Location: East Sale. | Australian Soil Classification: Humose-Mottled, Eutrophic, Brown DERMOSOL. |
Geology: Pleistocene prior stream deposits. | General Landscape Description: Level plain. High part of a prior stream levee. |
Soil Mapping Unit: Sale. | Site Description: Dairy grazing paddock which was part of an older orchard site. |
A0 | 0-7 cm | Organic mat, mixed with cow manure: | Site GP74 Profile |
A11 | 7-30 cm | Dark brown (7.5YR3/2); fine sandy clay loam; moderate coarse polyhedral structure; very firm consistence dry; pH 4.8: | |
A12 | 30-50 cm | Dark brown (7.5YR3/2); fine sandy clay loam; weak coarse prismatic, parting to moderate coarse blocky structure; very firm consistence dry; pH 5.7: | |
Subsoil | |||
B21 | 50-100 cm | Brown (7.5YR4/4) with strong brown (7.5YR5/6) mottles; light medium clay; moderate coarse prismatic, parting to strong coarse blocky structure; strong consistence dry; some dark magnesium staining present; pH 6.1: | |
B22 | 100-140 cm | Brown (7.5YR5/4) with strong brown (7.5YR5/8) mottles; sandy clay; pH 7.4: | |
B23 | 140+ cm | Light brown (7.5YR6/4) with strong brown (7.5YR4/6) mottles; sandy clay. |
Horizon | pH | Salinity Rating | ||
Surface (A1 horizon) | Very Strongly Acid | High | Non-Sodic | None1 |
Subsoil (B21 horizon) | Slightly Acid | Low | Non-Sodic | None2 |
Deeper subsoil (at 90 cm) | Slightly Alkaline | Low-Moderate | __ | __ |
The surface is very strongly acid. The upper subsoil is slightly acid becoming slightly alkaline at 110 cm. | The surface salinity rating is high to very high. The subsoil is low becoming moderate at depth. | The surface and upper subsoil is non-sodic. | The clay content increases slightly with depth. |
Horizon | Horizon Depth (cm) | pH (water) | pH (CaCl2) | EC 1:5 | NaCl % | Exchangeable Cations | |||
Ca | Mg | K | Na | ||||||
meq/100g | |||||||||
A0 | 0-7 | ||||||||
A11 | 7-30 | 4.8 | 4.4 | 0.82 | <0.03 | 6.4 | 2.3 | 2.3 | 0.2 |
A12 | 30-50 | 5.7 | 4.9 | 0.27 | <0.03 | 4.8 | 2 | 1.9 | 0.1 |
B21 | 50-100 | 6.1 | 5.4 | 0.22 | <0.03 | 2.9 | 2.3 | 2.5 | 0.37 |
B22 | 100-140 | 7.4 | 6.7 | 0.28 | <0.03 | ||||
B23 | 140+ |
Horizon | Horizon Depth (cm) | Exchangeable Aluminium mg/kg | Exchangeable Acidity meq/100g | Wilting Point pF2.5 | Wilting Point pF4.2 | Coarse Sand (0.2-2.0 mm) | Fine Sand (0.02-0.2 mm) | Silt (0.002-0.02 mm) | Clay (<0.002 mm) |
A0 | 0-7 | 11 | 27 | 25 | 20 | 21 | |||
A11 | 7-30 | <10 | 10 | 27 | 22 | 15 | 35 | ||
A12 | 30-50 | <10 | 6 | 12 | 24 | 16 | 21 | 40 | |
B21 | 50-100 | <10 | 4.3 | ||||||
B22 | 100-140 | ||||||||
B23 | 140+ |