00290nam a2200109 a 450000500170000002000180001710000190003524500320005426000530008630000240013970000170016320251203111052.0  a9788179102299  aSinha, Rajiv K  aEnvironmental biotechnology  aJaipurbAavishkar Publishers, Distributorsc2008  axx,315p.c26cm.cHB  aSinha, Rohit