soil map units where 118B Emuri is dominant
Soil properties
Property | Value |
---|---|
Geographic distribution | Viti Levu |
Landscape position | Hill country in the lowlands and foothills |
Soil parent material | in situ calcareou, sandstones, marlss tuffs |
Slope | Undulating (4-7°). Surface hummocks (Gilgai). |
Surface outcrops | No surface rock outcrops. No surface stones or boulders. |
Brief soil profile description | - |
Soil profile texture | 0-110cm clay. |
Minimum effective rooting depth | <60cm. Waterlogging at depth during wet season. Smectitic clays inhibit rooting. |
Soil pH (acidity) | 0-20cm moderately acid. 20-60cm slightly acid. 60-110cm slightly alkaline. |
Salinity | Non saline. |
Soil fertility under natural conditions | Very low potassium (K) below 20cm. Very low phosphorus (P) throughout. |
Soil moisture regime | ustic |
Susceptibility to drought | In normal years soil moisture deficits >100 days are experienced sometime in the period May to October. |
Soil drainage | Poorly drained. |
Susceptibility to waterlogging | In normal years waterlogging may occur for up to 60 days on slopes <4° sometime in the period November to April. |
Susceptibility to flooding | 3-4 floods per year (water only) occur sometime in the period November to April. |