soil map units where 169A Gau is dominant
Soil properties
| Property | Value |
|---|---|
| Geographic distribution | Gau, Viti Levu, Vanua Levu, Lomai Viti |
| Landscape position | Hill country in the lowlands and foothills |
| Soil parent material | basic and intermediate igneous rocks |
| Slope | Flat to gently undulating (0-3°). Even microrelief. |
| Surface outcrops | No surface rock outcrops. No surface stones or boulders. |
| Brief soil profile description | - |
| Soil profile texture | 0-40cm friable clay loam. 40-100cm very friable gritty clay. |
| Minimum effective rooting depth | <100cm |
| Soil pH (acidity) | 0-100cm moderately acid. |
| Salinity | Non saline. |
| Soil fertility under natural conditions | Low phosphorus (P) and potassium (K). |
| Soil moisture regime | udic/perudic |
| Susceptibility to drought | In normal years soil moisture deficits of <60 days are experienced sometime in the period May to October. |
| Soil drainage | Well drained. |
| Susceptibility to waterlogging | Never waterlogs. |
| Susceptibility to flooding | Very short duration (24 hours) flooding on slopes <2° during the period November to April. |
