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MP43

Location: Berriwillock.Australian Soil Classification: Epihypersodic, Pedal, Hypercalcic, CALCAROSOL (loamy surface).
Geology: Quaternary alluvial & aeolian deposits.General Landscape Description: Gently undulating plain with subdued rises.
Site Description: Cropping paddock on slight rise.

Photo: MP 43 landscape
Site MP43 Landscape


Soil Profile Morphology:

Surface Soil
Ap0-10 cmYellowish red (5YR4/6); light sandy clay loam; soft surface condition; very weak to weak consistence (dry); clear change to; moderately calcareous; pH 8.4; clear change to:
Photo: MP 43 profile
Site MP43 Profile
Subsoil

B1
10-15 cm
Yellowish red (5YR4/6); sandy clay loam; firm consistence (dry); pH 9.1; clear change to:

B21k
15-25 cm
Reddish brown (5YR4/4) with reddish yellow (5YR6/8) mottles; light medium clay; moderate-strong very coarse prismatic, parting to weak-moderate coarse blocky structure; firm to very firm consistence (dry); fine-earth carbonates common (15%); pH 9.6; gradual change to:

B22k
25-60 cm
Yellowish red (5YR5/6); light medium clay; strong-medium fine polyhedral structure; very firm consistence (dry); many (40%) fine-earth carbonates; gradual change to; pH 10.1; gradual change to:

B23k
60-100 cm
Yellowish red (5YR5/8); light medium clay; strong consistence (dry); very many (60%) fine-earth carbonates; gradual change to; pH 10.1; gradual change to:

B24
100-130 cm
Yellowish red (5YR5/6); few (5%) manganese flecks; pH 9.7.


Key Profile Features: Soil Profile Characteristics:

pH
Salinity Rating
Surface
(Ap horizon)
Moderately Alkaline
Low-Medium
Non-Sodic
None
Subsoil
(B21 15-25 cm horizon)
Very Strongly Alkaline
Low
Sodic
None1
Deeper subsoil
(at 100-130 cm)
Extremely Alkaline
High
Strongly Sodic
-
1 Strong dispersion after remoulding (noted in field).

Photo: MP 43 pH
Photo: MP 43 salinity
Photo: MP 43 sodicity

Photo: MP 43 clay

Photo: MP 43 boron

Horizon
Horizon Depth
(cm)
pH
(water)
pH (CaCl2)
EC
1:5
NaCI
%
Exchangeable Cations
Boron
(CaCl2)
mg/kg
Field
Capacity
pF2.5
Wilting Point
pF4.2
Coarse Sand
(0.2 - 2 mm)
Fine Sand
(0.02 -0.2 mm)
Silt
(0.002 -0.02 mm)
Clay
(<0.002 mm)
Ca
Mg
K
Na
meq/100g
Ap
0-10
8.4
8.1
0.55
<0.01
13
5.2
1.8
0.4
3.1
22
10
32
30
17
13
B1
10-15
9.1
8.4
0.24
24
7.2
1.5
1.6
4.6
25
12
30
30
17
18
B21
15-25
9.6
8.7
0.30
<0.01
10
11
1.9
3.4
9.6
36
18
21
19
17
23
B22k
25-60
10.1
9.2
0.66
0.05
2.2
9.1
1.8
6.7
28
35
18
21
17
3
35
B23k
60-100
10.1
9.8
0.83
0.09
2.0
8.1
1.6
7.7
27
B24
100-130
9.7
9.6
1.1
0.14
2.4
10
2.0
8.9

Profile Described By: Mark Imhof, April 2004.
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).

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