TY - BOOK TI - Studies on the acute toxicity of urea and dimecron-100 scw and their mixtures of Nile Tilapia, Oreochromis niloticus (L.) U1 - 597.095492 PY - 1999/// CY - Dhaka PB - University of Dhaka, KW - Fishes KW - Bangladesh KW - Fish culture N1 - Thesis (MS )--Department of Zoology, University of Dhaka, Session : 1995-1996; Includes bibliographical references ER -