44A Koronivia

soil map units where 44A Koronivia is dominant

Soil properties

Property Value
Geographic distribution Viti Levu
Landscape position Plateau in the lowlands and foothills
Soil parent material rocks acidic composition
Slope Flat to gently undulating (0-3°). Smooth microrelief. Some pugging where grazed.
Surface outcrops No surface rock outcrops. No surface stones or boulders.
Brief soil profile description -
Soil profile texture 0-41cm silt loam. 41-100cm clay loam. 100-130cm silty clay loam.
Minimum effective rooting depth >100cm. Weathered in situ rock at 100cm.
Soil pH (acidity) 0-41cm moderately acid. 41-130cm strongly acid.
Salinity Non saline.
Soil fertility under natural conditions Potassium (K) very low throughout. Phosphorus (P) low below 18cm.
Soil moisture regime udic/perudic
Susceptibility to drought In normal years soil moisture deficits are never experienced.
Soil drainage Imperfectly drained.
Susceptibility to waterlogging Due to clayey textures and imperfect drainage water may surface pond for short periods (1-2 days) during the period November to April.
Susceptibility to flooding Never floods.

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