Location: East Shepparton Landcare Group. | Australian Soil Classification: Sodic, Calcic, Brown CHROMOSOL |
Northcote Factual Key: Dy 2.33 | Great Soil Group: red-brown earth |
General Landscape Description: Lower lying position on a level plain. This soil has been mapped as Congupna Clay Loam by Skene and Freedman (1944). |
Site GN21 Landscape | |
A1 | 0-15cm | Brown (7.5YR4/2); fine sandy clay loam, hardsetting surface condition; weakly structured; very strong consistence dry; rusty root channel mottling present; pH 6.4; sharp change to: | Site GN21 Profile |
Subsoil | |||
B21 | 15-30cm | Strong brown (7.5YR5/6) with pale brown (10YR6/3) mottles; medium heavy clay; moderate coarse blocky structure; strong consistence moist; pH 6.1; gradual change to: | |
B22 | 30-50cm | Brownish yellow (10YR6/6); medium heavy clay; moderate coarse blocky structure; very strong consistence moist; pH 5.4; clear change to: | |
B23 | 50-80cm | Yellowish brown (10YR5/6); medium heavy clay; moderate coarse blocky structure; very firm consistence moist; contains a few (5-10%) dark manganese flecks; pH 6.8; clear change to: | |
B24 | 80-95cm | Similar to above, but structure becomes moderate medium polyhedral; contains very few (2%) soft carbonates; pH 7.8: | |
B31 | 95-120cm | Pale brown (10YR6/3) with brownish yellow (10YR6/6) and strong brown (7.5YR5/6) mottles; light medium clay; moderate medium polyhedral structure; firm consistence moist; contains very few (1%) soft carbonates and some dark manganese stains; pH 7.8; gradual change to: | |
B32 | 120-160cm | Light brownish grey (10YR6/2) with brownish yellow (10YR6/6) mottles; clay loam (fine sandy); moderate medium polyhedral structure; firm consistence moist; contains patches of sand; pH 8.2: | |
B33 | 160cm+ | Light medium clay; pH 8.2. |
pH | Salinity Rating | |||
Surface (A1 horizon) | slightly acid | very low | non-sodic | none |
Upper subsoil (15 - 30 cm) | slightly acid | very low | non-sodic | none |
Deeper subsoil (95 - 120 cm) | slightly alkaline | high | strongly sodic | - |
Deep subsoil 160 cm + | moderately alkaline | low-medium | - | - |