000 00373nam a2200109Ia 4500
008 140205s9999 xx 000 0 und d
100 _aBiswas, A K et al.
245 _aNitrate contamination of groundwater in some heavily fertilized and intensively cultivated districts of India
260 _bIndian Institute of Soil Science
_aBhopal
_c2010
300 _a89
942 _2ddc
_cTR
999 _c5713
_d5713