TY - BOOK TI - Studies on the physicochemical conditions of water and soil of six fish ponds at fisheries research Institute in Mymensingh and the interrelation ships among them U1 - 639.3 PY - 1997/// CY - Dhaka PB - University of Dhaka KW - Fish Culture N1 - Thesis (MS )--Department of Zoology, University of Dhaka, Session : 1993-94; Includes bibliographical references ER -