H92
Australian Soil Classification: Mottled Brown DERMOSOL
General Landscape Description: Very gently undulating plain, adjoining stony rises
Site Description: Plain surface; flat (0-1%) to very gently undulating
Vegetation: Pasture
Geology: Neogene sediments
Soil Profile Morphology:
Surface Soil
| A11 | 0-12 cm | Very dark greyish brown (10YR3/2); common fine distinct strong brown (7.5YR4/4) mottles; very fine sandy clay loam; strong medium parting to fine subangular blocky structure; rough ped fabric; weak consistence, dry; a few medium gravelly ferruginous concretions; pH 4.8; clear change to: |  H92 Profile |
| A12 | 12-25 cm | Dark greyish brown (10YR4/2); common medium faint yellowish red (5YR3/4) mottles; fine sandy clay loam; weak medium polyhedral parting to moderate fine subangular blocky structure; rough ped fabric; weak consistence, dry; common medium gravelly ferruginous concretions; pH 4.5; clear change to: | |
| Subsoil | |||
| B1 | 25-35 cm | Brown (10YR4/3); light clay; weak medium polyhedral parting to moderate fine subangular blocky structure; rough ped fabric; weak consistence, slightly moist; common medium gravelly ferruginous concretions; pH 5.0; clear change to: | |
| B21 | 35-60 cm | Brown (10YR4/3); many medium distinct dark yellowish brown (10YR4/6) mottles; light medium clay; moderate medium prismatic parting to moderate fine angular blocky structure; smooth ped fabric; firm consistence, slightly moist; few medium gravelly ferruginous concretions; pH 5.0; gradual change to: | |
| B22 | 60-80 cm | Brown (10YR4/3); many medium distinct yellowish brown (10YR5/4) and red (2.5YR4/6) mottles; medium clay; moderate medium prismatic parting to moderate fine angular blocky structure; smooth ped fabric; firm consistence, slightly moist; pH 5.5; gradual change to: | |
| B3 | 80-100 cm | Dark grey (2.5Y4/2); many medium prominent red (2.5YR4/6) and yellowish brown (10YR5/4) mottles; medium clay; weak to moderate medium prismatic parting to moderate fine angular blocky structure; smooth ped fabric; firm consistence, moist; pH 5.5. | |
Chemical Properties of Upper 10 cm:
Depth (cm) | pH (water) | pH (CaCl2) | EC dS/m | Exchangeable Cations | Total Carbon % | Total Nitrogen % | Organic Matter % | Available Aluminium mg/kg | Available Potassium (Skene K) mg/kg | Phosphorous (Olsen P) mg/kg | Available Sulphur mg/kg | Phosphorous Buffering Index | |||
Ca | Mg | K | Na | ||||||||||||
meq/100g | |||||||||||||||
0-10 | 4.9 | 4.5 | 0.18 | 4.6 | 1.3 | 0.46 | 0.3 | 4.9 | 0.35 | 9.1 | 55 | 210 | 45 | 45 | 210 |
Physical Properties of Upper 10 cm:
Depth (cm) | Bulk Density kg/L | Volumetric Water | Dispersion | Slaking | ||||||
At Saturation pF0 mL/100mL | Near Saturation pF1.0 mL/100mL | Field Capacity pF2.0 mL/100mL | Wilting Point pF4.2 mL/100mL | Dry | Remoulded | |||||
2 Hour | 20 Hour | 2 Hour | 20 Hour | |||||||
0-10 | 0.98 | 63.1 | 55.8 | 54.1 | 12.9 | Nil | Nil | Nil | Nil | Partial |
Profile Described By: David Rees, October 2006.
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