00716nam a22001937a 4500 BD-DhUL 20151118130551.0 151118s2011 bg a|||| m||| 00| 0 eng d BD-DhUL BD-DhUL 598.41 DAE Das, Ananda Kumar Ecology and breeding biology of the spotbill duck, Anas poecilorhyncha J, R. Forstar of the Jamuna river / Ananda Kumar Das [PhD Thesis] Dhaka : University of Dhaka, 2011. xiv, 181 [21] p. : ill (some col.) ; 30 cm. Thesis (Ph. D.) -- Department of Zoology, University of Dhaka, 2007-08. Includes bibliographical references Ducks ddc REF 43243 43243 0 0 ddc 0 598_410000000000000_DAE 1 REF 70178 DUSL DUSL REF 2015-11-18 Gift 598.41 DAE 449698 2015-11-18 2 2015-11-18 REF 0 0 ddc 0 598_410000000000000_DAE 1 REF 70179 DUSL DUSL REF 2015-11-18 Gift 598.41 DAE 449697 2015-11-18 1 2015-11-18 REF