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SFS 19a

Location: Teesdale-Inverleigh Road
Aust. Soil Class.: Ferric, Subnatric, Brown SODOSOL

General Landscape Description: Level Plain, "top paddock"
Site Description: Level plain, but closer to side of Leigh River Valley

Image:  SFS 19a landscape
SFS 19a

Soil Profile Morphology:

Surface Soil

Ap
A2

Subsoil

B21


0-15/18 cm
10-30 cm





Sandier and more prone to wind erosion:
Distinguish A21 and A22; extending to 45 cm depth; minor gravel confined to <10 cm above B21; conspicuously bleached (10YR 7/2 dry); 50-70% gravel 5-20 mm:


Wetter subsoil conditions indicated. Coarse units similar to SFS19 but less fractured. Common manganiferous coatings inside peds.
Image:  SFS 19a profile
SFS 19a
Key Profile Features:
  • Strong texture contrast between surface (A) horizons and subsoil (B21) horizon.
  • Conspicuously bleached subsurface (A2) horizon.

Soil Profile Characteristics:



pH
Salinity Rating
Subsoil
(B21 horizon)
Near Neutral
Very Low
Sodic
None1
1 Complete dispersion after remoulding

Horizon
Horizon Depth
(cm)
pH
(water)
pH
(CaCl2)
EC
dS/m
NaCl
Exchangeable Cations
Ca
Mg
K
Na
meq/100g
B21
55-65
7.1
6.5
0.24
0.08
4.3
12
0.53
2.2

Horizon
Horizon Depth
(cm)
Exchangeable Aluminium
mg/kg
Exchangeable Acidity
meq/100g
Field
Capacity
pF2.5
Wilting Point
pF4.2
Coarse Sand
(0.2-2.0 mm)
Fine Sand
(0.02-0.2 mm)
Silt
(0.002-0.02 mm)
Clay
(<0.002 mm)
B21
55-65
40.1
28.1
5.7
4.4
4.0
85.0


Notes
  • Profile described by Richard MacEwan & Mark Imhof, June, 2000.


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