60 - Ruataniwha - Dominant Soil @ Map Scale 1:50000
| Associated Soil/s |
59, 64 may also be found within this area (60) if a more detailed survey was carried out. |
| Soil Properties of Dominant Soil/s |
|
| Parent material |
Ruataniwha age alluvium from greywacke over loess alluvium |
| Characteristics of site |
Gently sloping intermediate terrace |
| Soil features |
Deep sandy loam over cemented pan |
Natural drainage
Depth to perched gley |
Good
Water perched at >90 cm on cemented pan |
| Potential rooting depth, texture, and limiting layer |
>45cm sandy loam on sand on gleyed sandy loam/silt loam at about 90 cm with pan and stones at >100 cm |
| Available water capacity |
>130 mm |
| Infiltration rate |
Moderate
|
| Permeability rate |
Very slow at >100 cm |
| Susceptibility to pugging and compaction when wet |
Moderate
|
| Susceptibility to wind erosion when dry |
Moderate
|
| Unfavourable soil characteristics |
Cemented pan at >100 cm with very slow permeability |
Soil Management of Dominant Soil/s
| Artificial drainage |
None required |
Irrigation:-
Recommended method
Dripper spacing for continuous wetted strip
Amount and frequency |
Any
40 cm
>50 mm infrequently |
Ruataniwha (60) (photo E. Griffiths)