soil map units where 182C Lau is dominant
Soil properties
Property | Value |
---|---|
Geographic distribution | Viti Levu, Lau |
Landscape position | Hill country in the lowlands and foothills |
Soil parent material | basic and intermediate igneous rocks |
Slope | Easy rolling (8-11°). Smooth microrelief. |
Surface outcrops | No surface rock outcrops. No surface stones or boulders. |
Brief soil profile description | - |
Soil profile texture | 0-30cm silty clay loam. 30-80cm silt loam. 80-125cm fine sandy loam (strongly weathered in situ rock). |
Minimum effective rooting depth | <80cm. Low nutrient status and weathered rock below 80cm. |
Soil pH (acidity) | 0-30cm moderately acid. 30-125cm strongly acid. |
Salinity | Non saline. |
Soil fertility under natural conditions | Very low potassium (K) and organic carbon (C) below 10 cm depth. |
Soil moisture regime | ustic |
Susceptibility to drought | In normal years soil moisture deficits >100 days are experienced sometime in the period May to October. |
Soil drainage | Well drained. |
Susceptibility to waterlogging | Never waterlogs. |
Susceptibility to flooding | Never floods. |