soil map units where 61V Salani steepland soils, very steep phase is dominant
Soil properties
Property | Value |
---|---|
Geographic distribution | Samoa |
Landscape position | Soils of the lowlands and foothills - moderately dissected landscapes |
Soil parent material | from mixed pahoehoe and aa of the Salani Volcanics |
Slope | Very steep slopes |
Surface outcrops | Surface bouldery and rocky. Many rock outcrops. |
Brief soil profile description | - |
Soil profile texture | 25cm bouldery and stony clay. 30cm very bouldery clay. on boulders and outcropping weathered rock |
Minimum effective rooting depth | <60cm |
Soil pH (acidity) | Moderately acid (pH = 5.9) |
Salinity | Non saline |
Soil fertility under natural conditions | Moderate to low fertility |
Soil moisture regime | Without dry season (Perudic moisture regime) |
Susceptibility to drought | No dry season. Rainfall 4375-5000mm. |
Soil drainage | Well drained |
Susceptibility to waterlogging | Never waterlogs |
Susceptibility to flooding | Never floods |