soil map units where 191B Totoya is dominant
Soil properties
| Property | Value |
|---|---|
| Geographic distribution | Viti Levu, Vanua Levu, Lau |
| Landscape position | Hill country in the lowlands and foothills |
| Soil parent material | basic and intermediate igneous rocks |
| Slope | Undulating to (4-7°). Smooth microrelief. |
| Surface outcrops | No surface rock outcrops. No surface stones or boulders. |
| Brief soil profile description | - |
| Soil profile texture | 0-35cm gritty clay. 35-63cm clay. 63-125cm slightly stony gritty clay. |
| Minimum effective rooting depth | <125cm |
| Soil pH (acidity) | 0-63cm slightly acid. 63-125cm near neutral. |
| Salinity | Non saline. |
| Soil fertility under natural conditions | Available phosphorus (P) very low. Exchangeable calcium (Ca) and potassium (K) low. Very low organic carbon (C) below 9cm. |
| 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 | Well drained. |
| Susceptibility to waterlogging | Never waterlogs. |
| Susceptibility to flooding | Never floods. |
