soil map units where 212B Navai is dominant
Soil properties
| Property | Value |
|---|---|
| Geographic distribution | Viti Levu |
| Landscape position | Floodplains and terraces in the uplands |
| Soil parent material | alluvium derived from basic rocks |
| Slope | Undulating (4-7°). Smooth microrelief. |
| Surface outcrops | No surface rock outcrops. No surface stones or boulders. |
| Brief soil profile description | - |
| Soil profile texture | 0-35cm very friable clay loam. 35-95cm friable clay loam. 95-120cm firm clay. |
| Minimum effective rooting depth | >120cm |
| Soil pH (acidity) | Slightly acid. |
| Salinity | Non saline. |
| Soil fertility under natural conditions | Low phosphorus (P). |
| Soil moisture regime | udic/perudic |
| Susceptibility to drought | In normal years never experiences soil moisture deficits. |
| Soil drainage | Well drained. |
| Susceptibility to waterlogging | Never waterlogs. |
| Susceptibility to flooding | 1 in 20 year return period for floods depositing sediment. 1 in 2 year return period for other floods. |