Lu Longomapu soils

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

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