67 - Rotoatara - Dominant Soil @ Map Scale 1:50000
| Associated Soil/s |
68 may also be found within this area (67) if a more detailed survey was carried out. |
| Soil Properties of Dominant Soil/s |
|
| Parent material |
Peat |
| Characteristics of site |
Swamp |
| Soil features |
Deep peat |
Natural drainage
Depth to water table for most of the year |
Very poor
At surface |
| Potential rooting depth, texture, and limiting layer |
>100 cm peat |
| Available water capacity |
>130 mm |
| Infiltration rate |
Very slow |
| Permeability rate |
Very slow |
| Susceptibility to pugging and compaction when wet |
Very high |
| Susceptibility to wind erosion when dry |
Very high |
| Unfavourable soil characteristics |
Very poor drainage
Very slow infiltration
Very slow permeability
Wet peat easily compacted causing slow infiltration
Dry peat easily eroded by wind |
Soil Management of Dominant Soil/s
| Artificial drainage: drain spacing |
5 - 10 m |
|
Cultivate when moist to avoid wind erosion
|
67 |
| Irrigation - recommended method |
N/A |
Rotoatara (67) (photo E. Griffiths)