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Profile Number 52

Laboratory number: 0966A study of the land in the Catchment of Gippsland Lakes - Vol 2 - Soil profile 52Profile Description
Site number:484A10-10 cmVery dark greyish brown (10YR3/1) sandy loam; apedal; earthy fabric; hard when dry; 2% fine quartz gravel up to 5 mm; pH 4.5; clear boundary
Classification:Northcote (1979) – Dy3.31
Stace et al (1972) – Yellow Podzolic soil
A2110-30 cmDark brown to brown (10YR 4/3) fine sand; apedal; earthy fabric; hard when dry; 5% fine quartz gravel up to 5 mm; 2% ferruginous nodules up to 20 mm; pH 4.5; abrupt smooth boundary
Location:Stratford 8322; grid ref. 162168
Roadcuttng, 12km NE of Briagolong
A2230-75 cmYellowish brown (10YR 5/4) gravelly fine sand; apedal; earthy fabric; very firm when moist; 20% quartz gravel up to 30 mm, 60% ferruginous nodules up to 30 mm; pH 5.0; abrupt smooth boundary
Land system, component: Stockdale, 1B2175-90 cmYellowish brown (10YR 5/6) fine sandy clay; abundant prominent reddish brown and dark grey (>15 mm) mottles; weak coarse (20 mm) angular blocky structure; smooth-ped fabric; very firm when moist; 5% fine quartz gravel up to 5 mm; pH 5.0; gradual wavy boundary
Topography:Lower slope of hill, S aspect, 4% gradientB2290-150 cmYellowish brown (10YR 5/8) medium clay; abundant prominent reddish brown and grey (>15 mm) mottles; moderate medium (30 mm) angular blocky structure; smooth-ped fabric; very firm when moist; 5% fine quartz gravel up to 5 mm; pH 5.5; clear boundary
Elevation:120 mC150-180 cmYellowish brown (10YR 5/6) fine sand; abundant prominent reddish brown (>15 mm) mottles; apedal; earthy fabric; extremely hard dry; pH 5.0.
Drainage:Good
Parent material:Tertiary sand and clay
Vegetation:Pinus radiata forest
LABORATORY ANALYSES 966
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
LS
4
19
62
8
7
5.1
67
0.007
A21
20-30
LS
9
17
66
9
7
5.6
15
0.001
A22
30-60
L
26
16
60
12
13
5.5
12
0.001
B21
75-90
SC
5
16
43
1
38
5.6
21
0.001
B22
90-120
C
4
12
36
11
38
46
21
25
13
5.4
30
0.002
C
150-180
SL
5
18
62
4
13
5.9
31
0.005
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
13
0.050
34
0.4
3
10
0.004
0.022
0.14
0.26
0.01
0.12
11.5
1
2
<1
1
96
A21
20-30
0.61
0.022
36
0.5
0.003
0.024
0.03
0.14
<0.01
0.07
7.8
<1
2
<1
1
97
A22
30-60
0.6
0.003
0.023
0.07
0.09
<0.01
0.08
4.9
1
2
<1
2
95
B21
75-90
2.3
0.005
0.10
0.1
0.7
0.04
0.3
9.2
1
8
<1
3
88
B22
90-120
2.5
0.005
0.14
0.05
0.8
0.05
0.4
12.6
<1
6
<1
3
91
C
150-180
1.7
0.003
0.07
0.09
1.0
0.04
0.6
4.8
2
21
1
12
64
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