soil map units where 198D Vatukoula is dominant
Soil properties
| Property | Value |
|---|---|
| Geographic distribution | Viti Levu |
| Landscape position | Hill country in the lowlands and foothills |
| Soil parent material | basic and intermediate igneous rocks |
| Slope | Rolling (12-15°). Very uneven microrelief due to rock outcrops and bluffs. |
| Surface outcrops | Rock outcrops and bluffs cover 60% of area. Boulders and scree debris occupy 15% of surface. |
| Brief soil profile description | - |
| Soil profile texture | 0-12cm friable clay loam. 12-50cm firm clay. 50-80cm massive bouldery silt loam. On weathered rock. |
| Minimum effective rooting depth | <80cm. In situ rock at about 80cm. |
| Soil pH (acidity) | 0-80cm moderately acid. |
| Salinity | Non saline. |
| Soil fertility under natural conditions | Nitrogen (N) and potassium (K) values low. |
| Soil moisture regime | ustic |
| Susceptibility to drought | In normal years soil moisture deficits >120 days are experienced sometime in the period May to October. |
| Soil drainage | Well drained. |
| Susceptibility to waterlogging | Never waterlogs. |
| Susceptibility to flooding | Never floods. |
