Australian Soil Classification: Mottled Grey CHROMOSOL or KANDOSOL
General Landscape Description: Low Hill
Site Description: Crest; of a gently undulating (3%) north-west facing hill
Vegetation: Pasture
Geology: Palaeogene Sediments (Gellibrand Marl)
Soil Profile Morphology:
Surface Soil
A1 | 0-9 cm | Very dark greyish brown (10YR3/2); clay loam, fine sandy; moderate medium polyhedral structure; rough ped fabric; weak consistence, moderately moist; pH 6.0; clear change to: | |
Subsoil | |||
B21 | 9-35 cm | Dark brown (10YR4/3); common fine faint brown (10YR5/3) mottle; light medium clay; moderate medium polyhedral structure; smooth ped fabric; firm consistence, moist; pH 5.5; gradual change to: | |
B22 | 35-75 cm | Greyish brown (10YR5/2); many medium distinct dark greyish brown (10YR4/2) and yellowish brown (10YR5/6) mottles; medium clay; weak medium polyhedral/ indeterminate structure; smooth ped fabric; firm consistence, moist; pH 5.5; diffuse change to: | |
B23 | 75-90 cm | Light yellowish brown (10YR6/6); many medium prominent light greyish brown (10YR6/2) mottles; medium heavy clay; weak medium polyhedral/ indeterminate structure; smooth ped fabric; firm consistence, moist; pH 6.5; gradual change to: | |
B24/B3 | 90-110 | Light yellowish brown (2.5Y6/4); many medium distinct grey (10YR5/1) and yellowish brown (10YR5/6) mottles; medium heavy clay; weak medium polyhedral/ indeterminate structure; smooth ped fabric; firm consistence, moist; very few fine segregations and gravely calcium carbonate; pH 8.0. |
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 | 6.5 | 6.1 | 0.21 | 18 | 2.8 | 1.8 | 0.32 | 6.8 | 0.55 | 13 | <10 | 570 | 110 | 21 | 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 | 1.04 | 57.3 | 51.8 | 50.2 | 34.9 | Nil | Nil | Nil | Nil | Partial |