Table 1.
Mean ± S.E of soil physical properties on different cultivated land management practices and slope gradients in the Korekore Watershed.
| Factors | Attribute of factors | Particle size distribution (%) | Texture | ρb (kg·m−3) | Soil moisture content (%) | ||
|---|---|---|---|---|---|---|---|
| Clay | Silt | Sand | |||||
| Land management practice (LMP) | M-SWC | 48.7 ± 7.5a | 27.8 ± 1.9 | 23.6 ± 8.6b | CL | 0.9 ± 0.1b | 30.6 ± 0.4a |
| W-SWC | 31.8 ± 6.2 | 23.8 ± 3.2 | 43.8 ± 9.4a | SCL | 1.3 ± 0.1a | 24.1 ± 0.4b | |
| p value | 0.004 | 0.29 | 0.02 | 0.04 | 0.007 | ||
|
| |||||||
| Slope gradient (SG) | 0%–15% | 58.3 ± 3.5a | 30.0 ± 1.5 | 10.7 ± 3.4c | CL | 1.1 ± 0.1 | 28.9 ± 0.6a |
| 15%–30% | 18.3 ± 3.7c | 21.7 ± 3.8 | 60.0 ± 7.0a | SL | 1.0 ± 0.0 | 27.2 ± 0.5a | |
| > 30% | 44.0 ± 8.9b | 25.7 ± 3.6 | 30.3 ± 1.1.9b | CL | 1.2 ± 0.1 | 25.9 ± 0.5b | |
| p value | < 0.001 | 0.22 | 0.001 | 0.31 | 0.006 | ||
|
| |||||||
| LMP ∗ SG | 0.06ns | 0.46ns | 0.22ns | 0.97ns | 0.09ns | ||
|
| |||||||
| CV (%) | 24.6 | 29.9 | 49.7 | 8.32 | 2.43 | ||
Note: Means ± S.E. with different letters within a column are significantly different (p < 0.05) (Fisher's LSD). ρb = soil bulk density, LMP ∗ SG interaction effect.
Abbreviations: C = clay; CL = clay loam; CV = coefficient of variation; ns = nonsignificant; SCL = sandy clay loam; S.E. = standard error; SL = sandy loam.