soil map units where 158H Namosi is dominant
Soil properties
Property | Value |
---|---|
Geographic distribution | Viti Levu |
Landscape position | Hill country in the lowlands and foothills |
Soil parent material | in situ acidic rocks (granite, andesite and dacite) |
Slope | Very steep (36-40°). Smooth microrelief. |
Surface outcrops | Surface rock outcrops cover 20% of the area. No surface stones or boulders. |
Brief soil profile description | - |
Soil profile texture | 0-21cm friable clay loam. 21-40cm friable clay. 40-88cm friable to firm silty clay. 88-110cm firm fine sandy clay. On rock. |
Minimum effective rooting depth | <100cm. Hard unweathered in situ rock at 100cm. |
Soil pH (acidity) | 0-110cm moderately acid. |
Salinity | Non saline. |
Soil fertility under natural conditions | Very low phosphorus (P) and very low potassium (K) below 21cm. |
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 | Never floods. |