soil map units where 60 Solosolo silty clay loam is dominant
Soil properties
Property | Value |
---|---|
Geographic distribution | Upolo |
Landscape position | Soils of the lowlands and foothills - moderately dissected landscapes |
Soil parent material | from mixed pahoehoe and aa of the Salani Volcanics |
Slope | Undulating to rolling slopes |
Surface outcrops | Surface locally very bouldery and rock. No rock outcrops. |
Brief soil profile description | - |
Soil profile texture | 15cm stony clay. 30cm very stony and bouldery clay. on very stony clay with many blocks of lava |
Minimum effective rooting depth | <75cm |
Soil pH (acidity) | Slightly acid (pH = 6.1) |
Salinity | Non saline |
Soil fertility under natural conditions | Moderate to low fertility. Base saturation 20-50% topsoil, 8-20% subsoil. Base saturation, organic carbon (C) values moderate to high. Exchangeable potassium (K) moderate to low. |
Soil moisture regime | Without dry season (Perudic moisture regime) |
Susceptibility to drought | No dry months. Rainfall 4000-5000mm. |
Soil drainage | Well drained |
Susceptibility to waterlogging | Never waterlogs |
Susceptibility to flooding | Never floods |