Group: Chiltern Landcare Group | Australian Soil Classification: Bleached, Dystrophic, Yellow KUROSOL |
Northcote Factual Key: Dy 2.41 | Great Soil Group: yellow podzolic |
NE3 landscape |
A1 | 0-5 cm | Dark brown (10YR3/3); light sandy clay loam with a hardsetting surface condition; weak coarse blocky structure; firm consistence dry; contains a common (20%) amount of quartz gravel (2-5 mm); pH 5.3; sharp and wavy change to: | NE3 profile |
A2 | 5-25 cm | Yellowish brown (10YR5/6) conspicuously bleached (10YR8/4d); light sandy clay loam; massive; very firm consistence dry; contains a common (20%) amount of quartz gravel (2-5 mm); pH 5.1; abrupt and wavy change to: | |
Subsoil | |||
B21 | 25-50 cm | Brownish yellow (10YR6/8); light medium clay (sandy); massive; strong consistence dry; contains a few (10%) quartz gravels (2-5 mm); pH 4.9; gradual change to: | |
B22 | 50-70 cm | Brownish yellow (10YR6/8); medium clay (sandy); moderate medium polyhedral structure; strong consistence dry; contains a common (15%) amount of quartz gravel; pH 4.8; gradual change to: | |
B23 | 70-90 cm | Yellowish brown (10YR5/6) and red (2.5YR4/8); light medium clay (sandy); strong medium to fine polyhedral structure; strong consistence dry; contains a common (20%) amount of quartz gravels (2-5%); pH 5.0; gradual change to: | |
B24 | 90+ cm | Light brownish grey (10YR6/2) with red (2.5YR4/8) and brownish yellow (10YR6/8) bands; light medium clay (sandy); strong medium to fine polyhedral structure; strong consistence dry; contains many (25%) quartz gravels (2-5 mm); pH 4.8. |
Horizon | pH | Salinity Rating | ||
Surface (A1 horizon) | strongly acid | very low | non-sodic | water-stable |
Subsoil (B21 horizon) | very strongly acid | very low | non-sodic | slaking, no dispersion |
Deeper subsoil (at 1 m) | very strongly acid | very low | non-sodic | slaking, no dispersion |
Horizon | Horizon Depth (cm) | pH (water) | pH (CaCl2) | EC 1:5 | Exchangeable Cations | |||
Ca | Mg | K | Na | |||||
meq/100g | ||||||||
A1 | 0-5 | 5.3 (5.2) | 4.3 | 0.06 | 5 | 0.8 | 0.2 | <0.1 |
A2 | 5-25 | 5.1 (4.9) | 4.0 | <0.05 | 1.1 | 0.3 | 0.1 | <0.1 |
B21 | 25-50 | 4.9 (4.9) | 4.1 | <0.05 | 1.2 | 1.2 | 0.2 | 0.1 |
B22 | 50-70 | 4.8 | <0.05 | 0.6 | 1.9 | 0.3 | 0.1 | |
B23 | 70-90 | 5 | <0.05 | 0.4 | 2.4 | 0.4 | 0.1 | |
B24 | 90+ | 4.8 | <0.05 | 0.2 | 2.4 | 0.4 | 0.1 |
Horizon | Horizon Depth (cm) | Exchangeable Aluminium mg/kg | 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 | 0-5 | 56 | 26.2 | 14.1 | 23 | 35 | 17 | 16 |
A2 | 5-25 | 132 | 17.9 | 10 | 24 | 39 | 17 | 19 |
B21 | 25-50 | 242 | 27.5 | 19.5 | 15 | 18 | 9 | 57 |
B22 | 50-70 | 244 | 31.9 | 24.2 | 12 | 11 | 8 | 68 |
B23 | 70-90 | 239 | ||||||
B24 | 90+ | 236 |