Table 2 Soil types and soil erodibility in the northern catchment of Lake Tana
Dominant Soil type (FAO, 1990) | USDA Soil Textural class | Organic matter content (%) | K-factor (t ha h ha−1MJ−1 mm−1) | Area ha (%) | Associated soils and inclusions |
|---|---|---|---|---|---|
Eutric Leptosols (LPe) | Loam (coarse) | 1.2384 | 0.34 | 1195 (0.4) | NTu, LVh, LPq |
Lithic Leptosols (LPq) | Clay loam (medium) | 0.6708 | 0.33 | 82,925 (28.4) | LPe, CMe, NTu, LVx, VRe |
Eutric vertisols (VRe) | Clay (medium) | 1.8404 | 0.24 | 111,166 (38) | FLe, NTu, LVh, LPq |
Humic Nitisols (NTu) | Clay (fine) | 4.2140 | 0.21 | 15,721 (5.4) | VRe |
Chromic Luvisols (LVx) | Sandy clay loam (fine) | 1.0836 | 0.20 | 21,602 (7.4) | VRe, LPq |
Haplic Luvisols (LVh) | Sandy clay loam (medium) | 1.0320 | 0.20 | 59,621 (20.4) | VRe |