soil map units where 52A Matavelo is dominant
Soil properties
Property | Value |
---|---|
Geographic distribution | Viti Levu, Vanua Levu |
Landscape position | Secondary floodplains and depressions in the lowlands and foothills |
Soil parent material | river alluvium from basic and intermediate rocks |
Slope | Flat to near level (0-2°). Smooth microrelief. |
Surface outcrops | No surface rock outcrops. No surface stones or boulders. |
Brief soil profile description | - |
Soil profile texture | 0-20cm friable clay. 20-35cm firm clay. 35-60cm very firm clay. 60-120cm very firm silty clay. |
Minimum effective rooting depth | >100cm. Note seasonal high water table. |
Soil pH (acidity) | 0-60cm moderately acid. |
Salinity | Non saline. |
Soil fertility under natural conditions | Very low phosphorus (P) and potassium (K). |
Soil moisture regime | aquic |
Susceptibility to drought | In normal years soil moisture deficits are never experienced. |
Soil drainage | Poorly drained. |
Susceptibility to waterlogging | In normal years waterlogging below 40cm is experienced for up to 60 days sometime during the period November to April. |
Susceptibility to flooding | In normal years flooding for up to 5 days ponded are experienced on 2-3 occasions sometime in the period November to April. |