Kigonya, Jackson. Using culvert's formula to determine culvert sizes under varying con ditions of vegetation cover and slope : a study of Nyabyeya Hill Pla ntation Forest / Jackson Kigonya. - Kampala : Makerere University, 1996. - xiii, 124 p. : ill. ; 30 cm. Dissertation (BSc. For.) - Makerere University, 1996. Includes bibliographical references. Subjects--Topical Terms: Culverts.-------- Dewey Class. No.: 625.7342