51H Nu'utele hill soils

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

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