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WCSS01b

Location: Hamilton

Australian Soil Classification: Vertic, Eutrophic, Black KUROSOL

General Description: Very gently inclined on a gently undulating plain.

Site Description: Grazing.

WCSS01-02 landscape
WCSS01-02 Landscape


Soil Profile Morphology:

Surface Soil

A10-15 cmFine sandy clay loam; strong very coarse sub-angular blocky, parting to moderate medium sub-angular blocky structure; pH 5.2:

Subsoil

B2115-40 cmVery dark greyish brown (10YR3/2) with slight weak red (2.5YR5/4) mottles; medium clay; strong very coarse sub-angular blocky, parting to strong medium to fine polyhedral structure; pH5.3.

Key Profile Features:

  • Strong texture contrast between surface (A) horizons and subsoil (B21) horizon.

Soil Profile Characteristics:


pH

Salinity Rating
Surface
(A1 horizon)
Strongly Acid
Moderate
Non Sodic
None
Subsoil
(B21 horizon)
Strongly Acid
Low
Non Sodic
None1
1 Moderate dispersion after remoulding.


Horizon
Horizon
Depth
(cm)
pH
(water)
pH
(CaCl2)
EC
ds/m
Organic Carbon
g/100g
Exchangeable Cations
Ca
Mg
K
Na
meq/100g
A1
0-15
5.2
4.7
0.42
6.7
6.6
3.4
0.41
0.12
B21
15-40
5.3
4.6
0.14
2.5
5.5
7.7
0.51
0.79


Horizon
Horizon Depth
(cm)
Exchangeable
Aluminium
mg/kg
Exchangeable Acidity
meq/100g
Field
Capacity
pF2.5
Wilting
Point
pF4.2
Coarse Sand
(0.2-2.0mm)
Fine Sand
(0.02-0.2mm)
Silt
(0.002-0.02mm)
Clay
(<0.002mm)
A1
0-15
26
16
38.4
20.3
3
34
22
30
B21
15-40
15
44.2
24.9
6
18
15
59

Profile Described By: Mark Imhof and David Rees (May 2010).
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