Australian Soil Classification: Humose-Vertic Black CHROMOSOL/ HYDROSOL
General Landscape Description: Floodplain (to Estuary)
Site Description: Flat; Level (0%)
Vegetation: Pasture, Marshland
Geology: Quaternary Alluvium
Soil Profile Morphology:
Surface Soil
A10 | 0-15 cm | Very dark brown (10YR2/2); silty loam, peaty; moderate finesubangular blocky structure; rough ped fabric; firm consistence, moist; pH 6.0; abrupt change to: | H125 Profile |
A11 | 15-25 cm | Black (10YR2/1); many very coarse red (2.5YR4/6) mottles ; heavy silty clay loam; strong fine subangular blocky structure; rough ped fabric; weak consistence, moist; pH 7.0; clear change to: | |
Subsoil | |||
B21 | 25-60 cm | Black (2.5Y2.5/1); heavy clay; weak medium polyhedral/ indeterminate structure; smooth ped fabric; firm consistence, moist; pH 6.0; diffuse change to: | |
B22 | 60-87 cm | Black (2.5Y2.5/1); few medium distinct dark brown (10YR4/3) mottles; medium heavy clay; weak medium polyhedral/ indeterminate structure; smooth ped fabric; firm consistence, wet; pH 4.5. | |
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 | 6.1 | 5.9 | 0.79 | 31 | 8.5 | 1.8 | 5.3 | 14 | 1.1 | 25 | <10 | 540 | 20 | 270 | 110 |
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 | 0.64 | 72.6 | 67.5 | 62.0 | 33.7 | Nil | Nil | Nil | Nil | Partial |