Research Article
Modelling Furrow Irrigation-Induced Erosion on a Sandy Loam Soil in Samaru, Northern Nigeria
Table 1
Variables considered in the model development.
| Variables | Symbols | Units | Dimensional symbols |
| Soil erosion | | Kg/m2/yr | −2−1 | Stream size | | m3/s | −3−1 | Slope | | % | | Furrow lengths | | m | | Top widths of flow | | m | | Hydraulic radius | | m | | Infiltration rate | | mm/hr | −1 | Time of flow | | sec | | Flow velocity | | m/s | −1 | Manning’s roughness coefficient | | sec/m1/3 | −1/3 | Acceleration due to gravity | | m/s2 | −2 | Density of water | , | kg/m3 | −3 | Soil particle density | , | kg/m3 | −3 |
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