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CRC16

Back to Bet Bet Creek Catchment Homepage

Location: Lexton
Aust. Soil Class.: Magnesic, Mottled-Mesonatric, Brown SODOSOL (thick, sandy surface horizon)

General Site Description: Remnant low-level terrace between scald and creek, with some aeolian influence
Site Description: Grazing paddock
Geology: Quaternary alluvial sediments

Photo: Landscape Photo Bet Bet soil pits 1, 2 and 3
CRC16 Landscape

Soil Profile Morphology:

Surface Soil



Photo: Profile Photo Bet Bet soil pit 1
CRC16 Profile
A10-20 cmVery dark grey (10YR3/1); light fine sandy loam; weak medium subangular blocky, parting to weak fine subangular blocky structure; very weak consistence (dry); very few (<2%) fine angular quartz fragments; rough ped faces; moderately hydrophobic; pH 6.1; clear and smooth change to:
A2120-35 cmLight yellowish brown (10YR6/4) conspicuously bleached (10YR7/3 dry); light fine sandy loam; massive; weak consistence (dry); earthy fabric; pH 4.9; sharp and wavy change to:
A2235-45 cmPale brown (10YR6/3) conspicuously bleached (10YR8/2 dry); light fine sandy loam; massive; firm consistence (dry); very few (<2%) fine angular quartz fragments; earthy fabric; capping on prism tops; pH 5.1; sharp and wavy change to:

Subsoil
B145-60 cmStrong brown (7.5YR5/6) with many medium faint pale brown (10YR6/3) and brown (7.5YR4/4) mottles; light sandy clay loam; moderate very coarse columnar structure; strong consistence (dry); very few (<2%) fine subangular quartz fragments; rough-ped fabric; pH 6.3; clear and smooth change to:
B2160-80 cmBrown (7.5YR4/4) with many (40%) medium distinct light yellowish brown (10YR6/4) mottles; light clay (fine sandy); moderate very coarse prismatic, parting to moderate coarse angular blocky structure; strong consistence (dry); very few (<2%) fine subangular quartz fragments; rough-ped fabric; pH 6.5; clear and smooth change to:
B2280-105 cmLight yellowish brown (10YR6/4) with many medium distinct brown (7.5YR4/4), light brownish grey (10YR6/2) and reddish yellow (7.5YR6/6) mottles; fine sandy clay loam; weak very coarse subangular blocky structure; strong consistence (dry); rough-faced peds; many very fine macropores present; pH 6.6; gradual and smooth change to:
B23105-135 cmPale brown (10YR6/3) with many (40%) medium faint strong brown (7.5YR5/6) mottles; fine sandy clay loam; weak very coarse subangular blocky structure; very firm consistence (dry); rough-faced peds; many very fine macropores present; pH 7.2; clear and smooth change to:
2B21135-160 cmGrey (10YR6/1) with many (30%) medium distinct brown (7.5YR5/4) mottles; medium clay; weak very coarse subangular blocky, parting to weak medium subangular blocky structure; firm consistence (moderately moist); rough-faced peds; many very fine macropores present; pH 7.6; gradual and smooth change to:
2B22160-180 cmLight brownish grey (10YR6/1) with many (30%) coarse distinct reddish yellow (7.5YR6/6) mottles; silty clay loam; weak medium subangular blocky structure; weak consistence (moderately moist); smooth-faced peds; pH 7.5.

Key Profile Features: Soil Profile Characteristics:


pH
Salinity Rating
Surface
(A1 horizon)
Slightly Acid
Very Low
Non-Sodic
None
Subsoil
(B21 horizon)
Slightly Acid
Very Low
Strongly Sodic
Strong-Complete
Deeper subsoil
(at 160-180 cm)
Slightly Alkaline
Low-Medium
Strongly Sodic
Strong

Photo: Bet Bet 1 graphs

Horizon
Horizon Depth
pH
(water)
pH
CaCl2
EC
dS/m
NaCl
%
Exchangeable Cations
Ex Al
mg/kg
Ex Ac
meq/100g
Field
pF2.5
Wilting Point
pF4.2
Coarse Sand
(0.2-2.0mm)
Fine Sand
(0.02-0.2mm)
Silt
(0.002-0.02mm)
Clay
(<0.002mm)
Ca
Mg
K
Na
meq/100g
A1
0-20
6.4
5.3
0.09
4.2
0.57
0.30
0.25
<10
8.7
18.0
6.5
14
67
12
2
A21
20-35
4.9
4.2
0.09
0.30
0.20
0.09
0.32
69
4.3
21.5
1.9
13
70
12
3
A22
35-45
5.1
4.3
0.06
0.11
0.12
0.05
0.23
43
1.9
19.0
5.3
12
71
13
3
B1
45-60
6.3
4.9
0.13
0.19
1.9
0.11
1.1
13
2.7
16.0
5.7
9
57
18
15
B21
60-80
6.5
4.9
0.23
0.33
7.0
0.26
3.4
13
6.3
28.5
1.9
4
39
17
38
B22
80-105
6.6
5.3
0.22
0.13
5.2
0.17
3.1
<10
3.7
24.0
9.8
3
58
16
22
B23
105-135
7.2
6.0
0.25
0.18
5.1
0.17
3.3
2.4
2
65
15
18
2B21
135-160
7.6
6.4
0.26
0.04
0.3
7.2
0.2
3.4
1
42
26
29
2B22
160-180
7.5
6.4
0.31
0.05
0.2
4.9
0.2
2.5
1
39
39
19

Notes:
CC BY 4.0 AU

This page contains material sourced from the Victorian Resources Online (VRO) website, originally published by the State Government of Victoria.

The content is provided under the Creative Commons Attribution 4.0 Australia licence (CC BY 4.0 AU).

This material is presented in an archived form and is no longer maintained or updated. It is provided for general information only and should not be relied upon as current advice.

This site is hosted by the Centre for eResearch and Digital Innovation (CeRDI), Federation University Australia. It is not endorsed by Agriculture Victoria.

Agriculture Victoria does not accept liability for any loss, damage or consequences arising from the use of, or reliance on, this material.