soil map units where Lu Longomapu soils is dominant
Soil properties
Property | Value |
---|---|
Geographic distribution | Vava’u |
Landscape position | Easy rolling plateau on western side of Vava’u. |
Soil parent material | - |
Slope | Gently undulating slopes (<5°) |
Surface outcrops | - |
Brief soil profile description | 0-13 cm Very dark brown friable silt loam; 13-28 cm Dark brown friable silt loam; 28-60 cm Dark brown friable silt loam; few lapilli;on Dark brown friable clay loam. |
Soil profile texture | - |
Minimum effective rooting depth | 80 cm |
Soil pH (acidity) | Moderately acid |
Salinity | - |
Soil fertility under natural conditions | Organic carbon (C) and nitrogen (N) medium; medium Base saturation (%); exchangeable calcium (Ca), magnesium (Mg), potassium (K)high in topsoil and medium in subsoil; reserve potassium (K) low to very low. |
Soil moisture regime | - |
Susceptibility to drought | Tendency to dry out during dry season months and may approach wilting point at that time. |
Soil drainage | Well drained |
Susceptibility to waterlogging | - |
Susceptibility to flooding | - |