Rai, Bharat . Trends in microbial exploitation / edited by Bharat Rai; R.S. Upadhyay; N.K. Dubey. - Varanasi : International Society for CNR , 1998 - 258p : ISBN: 81-7525-062-3 Subjects--Topical Terms: Soil microorganism Dewey Class. No.: G / N8