Davies, Ronald W.Wicklum, Daniel Daly2005-07-292005-07-2919940612032337http://hdl.handle.net/1880/29750Bibliography: p. 77-88.viii, 88 leaves ; 30 cm.engUniversity of Calgary graduate students retain copyright ownership and moral rights for their thesis. You may use this material in any way that is permitted by the Copyright Act or through licensing that has been assigned to the document. For uses that are not allowable under copyright legislation or licensing, you are required to seek permission.QL 391 A6 W53 1994Leeches - Ecology - AlbertaLeeches - Effect of stress on - AlbertaCadmium - Toxicity testingWater - Pollution - Toxicologymaster thesis10.11575/PRISM/11650QL 391 A6 W53 1994