TY - BOOK AU - Sreenivasan,A. ED - Reprinted from the Proceedings on National Institute of Sciences of India, vol.22,no.6, 1956. TI - The occurrence and activities of certain bacterial groups in off-shore marine environments of gulf of Mannar off Tuticorin PY - 1957/// CY - Madras PB - Director of Industries and Commerce KW - Biology KW - Botany N1 - Includes bibliographical references and index ER -