soil map units where 140G Wainikoro is dominant
Soil properties
| Property | Value |
|---|---|
| Geographic distribution | Viti Levu, Vanua Levu |
| Landscape position | Hill country in the lowlands and foothills |
| Soil parent material | quartz rich and acidic tuffs |
| Slope | Steep (26-35°). Generally smooth microrelief. |
| Surface outcrops | No surface rock outcrops. No surface stones or boulders. |
| Brief soil profile description | - |
| Soil profile texture | 0-10cm sandy clay loam. 10-80cm fine sandy clay. 80-125cm+ silty clay loam. |
| Minimum effective rooting depth | >125cm. Note low subsoil nutrient status. |
| Soil pH (acidity) | 0-125cm strongly acid. |
| Salinity | Non saline. |
| Soil fertility under natural conditions | Very low phosphorus (P), potassium (K) and nitrogen (N). |
| Soil moisture regime | udic/perudic |
| Susceptibility to drought | In normal years soil moisture deficits of >100 days are experienced sometime in the period May to October. |
| Soil drainage | Well drained. |
| Susceptibility to waterlogging | Never waterlogs. |
| Susceptibility to flooding | Never floods. |
