00648cam a22001934a 4500008004100000020001500041100001700056245008300073260005600156300002500212440003100237500001800268650002300286650003200309650004000341650003200381700001900413050002200432040412s2004 njua sb 001 0 eng d a8122415105 aSingh, D. P.00aEnvironmental microbiology and biotechnology /cD. P. Singh and S. K. Dwivedi. aNew Delhi :bNew Age International (P) Ltd,cc2005. a(iv), 239 p.;bill.; 0aMethods in biotechnology ; aInclude index 0aMicrobial ecology.12aEnvironmental Microbiology.22aBacteriaxisolation & purification.22aMicrobiological Techniques.1 aDwivedi, S. K. 4aQR100b.E584 2004