soil map units where No Nga’unoho soils is dominant
Soil properties
| Property | Value |
|---|---|
| Geographic distribution | Vava’u |
| Landscape position | Sand plains behind coastal beach ridges. |
| Soil parent material | - |
| Slope | Flat surfaces |
| Surface outcrops | - |
| Brief soil profile description | 0-20 cm Very dark grey brown loose loamy sand; 20-40 cm Brown grey loose sand; on White loose coarse coral sand. |
| Soil profile texture | - |
| Minimum effective rooting depth | <75 cm |
| Soil pH (acidity) | Moderately to strongly alkaline |
| Salinity | - |
| Soil fertility under natural conditions | Organic carbon (C) and nitrogen (N) medium in topsoils. Low phosphorus (P) and very low exchangeable potassium (K); reserve potassium (K) high. |
| Soil moisture regime | - |
| Susceptibility to drought | Severe moisture deficiency |
| Soil drainage | Excessively drained |
| Susceptibility to waterlogging | - |
| Susceptibility to flooding | - |
