soil map units where 61A Saliadrau is dominant
Soil properties
| Property | Value |
|---|---|
| Geographic distribution | Viti Levu, Vanua Levu |
| Landscape position | Secondary floodplains and depressions in the lowlands and foothills |
| Soil parent material | river alluvium from acidic rocks |
| Slope | Flat to near level (0-2°). Slightly undulating microrelief. |
| Surface outcrops | No surface rock outcrops. No surface stones or boulders. |
| Brief soil profile description | - |
| Soil profile texture | 0-12cm loamy fine sand. 12-30cm silt loam. 30-45cm loam. 45-70cm loamy sand. 70-84cm silt loam. 84-125cm loamy sand. |
| Minimum effective rooting depth | >125cm |
| Soil pH (acidity) | 0-30cm strongly acid. 30-125cm moderately acid. |
| Salinity | Non saline. |
| Soil fertility under natural conditions | Very low nitrogen (N) and potassium (K). |
| Soil moisture regime | udic/perudic |
| Susceptibility to drought | In normal years soil moisture deficits are never experienced. |
| Soil drainage | Well drained. |
| Susceptibility to waterlogging | Never waterlogs. |
| Susceptibility to flooding | Floods depositing sediment have a 1 in 10 year return period. Floods (water only) have a 1 in 2 year return period. Water lies for 2-3 days. |
