TY  - BOOK
AU  - BISWAS, A K et al.
TI  - Nitrate contamination of groundwater in some heavily fertilized and intensively cultivated districts of India
U1  - 556.388(540) 
PY  - 2010///
CY  - Indian Institute of Soil Science
PB  - Bhopal
KW  - Groundwater samples
ER  -