Yanda, Pius Zebhe Temporal and spatial variations of soil degradation in Mwisanga catchment, Kondoa, Tanzania - Stockholm: Stockholm University, 1995 - v,136p.: ill.; 29cm. ISBN: 91-7153-338-9 Subjects--Topical Terms: Soil degradationMwisanga catchmentKondoa, Tanzania LC Class. No.: THS EAF S625.T34Y36