TY  - BOOK
AU  - Gupta, P. K,
TI  - A Handbook of Soil, Fertilizers and nature
SN  - 8177541528
U1  - 631.8 
PY  - 2003///
CY  - Jodhpur
PB  - Agrobios (India)
KW  - Soil, Fertilizers and nature
ER  -