Location: Rutherglen |
Soil Profile Morphology:
A1 | 0-10 cm | Brown (10YR 4/3); fine sandy clay loam; moderate coarse blocky, parting to moderate medium blocky structure; weak consistence (moist); pH 5.6; clear change to: | VIT10 Profile |
A2 | 10-20 cm | Brown (7.5YR 4/4); fine sandy clay loam; moderate coarse blocky, parting to medium blocky structure; weak consistence (moist); some mixing with A1; pH 5.2; clear and wavy change to: | |
Subsoil | |||
B21 | 20-35 cm | Yellowish red (5YR 5/8); light clay; weak to moderate coarse blocky, parting to medium blocky structure; weak consistence (moist); few ferromanganiferous nodules (2-5 mm); few macropores; pH 5.7; clear change to: | |
B22 | 35-60 cm | Strong brown (7.5YR 5/8) and yellowish red (5YR 5/8); light medium clay; moderate medium polyhedral structure; firm consistence (dry); few ferromanganiferous nodules (2-5 mm); pH 6.4; clear change to: | |
B23 | 60-90 cm | Reddish yellow (7.5YR 6/8) and red (10R4/8) associated with early nodule development; with yellowish red (5YR 5/8) faint mottles; medium clay; moderate coarse blocky; parting to moderate to strong medium polyhedral structure; strong consistence (????); pH 6.5; clear and gradual change to: | |
B24 | 90-110 cm | Pale brown (10YR 6/3); with yellowish brown (10YR 5/6) and dark red (2.5YR 4/8) mottles; medium heavy clay; moderate very coarse polyhedral, parting to moderate coarse blocky, parting to medium blocky structure; strong consistence (moist); few ferromanganiferous stains on ped faces; pH 7.3. |
Horizon | Horizon Depth (cm) | pH (water) | pH (CaCl2) | EC 1:5 | Exchangeable Cations | |||
Ca | Mg | K | Na | |||||
meq/100g | ||||||||
A1 | 0-10 | 5.6 | 5.0 | 0.11 | 5.9 | 1.6 | 1.5 | 0.20 |
A2 | 10-20 | 5.2 | 4.4 | 0.05 | 2.5 | 0.78 | 0.50 | 0.12 |
B21 | 20-35 | 5.7 | 4.9 | <0.05 | 2.7 | 1.5 | 0.43 | 0.12 |
B22 | 35-60 | 6.4 | 5.2 | <0.05 | 1.6 | 3.8 | 0.37 | 0.60 |
B23 | 60-90 | 6.5 | 5.1 | <0.05 | 0.94 | 5.7 | 0.41 | 1.3 |
B24 | 90-110 | 7.3 | 6.0 | 0.09 | 1.2 | 9.2 | 0.40 | 3.5 |
Horizon | Horizon Depth (cm) | Exchangeable Aluminium mg/kg | Exchangeable Acidity meq/100g | Field Capacity pF 2.5 | Wilting Point pF 4.2 | Coarse Sand (0.2-2.0 mm) | Fine Sand (0.02-0.2 mm) | Silt (0.002-0.02 mm) | Clay (<0.002 mm) |
A1 | 0-10 | <10 | 30.2 | 11.1 | 2.7 | 32.7 | 29.5 | 26.5 | |
A2 | 10-20 | 28 | 19.7 | 6.3 | 5.3 | 46.5 | 25.0 | 22.0 | |
B21 | 20-35 | <10 | 17.6 | 7.3 | 5.5 | 44.5 | 21.5 | 27.0 | |
B22 | 35-60 | <10 | 25.3 | 12.0 | 5.4 | 37.6 | 17.0 | 40.0 | |
B23 | 60-90 | 24.5 | 14.9 | 3.5 | 31.2 | 12.5 | 51.0 | ||
B24 | 90-110 | 31.0 | 20.2 | 3.4 | 24.3 | 11.5 | 60.0 |