilizer and manure / (Acc: 2895)
SN  - 8177541528
U1  - 631.4 GUP 
PY  - 2004///
CY  - Jodhpur, India
PB  - Bharat Printing Press
ER  -