00334nam a2200121Ia 450000500170000000800410001708200180005810000280007624500320010426000450013630000100018170000210019120260205055343.0260111s9999||||xx |||||||||||||| ||und||  a628.52  B469E  aBhattacharyya, Bimal C. 0aEnvironmental biotechnology  aNew DelhibOxford university pressc2007  a338p.  aBanerjee, Rintu/