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Profile Number 68

Laboratory number: 0964A study of the land in the Catchment of Gippsland Lakes - Vol 2 - Soil profile 68Profile Description
Site number:482A10-10 cmVery dark grey (10YR 3/1) loamy sand; weak crumb structure; rough-ped fabric; slightly hard when dry; 2% quartz up to 5 mm; pH 6.0; clear boundary
Classification:Northcote (1979) – Dy5.22
Stace et al (1972) - Soloth
A2110-20 cmDark greyish brown (10YR 4/2) sand; apedal; earthy fabric; soft when dry; 5% quartz gravel up to 10 mm; clear boundary
Location:Stratford 8322, grid ref. 313958
24 km E of Stratford, 3 km NW of Meerlieu
A2220-25 cmBrown (10YR 5/3) sand; apedal; earthy fabric; soft when dry; 5% quartz gravel up to 10 mm; pH 7.0; clear boundary
Land system, component: Redgum 1, 1B225-120 cmYellowish brown (10YR 5/6) heavy sandy clay; common distinct grey (2 mm) mottles; moderate coarse (20 mm) angular blocky structure; smooth-ped fabric; firm when moist; 2% quartz gavel up to 100 mm; 1% ferruginous nodules up to 10 mm; pH 7.0; gradual boundary
Topography:Alluvial terrace, 3% slopeC120-150 cmYellowish brown (10YR 5/8) sandy clay; abundant prominent reddish brown (2 mm) and abundant distinct grey (2 mm) mottles; moderate medium (10 mm) angular blocky structure; smooth-ped fabric; very firm when moist; 1% gravel quartz up to 10 mm; pH 7.5
Elevation:20 m
Drainage:Poor
Parent material:Pleistocene fine-textured alluvium
Vegetation:Cleared; grassland with scattered Eucalyptus tereticornis
LABORATORY ANALYSES 964
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

%
A1
0-10
S
2
45
42
5
4
5.9
29
0.003
30-60
Kaolinite 90;
Chlorite 10
A21
10-20
S
7
47
42
5
4
6.2
19
0.002
A22
20-25
S
15
46
45
4
5
6.5
17
0.002
B2
30-60
C
14
27
32
4
35
43
16
27
10
7.2
150
0.004
B2
90-120
C
19
20
29
4
44
7.7
340
0.025
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
A1
0-10
1.1
0.092
16
0.4
3
60
0.006
0.0022
1.1
0.5
0.2
0.08
6.7
16
7
3
1
73
A21
10-20
0.41
0.036
15
0.5
2
20
0.004
0.012
0.8
0.3
0.06
0.06
3.5
23
9
2
2
64
A22
20-25
0.17
0.019
12
0.4
2
10
0.003
0.009
0.4
0.2
0.04
0.07
1.8
22
11
2
4
61
B2
30-60
3.2
0.005
0.14
0.4
5.5
0.09
2.5
14.1
3
39
1
18
38
B2
90-120
4.0
0.004
0.16
0.2
7.3
0.09
4.9
17.2
1
42
1
28
28
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