152H Rauriko

soil map units where 152H Rauriko is dominant

Soil properties

Property Value
Geographic distribution Viti Levu, Vanua Levu, Kadavu
Landscape position Hill country in the lowlands and foothills
Soil parent material silicified and indurated tuffs, sandstones, marls and agglomerates
Slope Very steep (36-40°). Uneven microrelief.
Surface outcrops Surface rock outcrops cover 8% of the surface. Surface boulders occupy 3% of the surface.
Brief soil profile description -
Soil profile texture 0-20cm friable sandy clay loam. 20-44cm friable sandy clay. 44-66cm friable clay. 66-110cm weathered in situ rock.
Minimum effective rooting depth <70cm. Strongly weathered in situ rock at 70cm.
Soil pH (acidity) 0-20cm moderately acid. 20-44cm slightly acid. 44-110cm strongly acid.
Salinity Non saline.
Soil fertility under natural conditions Low nitrogen (N), phosphorus (P) and potassium (K).
Soil moisture regime udic/perudic
Susceptibility to drought In normal years soil moisture deficits of up to 60 days are experienced sometime in the period May to October.
Soil drainage Well drained.
Susceptibility to waterlogging Never waterlogs.
Susceptibility to flooding Never floods.

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