108D Mafua

soil map units where 108D Mafua is dominant

Soil properties

Property Value
Geographic distribution Rotuma
Landscape position Young volcanic hill country in the lowlands and foothills
Soil parent material basaltic scoria cones
Slope Rolling (12-15°). Generally even microrelief.
Surface outcrops No surface rock outcrops. Few surface stones and rare boulders.
Brief soil profile description -
Soil profile texture 0-40cm clay loam. 40-80cm stony sandy loam. 80-125cm stony coarse sand.
Minimum effective rooting depth <100cm. Weakly cemented gravels and stones at 95-105cm.
Soil pH (acidity) 0-50cm near neutral. 50-125cm near neutral.
Salinity Non saline.
Soil fertility under natural conditions Extremely high phosphorus retention.
Soil moisture regime udic/perudic
Susceptibility to drought In normal years soil moisture deficits are never experienced.
Soil drainage Well drained.
Susceptibility to waterlogging Never waterlogs.
Susceptibility to flooding Never floods.

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