Isabirye, Dan. Major digestive enzymes in manure-processing and burrowing earthworm s [microfilm] / by Dan Isabirye. - Kampala, Uganda: Makerere University Library Microfilming Unit, 2002. - 3 titles on 1 microfilm reel; 16 mm. Thesis (M. Sc. Biochemistry) - Makerere University, 1997. Includes bibliographical references. Subjects--Topical Terms: Manures -- Uganda. Earthworms -- Manure -- Uganda.