00402nam a2200145 a 450000500170000000800410001702000150005804100080007308200120008110000180009324500660011126400370017730000260021465000160024020260717091251.0260717s1987    ii            000 0 eng d  a8185031223  aeng04a589.9091 aSaxena, M. M.10aEnill.ronmental Analysis water,soil, and air /cSaxena, M. M. 1aBikaner :bAgro Botanica,c1987.  a176 p. : ill ; 23 cm. 4aMicrobilogy