Tumuhimbise, Gaston Ampek. Microstructure and β-carotene bio accessibility of processed and st ored orange-fleshed sweetpotatoes (Ipomoea Batatas (L) LAM) / by Gas ton Ampek Tumuhimbise. - Kampala, 2011. - xvii, 136 p. : ill. ; 30 cm. Unpublished thesis (PhD) - Makerere University, 2011. Includes bibliographical references (p. 114-136). Subjects--Topical Terms: Beta carotene.Sweet potatoes.Sweet potatoes--Storage. Dewey Class. No.: 641.3522