Location: Waygara
Australian Soil Classification: Bleached-Mottled, Magnesic, Yellow CHROMOSOL
Northcote Factual Key: Dy3.41
Great Soil Group: yellow podsolic
Mapping Unit: Waygara
AAP Mapping Unit: Silver Creek
Previous Site Name: EG249, CFTT04
General Landscape Description: Undulating plain.
Site description: 6% slope to south.
Land Use: Native forest
Native vegetation: Lowland forest.
Geology: Mid-Tertiary sediments regarded as colluvium.
EG249 Landscape - typical of this unit 7 km south of the sample site.
Soil Profile Morphology:
Surface Soil
A1 | 0 – 15 cm | Dark grey (10YR4/1); fine sandy clay loam; weak medium granular structure; weak consistence moist; clear smooth transition to: | EG249 Profile |
A2 | 15 – 52 cm | Very pale brown (10YR7/4) conspicuous bleach; fine sandy clay loam; massive; very weak consistence moist; clear smooth transition to: | |
Subsoil | |||
B1 | 52-60 cm | Brownish yellow (10YR6/6) with common medium faint yellowish brown (10YR5/4) mottles; sandy clay; massive; weak consistence moist; clear wavy transition to: | |
B21 | 60-90 cm | Light yellowish brown (2.5Y6/4), many coarse distinct red (2.5YR4/6) mottles; light medium clay; moderate coarse polyhedral, parting to moderate medium polyhedral structure; very firm consistence moist; diffuse smooth transition to: | |
B22 | 90-140 cm | Grey (10YR6/1) with many very coarse prominent dark yellowish brown (10YR4/6) mottles; light medium clay; moderate coarse prismatic, parting to strong fine polyhedral structure; very firm consistence moist. |
Horizon | Horizon Depth (cm) | pH (water) | pH (CaCl2) | EC dS/m | Exchangeable Cations | |||
Ca | Mg | K | Na | |||||
meq/100g | ||||||||
B21 | 60-90 | 5.9 | 5.1 | 0.05 | <0.05 | 7.9 | 0.07 | 0.65 |
B22 | 90-140 | 5.7 | 4.8 | 0.07 | <0.05 | 8.6 | 0.08 | 0.91 |
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) |
B21 | 60-90 | <10 | 8.6 | 32.4 | 19.1 | 20.7 | 16.3 | 11.5 | 50 |
B22 | 90-140 | 32 | 9.9 | 30.6 | 22.3 | 15.2 | 14.4 | 11 | 57 |