soil map units where 220B Tagimaucia is dominant
Soil properties
Property | Value |
---|---|
Geographic distribution | Taveuni |
Landscape position | Young volcanic landscapes in the uplands |
Soil parent material | colluvia derived from basaltic rocks |
Slope | Undulating (4-7°). Uneven. |
Surface outcrops | No surface rock outcrops. No surface boulders and stones. |
Brief soil profile description | - |
Soil profile texture | 0-2cm friable slightly sandy clay loam. 2-25cm firm clay loam. 25-90cm soft slightly gravelly clay. |
Minimum effective rooting depth | <50cm. Normally wet below 50cm. |
Soil pH (acidity) | 0-25cm strongly acid. 25-90cm moderately acid. |
Salinity | Non saline. |
Soil fertility under natural conditions | Very low potassium (K) and nitrogen (N). Very high phosphate fixation. |
Soil moisture regime | udic/perudic |
Susceptibility to drought | Never experiences soil moisture deficits. |
Soil drainage | Well drained. |
Susceptibility to waterlogging | Commonly waterlogs for part of the year below 50cm depth. |
Susceptibility to flooding | Never floods. |