Narayanan T Sterols in managrove sediments of the cochin estuary (Thesis) T. Narayanan; guided by N. Chandramohanakumar - Kochi Department of Chemical oceanography, CUSAT 2006 - 153p. Thesis Subjects--Index Terms: Mangrover Estuarine land - cochin Mangrove ecosystem Universal Decimal Class. No.: 581.526.53(252.47) (540.69) / NAR T