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HUME212

Location: Benambra

Australian Soil Classification: Mottled-Sodic, Calcic, Black CHROMOSOL

Map Unit: Benambra (Component 4)
Previous Site Name: HUME212

General Landscape Description: Low lunette
Site Description: Road reserve
Geology: Quaternary alluvial/aeolian deposits


Soil Profile Morphology:


Surface soil

A110-7 cmBlack (10YR2/1); fine sandy clay loam; moderate medium to coarse angular blocky structure; pH 5.5; clear smooth boundary to:

A127-15 cmBlack (10YR2/1); fine sandy light clay; moderate medium to coarse angular blocky structure; pH 6.2; clear smooth boundary to:


Subsoil

B2115-30cmMottled black and dark yellowish brown; heavy clay; strong fine angular blocky structure; occasional coarse carbonate concretions; pH 8.6; clear smooth boundary to:

B2230-60 cmMottled black and dark yellowish brown; heavy clay; strong 1-5 cm blocky peds arranged in columns; occasional coarse carbonate concretions; pH 8.6; clear smooth boundary to:

B2360-100 cm +Mottled olive and black; heavy clay; strong fine to medium subangular blocky peds weakly arranged in columns; calcium carbonate concretions up to coarse in size are common – decreasing below 100 cm; pH 8.4.


Soil Profile Characteristics:
-

pH
Salinity
Surface soil
(A1 horizon)
Moderately Acid
Very Low
Non-sodic
Subsoil
(B21 horizon)
Strongly Alkaline
Medium
Non-sodic
Deeper subsoil
90-115cm
Moderately Alkaline
High
Sodic


Chemical and Physical Analysis:

Horizon
Horizon Depth
(cm)
pH
(water)
EC
dS/m
Organic Carbon
%
Total
Nitrogen
%
Exchangeable Cations
Coarse Sand
(0.2-2.0 mm)
%
Fine Sand
(0.02-0.2 mm)
%
Silt
(0.002-0.02 mm)
%
Clay
(<0.002 mm)
%
Ca
Mg
K
Na
meq/100g
A1
0-7
5.5
0.09
3.5
0.32
8.8
5.0
2.1
0.3
11
36
17
27
B21
15-30
6.2
0.06
1.3
0.12
8.3
10.5
2.5
0.8
6
22
6
58
B22
30-60
8.6
0.80
0.2
0.04
10.2
20.2
2.2
1.3
B23
60-110
8.4
1.20
9.1
21.7
1.9
3.8
1
11
9
74

Soil Profile Described By: Ken Rowe, 1970.
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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