181F Tuva

soil map units where 181F Tuva is dominant

Soil properties

Property Value
Geographic distribution Viti Levu, Vanua Levu
Landscape position Hill country in the lowlands and foothills
Soil parent material basic and intermediate igneous rocks
Slope Moderately steep. (21-25°). Generally smooth microrelief, uneven in areas of rill erosion.
Surface outcrops No surface rock outcrops. No surface stones or boulders.
Brief soil profile description -
Soil profile texture 0-10cm silty clay loam. 10-46cm clay loam. 46-125cm clay loam (in situ weathered rock).
Minimum effective rooting depth <50cm. Weathered rock between 40-50cm.
Soil pH (acidity) 0-10cm moderately acid. 10-50cm strongly acid.
Salinity Non saline.
Soil fertility under natural conditions Phosphorus (P) and nitrogen (N) very low.
Soil moisture regime ustic
Susceptibility to drought In normal years soil moisture deficits of 120 days are experienced sometime in the period May to October.
Soil drainage Moderately well drained.
Susceptibility to waterlogging Never waterlogs.
Susceptibility to flooding Never floods.

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