65 - Raumati - Dominant Soil @ Map Scale 1:50000
| Associated Soil/s |
29 may also be found within this area (65) if a more detailed survey was carried out. |
| Soil Properties of Dominant Soil/s |
|
| Parent material |
Loess alluvium |
| Characteristics of site |
Valley bottom between ridges of 37and 43 |
| Soil features |
Silt loam/clay loam on pan |
Natural drainage
Depth to perched gley and to water table after wet periods |
Poor
Water perched at <30 cm on pan and water table <30 cm |
| Potential rooting depth, texture, and limiting layer |
30-45 cm heavy silt loam on pan |
| Available water capacity |
50-75 mm |
| Infiltration rate |
Slow |
| Permeability rate |
Very slow |
| Susceptibility to pugging and compaction when wet |
Very high |
| Susceptibility to wind erosion when dry |
Low |
| Unfavourable soil characteristics |
Poor drainage, water perched on pan
Slow infiltration
Very slow permeability
Topsoil easily compacted causing slow infiltration |
Soil Management of Dominant Soil/s
| Artificial drainage: drain spacing |
10-20 m to remove high water table |
|
Cultivate when moist to avoid compaction
|
65 |
| Irrigation - recommended method |
N/A |
Raumati (65) (photo K. Vincent)