soil map units where 51H Nu'utele hill soils is dominant
Soil properties
Property | Value |
---|---|
Geographic distribution | Upolo |
Landscape position | Soils of the lowlands and foothills - moderately dissected landscapes |
Soil parent material | from calcereous lithic tuffs of the Vini Volcanics |
Slope | Strongly rolling to moderately steep slopes |
Surface outcrops | Surface stony or bouldery broken by rocky bluffs. |
Brief soil profile description | - |
Soil profile texture | 13cm very stony clay. 8cm bouldery and stony clay loam. on rubbly 'mealy' clay and vitric tuff |
Minimum effective rooting depth | <30cm |
Soil pH (acidity) | Slightly acid (pH = 6.5) |
Salinity | Non saline |
Soil fertility under natural conditions | Very high fertility. High available potassium (P) and exchangeable potassium (K) values. |
Soil moisture regime | Without dry season (Perudic moisture regime) |
Susceptibility to drought | Weak to moderate dry season (1-2 months <100mm rainfall). Rainfall 2500-3500mm. |
Soil drainage | Well drained |
Susceptibility to waterlogging | Never waterlogs |
Susceptibility to flooding | Never floods |