Research Article
Soil-Landscape Modeling and Remote Sensing to Provide Spatial Representation of Soil Attributes for an Ethiopian Watershed
Table 1
Descriptive statistics of the soil attributes and site characteristics for soil observations.
| Variable | Minimum | Maximum | Mean | Mode | Std. deviation |
| Soil depth (cm) | 0 | 101 | 43.5 | 101 | 33.0 | Elevation (m) | 1954 | 2852 | 2252 | 2020 | 220 | Slope (%) | 2 | 90 | 34.8 | 30 | 23.3 | Stone cover at the surface (%) | 0 | 65 | 15.4 | 10 | 14.2 | Stone in the soil (%) | 0 | 73.8 | 17.4 | 0 | 13.2 | Clay content (%) | 11.6 | 67.8 | 28.6 | 20.3 | 12.6 | Silt content (%) | 4.0 | 49.8 | 34.0 | 39.8 | 7.7 | Sand content (%) | 14.6 | 72.6 | 37.3 | 42.6 | 9.3 | Organic matter (%) | 0.21 | 9.97 | 2.82 | 1.12 | 1.9 | Total nitrogen (%) | 0.03 | 9.06 | 0.26 | 0.22 | 0.6 | Available phosphorus (mg kg−1) | 0.5 | 97.2 | 14.1 | 4.5 | 15.3 | Bulk density (g cm−3) | 0.81 | 1.70 | 1.25 | 1.21 | 0.2 | pH | 5.34 | 7.98 | 6.72 | 6.62 | 0.41 | Erosion status | Low | Severe | — | Moderate | — | Erosion type | Sheet | Gully | — | Rill | — |
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