000 00274nam a2200109Ia 4500
100 _aSaxena, M. M.
942 _cBK
245 _aEnvironmental analysis water, soil and air
260 _aAgro Botanical Publishers, Bikaner
_c1987
082 _a614.71 Sax
300 _aviii,176p
999 _c66191
_d66191