T Tungua soils

soil map units where T Tungua soils is dominant

Soil properties

Property Value
Geographic distribution Ha’apai
Landscape position Young ash on hill slopes in the centre of Tungua Island.
Soil parent material
Slope Gently undulating (3°) slopes
Surface outcrops
Brief soil profile description 0-30 cm Very dark brown friable clay; 30-70 cm Dark reddish brown friable to firm clay with many lapilli; 70-100 cm Dark reddish brown friable clay with many lapilli.
Soil profile texture
Minimum effective rooting depth 100 cm
Soil pH (acidity) Near neutral
Salinity
Soil fertility under natural conditions Not analysed. Chemical properties likely to be similar to Uiha soils.
Soil moisture regime
Susceptibility to drought
Soil drainage Well drained
Susceptibility to waterlogging
Susceptibility to flooding

Partners and funders