Bakyayita, Grace Kizito Evaluation of the levels of heavy metal pollutants in the soils and selected food crops from the Lubigi wetland system, Kampala / Bakyay ita Grace Kizito - Kampala, 2009 - xiv, 105p. : ill., col., maps ; 30 cm Unpublished thesis (M.Sc., Chem.) - Makerere University, 2009 Includes bibliographical references (p.94 99) Subjects--Topical Terms: Soils-- Heavy metal content Dewey Class. No.: 631.43