Mushi, J.S. The economics of cotton production and extension techniques in Ukere we Island / by J.S. Mushi. - Kampala : Makerere University, 1964. - 37 p. : ill., tables, graphs ; 35 cm. Dissertation (BSc. Agric.) - Makerere University, Faculty of Agricul ture, 1964. Includes bibiographical references and index. Subjects--Topical Terms: Cotton --Economic aspects --Tanzania -- Ukerewe Island.--Tanzania --Ukerewe Island.----Agricultural extension work --Economic aspects --Ukerewe Island.-- Ukerewe Island.--Tanzania --Ukerewe Island.---- Dewey Class. No.: 633.51