soil map units where 41A Vunicibicibi is dominant
Soil properties
Property | Value |
---|---|
Geographic distribution | Viti Levu, Vanua Levu |
Landscape position | Plateau in the lowlands and foothills |
Soil parent material | basic and intermediate rocks |
Slope | Flat to gently undulating (0-3°). Even microrelief. |
Surface outcrops | No surface rock outcrops. No surface stones and boulders. |
Brief soil profile description | - |
Soil profile texture | 0-17cm very friable gritty silt loam. 17-142cm friable to firm clay loam. |
Minimum effective rooting depth | >150cm. Note low subsoil nutrient status and aluminium toxicity. |
Soil pH (acidity) | 0-17cm slightly alkaline. 17-142cm strongly acid. |
Salinity | Non saline. |
Soil fertility under natural conditions | Very low potassium (K) and nitrogen (N). Aluminium (Al) toxicity. |
Soil moisture regime | ustic |
Susceptibility to drought | In normal years soil moisture deficits of 120 days may be experienced sometime in the period May to October. |
Soil drainage | Well drained. |
Susceptibility to waterlogging | Never waterlogs. |
Susceptibility to flooding | Never floods. |