soil map units where 76E Tau is dominant
Soil properties
| Property | Value |
|---|---|
| Geographic distribution | Viti Levu |
| Landscape position | Kaast landscapes in the lowlands and foothills |
| Soil parent material | marine limestone and elevated reef rock |
| Slope | Strongly rolling (16-20°) Uneven microrelief. |
| Surface outcrops | Surface rock outcrops cover 15% of the surface. Stones and boulders occupy 10% of the surface. |
| Brief soil profile description | - |
| Soil profile texture | 0-18cm friable clay loam. 18-40cm firm stony clay loam. On hard limestone. |
| Minimum effective rooting depth | <50cm. Hard limestone at 50cm. |
| Soil pH (acidity) | 0-18cm moderately acid. 18-40cm slightly acid. |
| Salinity | Non saline. |
| Soil fertility under natural conditions | Very low nitrogen (N). |
| Soil moisture regime | ustic |
| Susceptibility to drought | In normal years soil moisture deficits of up to 140 days are experienced sometime in the period May to October. |
| Soil drainage | Well drained. |
| Susceptibility to waterlogging | Never waterlogs. |
| Susceptibility to flooding | Never floods. |