Location: Lake Tyers | Geo. Ref.: 0597130E 5813020N |
Australian Soil Classification: Melacic, Humosesquic, Aeric PODOSOL | Uniform textured deep sand |
General landscape description: Rolling low hills | |
Geology: Tertiary sediments | |
Site description: Simple mid slope 3% north east | |
Land use: Grazing | |
Native Vegetation: Lowland forest | |
Map unit: Stockdale with Munro |
A1 | 0 – 25 cm | Very dark grey (10YR3/1); sand; apedal, single grain structure; diffuse change to: | |
A2 | 25 – 60 cm | Dark grey (10YR4/1); sand; apedal, single grain structure; clear change to: | |
A3 | 60 – 75 cm | Greyish brown (10YR5/2); sand; apedal, single grain structure; diffuse change to: | |
Subsoil | |||
Bhs | 75 – 95 cm | Greyish brown (10YR5/2); sand; apedal, single grain structure; with pockets of a mainly very dark brown (10YR3/2) weakly cemented organic pan; clear change to: | |
C | 60 – 90 mm | Light brownish grey (10YR6/2); sand; apedal, single grain structure |
pH | Salinity rating | Sodicity | Dispersion | Slaking | |
Surface soil (A1 horizon) | Strongly acid | Very low | Non-sodic | Minimal aggregation | Minimal aggregation |
Subsurface (A2horizon) | Strongly acid | Very low | Non-sodic | Minimal aggregation | Minimal aggregation |
Deeper subsoil (70-95 cm) | Moderately acid | Very low | Non-sodic | Minimal aggregation | Minimal aggregation |
Horizon | Depth cm | Field texture | pH water | pH CaCl2 | EC dS/m | Coarse sand % | Fine sand % | Silt % | Clay % | Field cap. % w/w | Wilt. point % w/w | PAW* water % w/w |
A1 | 0-25 | S | 5.3 | 4.2 | <0.05 | 69 | 20 | 1 | 2 | 10.6 | 5.4 | 5.2 |
A2 | 25-60 | S | 5.5 | 4.3 | <0.05 | 68 | 24 | 1 | 2 | 8.4 | 1.5 | 6.9 |
A3 | 60-75 | S | 5.9 | 4.8 | <0.05 | 64 | 27 | 1 | 3 | 6.7 | 1.2 | 5.5 |
Bhs | 75-95 | S | 6.0 | 5.0 | <0.05 | 58 | 30 | 4 | 4 | 9.2 | 2.4 | 6.8 |
Depth | OrgC# | Total N | Free Fe2O3 | Exch. Al | Exchangeable cations cmol (+) /kg | Ca:Mg | ESP | ||||||
cm | % | % | % w/w | ppm | Ca | Mg | K | Na | Total | H | CEC | ||
0-25 | 1.8 | 0.085 | <10 | 2.2 | 0.77 | 0.18 | 0.1 | 3.2 | 7.1 | 10.3 | 2.8 | ||
25-60 | 0.66 | <0.05 | 20 | 0.76 | 0.22 | <0.05 | 0.057 | 1.1 | 4.0 | 5.1 | 3.4 | ||
60-75 | <0.30 | <0.05 | <10 | 0.55 | 0.38 | <0.05 | 0.077 | 1.1 | 1.4 | 2.5 | 1.4 | ||
75-95 | 0.5 | <0.05 | <10 | 1.1 | 1.4 | <0.05 | 0.18 | 2.6 | 4.9 | 7.5 | 0.8 |
Location: Swan Reach | Geo. Ref.: 0579100E 5812700N |
Australian Soil Classification: Melacic, Humosesquic, Aeric PODOSOL | Uniform textured deep sand |
General landscape description: Undulating rises | |
Geology: Tertiary aeolian sediments | |
Site description: Simple mid slope, N aspect, 8% slope | |
Land use: Not specified | |
Map unit: Stockdale with Munro |
A11 | 0 – 20 cm | Black (10YR2/1); loamy sand; single grain; very weak dry; clear smooth change to: |
A12 | 20 – 45 cm | Very dark grey (10YR3/1); loamy sand; massive; very firm moist; clear wavy change to: |
A2 | 45- 87 cm | Pale brown (10YR6/3) conspicuously bleached (10YR7/2); clayey sand; very firm moist; clear wavy change to: |
Subsoil | ||
Bhs | 87 – 120 cm | Brownish yellow (10YR6/8) with prominent grey mottles; sandy clay loam; weak fine angular blocky structure; very firm moist; clear smooth change to: |
C | 120 – 140 cm | Brownish yellow (10YR6/8); clayey sand; massive; firm moist. |
Horizon | Depth cm | Field texture | pH water | EC dS/m | Gravel % | Coarse sand % | Fine sand % | Silt % | Clay % | Field cap. % w/w | Wilt. point % w/w | PAW* water % w/w |
A11 | 0-10 | LS | 5.9 | 0.05 | 4 | 51 | 24 | 7 | 15 | |||
A12 | 30-45 | LS | 5.2 | <0.05 | 4 | 63 | 24 | 6 | 4 | |||
A2 | 60-87 | CS | 6.2 | <0.05 | 6 | 65 | 26 | 3 | 8 | |||
Bhs | 90-115 | LS | 5.8 | 0.17 | 14 | 52 | 19 | 7 | 21 | |||
C | 120-140 | CS | 5.4 | 0.18 | 16 | 55 | 23 | 8 | 12 |
Depth | OrgC# | Total N | Free Fe2O3 | Exch. Al | Exchangeable cations cmol(+)/kg | Ca:Mg | ESP | ||||||
cm | % | % | % w/w | ppm | Ca | Mg | K | Na | Total | H | CEC | ||
0-10 | 1.8 | 0.092 | 0.2 | 2.3 | 1.3 | 0.2 | 0.1 | 3.9 | 7.4 | 11.3 | 1.8 | ||
30-45 | 0.73 | 0.029 | 0.1 | 0.2 | 0.4 | 0.06 | 0.1 | 0.8 | 5.7 | 6.5 | 0.5 | ||
60-87 | 0.13 | 0.006 | 0.1 | <0.01 | 0.15 | 0.03 | 0.05 | 0.23 | 0.83 | 1.06 | |||
90-115 | 0.11 | 0.015 | 1.3 | 0.1 | 3.2 | 0.09 | 1.2 | 4.6 | 5.5 | 10.1 | 0.03 | 12 | |
120-140 | 0.06 | 0.011 | 1.9 | 0.09 | 2.0 | 0.06 | 1.0 | 3.2 | 3.1 | 6.3 | 0.05 | 16 |