Australian Soil Classification: Mottled Brown DERMOSOL / KUROSOL
General Landscape Description: Dissected Plain
Site Description: Plain surface; Flat (0-1%) to Very Gently Undulating
Vegetation: Pasture
Geology: Neogene Sediments
Soil Profile Morphology:
Surface Soil
A1 | 0-15 cm | Dark brown (7.5YR3/2); loam, fine sandy; moderate medium polyhedral to platy structure; rough ped fabric; weak consistence, dry; very few medium gravelly ferruginous nodules; pH 4.5; clear change to: | H85 Profile |
A2 | 15-30 cm | Brown (10YR4/3); brown (10YR5/3d); few faint yellowish brown mottles; fine sandy clay loam; weak to moderate medium polyhedral structure; rough ped fabric; very weak consistence, dry; many medium gravelly ferruginous concretions; pH 5.0; clear change to: | |
Subsoil | |||
B21 | 30-45 cm | Dark yellowish brown (10YR4/4); common medium distinct yellowish brown (10YR5/6) mottles; light clay; moderate medium polyhedral parting to medium fine angular blocky structure; smooth ped fabric; weak consistence, slightly moist; common medium gravelly ferruginous concretions; pH 5.0; clear change to: | |
B22 | 45-80 cm | Dark yellowish brown (10YR4/4); many medium distinct yellowish red (5YR4/6) and dark yellowish brown (10YR5/8) mottles; medium heavy clay; moderate medium polyhedral parting to strong fine angular blocky structure; smooth ped fabric; very firm consistence, slightly moist; common medium gravelly ferruginous concretions; pH 5.0; gradual change to: | |
B33 | 80-100 cm | Dark yellowish brown (10YR4/6); many medium prominent yellowish red (5YR4/6) and yellowish brown (10YR5/8) mottles; medium clay; moderate medium polyhedral parting to moderate fine angular blocky structure; smooth ped fabric; very firm consistence, slightly moist; many medium gravelly ferruginous concretions; pH 5.0; clear change to: | |
C | 100-110 cm | Olive brown (2.5Y3/6); abundant medium distinct light brownish grey (10YR6/2) and yellowish brown (10YR5/8) mottles; light medium clay; weak lenticular/platy parting to weak fine structure; smooth ped fabric; very firm consistence, slightly moist; many medium gravelly ferruginous concretions; pH 5.0. |
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 | 0.15 | 4.5 | 1.3 | 0.8 | 0.44 | 5.9 | 0.42 | 11 | 31 | 250 | 50 | 12 | 200 |
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 | 1.27 | 54.8 | 50.7 | 43.1 | 24.8 | Nil | Nil | Nil | Nil | Water Stable |