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Profile Number 57

Laboratory number: 0940A study of the land in the Catchment of Gippsland Lakes - Vol 2 - Soil profile 57Profile Description
Site number:387A110-12 cmDark brown (10YR 3/3) fine sandy loam; moderate angular blocky structure (5 mm); rough-ped fabric; soft when dry; abundant roots; pH 5.5; clear boundary
Classification:Northcote (1979) – Dy3.22
Stace et al (1972) – Non-calcic Brown Soil
A1212-25 cmDark brown (10YR 3/3) fine sandy loam; weak subangular blocky structure (5 mm); rough-ped fabric; slightly hard when dry; abundant roots; pH 6.0; clear wavy boundary
Location:Stratford 8322, grid ref. 04616
1 km W of Briagolong (Gorge Road)
A225-42 cmDark yellowish brown (10YR 4/4) fine sandy clay loam; apedal; earthy fabric; slightly hard when dry; many roots; pH 7.0; clear wavy boundary
Land system, component: Briagolong, 1B242-80 cmStrong brown (7.5YR 4/6) light clay; abundant prominent dark red mottles (5-15 mm); strong angular blocky structure (7 mm); rough-ped fabric; slightly hard when dry; many roots; pH 7.0; clear wavy boundary
Topography:1% slope on alluvial terraceC80-150 cmDark reddish brown (5YR ) fine sandy loam; weak angular blocky structure (5 mm); porous; rough-ped fabric; hard when dry; manganiferous nodules; pH 6.5
Elevation:40 m
Drainage:Good
Parent material:Pleistocene fine-textured alluvium
Vegetation:Cleared: grassland with predominantly Phalaris aquatica and Sporobolus africanus
Remarks:Monolith taken
LABORATORY ANALYSES 940
Horizon
Sample
Depth

cm
Lab.
texture
Particle size distribution
Atterberg limits
1:5 soil water suspension
Clay mineralogy by x-ray diffraction
Gravel

%
Coarse
sand
% f.e.
fine sand

% f.e.
Silt

% f.e.
Clay

% f.e.
liquid
limit
%
plastic
limit
%
plasticity
index
%
linear
shrinkage
%
pH
EC
25C
S/cm
Cl-

%
Depth

cm
Composition

%
A11
0-10
SiL
0
5
46
25
20
5.1
50
0.005
30-42
Mica 80;
Kaolinite 15;
Illite 5
A12
12-20
SiL
0
4
47
28
21
27
17
10
5.0
5.6
27
0002
A2
30-42
SiL
0
4
40
30
25
6.2
22
0.002
B2
60-80
SiC
0
1
26
54
41
40
18
22
12
6.3
35
0.002
C
90-120
SiL
0
6
45
27
23
6.5
34
0.003
Horizon
Sample
Depth

cm
Org. C


%
Total N


%
1.3C
N
Free
Fe2O3

%
Available
HCl extract
Exchangeable cations
P
ppm
K
ppm
P
%
K
%
Ca
Mg
K
Na
CEC
Ca
% of CEC
Mg
K
Na
H
Milliequivalents/100g
A11
0-10
2.07
0.21
13
1.4
8
260
0.020
0.31
1.9
0.8
0.9
0.1
13.1
15
6
7
1
71
A12
12-20
0.90
0.10
12
1.5
8
240
0.017
0.36
2.8
1.1
0.7
0.1
9.7
29
11
7
1
52
A2
30-42
2.2
0.013
0.48
2.7
1.5
0.7
0.1
7.9
34
19
9
1
37
B2
60-80
3.8
0.017
0.62
4.7
3.8
0.5
0.5
16.1
29
24
3
3
41
C
90-120
2.7
0.014
0.49
2.*9
2.9
0.2
0.5
0.4
28
28
2
5
37
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