Australian Soil Classification: Melacic Grey KANDOSOL
General Landscape Description: Plain, alluvial valley
Site Description: Terrace; Gently Undulating (1%)
Vegetation: Pasture
Geology: Quaternary Colluvium and Alluvium derived from Palaeogene Sediments
Soil Profile Morphology:
Surface Soil
A11 | 0-20 cm | Black (10YR2/1); silty loam, peaty; weak fine subangular blocky structure; rough ped fabric; weak consistence, moderately moist; pH 4.0; abrupt change to: | |
A12 | 20-35 cm | Dark greyish brown (10YR4/2); fine sandy loam; weak medium subangular blocky structure; rough ped fabric; weak consistence, moderately moist; pH 4.5; clear change to: | |
A3 | 35-45 cm | Dark greyish brown (10YR4/2); few fine faint yellowish brown mottles; fine sandy clay loam; moderate medium to fine subangular blocky structure; rough ped fabric; weak consistence, moist; pH 4.5; clear change to: | |
Subsoil | |||
B21 | 45-70 cm | Light brownish grey (10YR6/2); many coarse distinct brownish yellow (10YR6/6) mottles; fine sandy clay loam; weak medium polyhedral / indeterminate structure; smooth ped fabric; firm consistence, wet; pH 4.0; clear change to: | |
B22 | 70-95 cm | Greyish brown (10YR5/2); many coarse prominent brown (10YR4/3) mottles; silty clay loam; weak medium polyhedral/ indeterminate structure; smooth ped fabric; firm consistence, wet; pH 4.5; gradual change to: | |
B23 | 95-105 cm | Light grey (10YR6/1); many coarse prominent yellowish brown (10YR5/8) and few reddish brown (5YR4/3) mottles; silty clay; weak medium polyhedral/ indeterminate structure; smooth ped fabric; firm consistence, wet; pH 4.0. | |
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 | 4.6 | 4.1 | 0.16 | 6 | 0.77 | 1 | 0.33 | 9.5 | 0.69 | 18 | 48 | 380 | 75 | 11 | 130 |
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 | 0.86 | 65.7 | 61.8 | 58.9 | 18.1 | Nil | Nil | Nil | Nil | Water Stable |