soil map units where 107H Tavuyaga is dominant
Soil properties
| Property | Value |
|---|---|
| Geographic distribution | Taveuni |
| Landscape position | Young volcanic hill country in the lowlands and foothills |
| Soil parent material | basaltic scoria cones |
| Slope | Very steep (36-40°). Very uneven microrelief. |
| Surface outcrops | No surface rock outcrops. Boulders occupy 10% of the surface. |
| Brief soil profile description | - |
| Soil profile texture | 0-16cm friable sandy clay loam. 16-140cm friable sandy loam. |
| Minimum effective rooting depth | >125cm |
| Soil pH (acidity) | 0-16cm slightly acid. 16-140cm near neutral. |
| Salinity | Non saline. |
| Soil fertility under natural conditions | Very low nitrogen (N), phosphorus (P) and potassium (K). Very high phosphate fixation properties. |
| Soil moisture regime | udic/perudic |
| Susceptibility to drought | In normal years soil moisture deficits are not experienced. |
| Soil drainage | Somewhat excessively drained. |
| Susceptibility to waterlogging | Never waterlogs. |
| Susceptibility to flooding | Never floods. |
