soil map units where U Uolevu soils is dominant
Soil properties
| Property | Value |
|---|---|
| Geographic distribution | Ha’apai |
| Landscape position | Coastal beach ridges |
| Soil parent material | - |
| Slope | Gently undulating (3-5°) |
| Surface outcrops | - |
| Brief soil profile description | 0-20 cm Very dark brown to dark brown loose calcareous sand; on Unaltered coral sand |
| Soil profile texture | - |
| Minimum effective rooting depth | <70 cm |
| Soil pH (acidity) | Moderately to strongly alkaline |
| Salinity | - |
| Soil fertility under natural conditions | Medium to low P; low reserve potassium (K) and very high reserve magnesium (Mg). High calcium (Ca) carbonate contents. |
| Soil moisture regime | - |
| Susceptibility to drought | Winter soil moisture deficit. |
| Soil drainage | Excessively drained |
| Susceptibility to waterlogging | - |
| Susceptibility to flooding | - |
