181A Tuva

soil map units where 181A 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 Flat to gently undulating (0-3°). Smooth microrelief.
Surface outcrops No surface rock outcrops. No surface stones or boulders.
Brief soil profile description -
Soil profile texture 0-12cm fine sandy clay loam. 12-36cm clay loam. 36-125cm clay loam (in situ weathered rock.)
Minimum effective rooting depth <40cm. Weathered rock between 40-50cm.
Soil pH (acidity) 0-12cm moderately acid. 12-150cm 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 >100 days are experienced in the period May to October.
Soil drainage Moderately well drained.
Susceptibility to waterlogging Never waterlogs.
Susceptibility to flooding Never floods.

Partners and funders