Australian Soil Classification: Mottled Brown CHROMOSOL (possible KANDOSOL)
General Landscape Description: Low hill (Dissected plain)
Site Description: Mid South-West facing Slope; Rolling-steep (30%) Slope
Vegetation: Pasture
Geology: Palaeogene sediments
Soil Profile Morphology:
Surface Soil
A1 | 0-8 cm | Very dark grey (7.5YR3/1); clay loam; strong fine subangular blocky structure; rough ped fabric; firm consistence, moderately moist; pH 6.0; clear change to: | |
Subsoil | |||
B21 | 8-20 cm | Dark brown (7.5YR4/4); many medium distinct very dark grey (7.5YR3/1) mottles; medium clay; moderate fine subangular blocky structure; smooth ped fabric; firm consistence, moist; pH 5.5; gradual change to: | |
B22 | 20-50 cm | Strong brown (7.5YR4/6); many fine faint yellowish brown (10YR5/4) and yellowish red brown (5YR4/6) mottles; medium clay; moderate fine subangular blocky structure; smooth ped fabric; firm consistence, moist; pH 5.5; gradual change to: | |
B23 | 50-85 cm | Strong brown (7.5YR4/6); common coarse distinct brownish yellow (10YR6/8) and light grey (10YR6/1) mottles; medium heavy clay; weak prismatic/ indeterminate structure; smooth ped fabric; very firm consistence, moist; pH 6.0; clear change to: | |
B3k/C | 85-105 cm | Very pale brown (10YR7/4); common medium distinct strong brown (7.5YR5/6) and pink (7.5YR8/4) mottles; light clay; weak medium polyhedral/ indeterminate structure; smooth ped fabric; firm consistence, moderately moist; many medium gravely calcium carbonate nodules and soft segregations; pH 8.5. |
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 | 5.3 | 4.8 | 0.08 | 11 | 1.2 | 0.43 | 0.21 | 5.4 | 0.39 | 10 | 26 | 160 | 40 | 9 | 210 |
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 | 1.15 | 53.3 | 48.8 | 45.4 | 17.8 | Nil | Nil | Nil | Nil | Partial |