Download Agency Code: 501 Project Code: KLC Site Code: 0069

Agency Code: 501 Project Code: KLC Site Code: 0069
Described by: Heather Percy Date: 24/10/1991
Observation type: soil pit Category: full description
Lab Analyses: Detailed chemical and physical analyses.
Location: MGA94 Zone: 50 574610 mE 6255687 mN Elevation (m): 319 Map
sheet: Katanning 100K
Location notes: Soil pit in Lifflie Creek catchment, Broomehill LCD. road reserve
Site notes: as for site 28. Eutrophic variant.
Disturbance: Complete clearing; never cultivated.
Landform
Landform pattern: rises
Relief/modal slope: gently undulating rises
Landform element: hillslope
Morphological type: mid-slope
Pattern Relief: rises
Slope: 1 %
Slope curvature: convex slope
Microrelief: 12 m
Surface and Hydrological Properties
Rock outcrop: 0 %
Surface coarse fragments: no gravel sized; no stones and boulder sized
Physical properties: soft; ; moderately slow profile permeability; moderately deep
soil
Geology: unconsolidated material (unidentified)
Vegetation
Type: woodland;
Notes: Wandoo
Land use
Site: Not used.
Current Classification
WA Soil Group: (1999) Grey shallow sandy duplex
Australian Soil Classification: (2002) Eutrophic Mottled-Mesonatric Grey Sodosol
ASC confidence: very high
Soil Series: Indinup 1
Map Unit: 250Tn_2
Other Classifications
Northcote PPF: Dg4.43
Soil Profile Description
Horizon Depth (cm) Description
A11
0-7
Very dark grey (10YR 3/1 moist) humic loamy sand; no mottles; apedal, single grain
structure; no segregations segregations; 1% quartz coarse fragments; rapid permeability,
non-dispersing, non-slaking, water repellent; abundant medium roots; pH 6.5 (Raupach and
Tucker); EC 6 (mS/m (1:5)); notes: F A QZ; abrupt boundary.
A12
7-20
A2e
20-24
B2t
24-57
C
57-150+
Brown (10YR 4/3 moist) clayey sand; no mottles; apedal, single grain structure; no
segregations segregations; 5% quartz coarse fragments; rapid permeability, non-dispersing,
non-slaking, water repellent; abundant very fine roots; pH 7 (Raupach and Tucker); EC 5
(mS/m (1:5)); notes: F,C A; abrupt boundary.
Light grey (10YR 7/2 moist), white (10YR 8/1 dry) clayey coarse sand; no mottles; apedal,
single grain structure; no segregations segregations; 20% quartz coarse fragments; rapid
permeability, slow dispersion, non-slaking, non water repellent; many fine roots; pH 7.5
(Raupach and Tucker); EC 4 (mS/m (1:5)); notes: M,C A QZ & R GC; sharp boundary.
Light grey (10YR 7/2 moist) sandy medium clay; many medium distinct reddish yellow
(5YR 6/8 moist) redox mottles; rough-ped fabric; pedal, strong, 200-500 mm, columnar
structure; no segregations segregations; no coarse fragments; moderately slow permeability,
rapid dispersion, rapid slaking, non water repellent, non-calcareous; common medium roots;
pH 7.5 (Raupach and Tucker); EC 44 (mS/m (1:5)); notes: MOST ROOTS STOP TOP OF
C; clear boundary.
Very pale brown (10YR 8/3 moist) coarse sandy loam; no mottles; apedal, massive
structure; no segregations segregations; 40% quartz coarse fragments; moderately rapid
permeability, non-dispersing, rapid slaking, non water repellent, non-calcareous; few
medium roots; pH 8.5 (Raupach and Tucker); EC 240 (mS/m (1:5)); notes: F QZ.
Lab Results (501 KLC 0069)
Basic Chemistry
Sample
Horizon Match
Depth
A
B
C
D
E
P
Q
R
Z
1
2
3
4
5
4
4
4
1
0-7
7-20
20-24
24-57
57-150
20-30
30-50
50-60
0-10
A
A
A
A
A
C
B
C
C
pH_w
pH_CaCl EC
2
6.2
5.4
6.5
5.5
6.7
5.8
6.9
6
9.2
8.5
6.9
5.8
6.8
6.1
7.1
6.6
5.6
4.7
CaCO3_t OC_wb N_kjel
P_kjel
P_HCO3 PRI
ot
10
3.37
240
4
0.71
67
2
0.13
24
23
0.32
26
98
<2
0.06
21
13
55
120
10
2.58
0.181
290
51
K_HCO3 Al_CaCl2
1
0.7
0.4
7.5
7.5
<1
160
Exchangeable Cations
Sample
Horizon Match
Depth
A
B
C
D
E
P
Q
R
1
2
3
4
5
4
4
4
0-7
7-20
20-24
24-57
57-150
20-30
30-50
50-60
A
A
A
A
A
C
B
C
CEC
Exch_Ca Exch_Na Exch_K Exch_Mg Exch_Mn Exch_Al Sum_Exc ESP
CaMgR_ Exch_cats Base_stat
h
Exch
%
7.41 (2) 0.32 (2) 0.23 (2) 2.56 (2) 0.03 (2) 0.02 (2) 10.52 (1)
3 (3) 2.89 (1)
164.38 (2)
2.2 (2) 0.11 (2)
0.1 (2) 0.95 (2) <0.02 (2) <0.02 (2) 3.36 (1)
3 (3) 2.32 (1)
78.14 (2)
1 (1)
0.6 (1) 0.06 (1) 0.07 (1)
0.4 (1)
1.13 (1)
6 (2)
1.5 (1) 113 (2) 62.78 (2)
9 (1)
2.3 (1) 1.66 (1) 0.29 (1) 4.17 (1)
8.42 (1)
18 (2) 0.55 (1)
94 (2) 25.29 (2)
12 (3) 2.22 (3) 4.39 (3) 0.27 (3) 6.73 (3)
13.61 (1)
37 (2) 0.33 (1) 113 (2) 70.15 (2)
5 (1) 1.86 (1) 0.85 (1) 0.34 (1) 2.83 (1)
5.88 (1)
17 (2) 0.66 (1) 118 (2) 25.02 (2)
11 (1) 2.77 (1) 2.18 (1) 0.98 (1) 6.02 (1)
11.95 (1)
20 (2) 0.46 (1) 109 (2) 27.79 (2)
16 (1) 3.75 (1) 3.25 (1) 1.04 (1) 10.19 (1)
18.23 (1)
20 (2) 0.37 (1) 114 (2) 58.81 (2)
Particle Size Analysis
Sample
Horizon Match
Depth
A
B
C
D
E
1
2
3
4
5
0-7
7-20
20-24
24-57
57-150
A
A
A
A
A
gt2mm
s1000_20 s600_100 s300_600 s180_300 s150_180 s106_150 s75_106u sand
00
0u
u
u
u
u
0
7.8
15
22.4
13.6
4.2
6.4
6
11.18
13.7
19.6
23.1
12.7
3.8
5.5
4.4
0
8.7
21.1
29.8
14.5
4
5.5
4.4
0
3.9
11.1
17.4
9.2
2.8
4.1
3.6
41.43
12.7
14.1
17
8.8
2.5
3.9
3.5
s20_75u silt
14.3
9.7
6.9
8.4
9
clay
4
3.2
3.2
6.2
9
6.4
4.3
1.8
33.3
19.4
P
Q
R
Z
4
4
4
1
C
B
C
C
20-30
30-50
50-60
0-10
0
0
0
4.85
67.5
52
52.5
9
5
16.5
23.5
43
31