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WLRA055

WLRA - soil pit WLRA55- landscape

    Site Code
WLRA55

    Location

Mount Stapylton, western Victoria

    Landform

Low hill

    Geology

Grampians colluvium

    Element

Hillslope

    Slope

35%

    Aspect

West south west

Horizon
Depth (cm)
Description

A1

0–5

Brown (10YR5/3);
loamy sand; weak medium polyhedral structure; rough ped-fabric; weak consistence, dry; water repellent; field pH 5.5; abrupt boundary to:

A2

5–20

Yellowish brown (10YR5/4), conspicuously bleached light grey (10YR7/2 dry);
loamy sand; massive (structureless); weak consistence when dry; coarse ferruginous nodules are common; field pH 6.0; gradual boundary to:

B1

20–60

Light grey (10YR6/2) with many coarse distinct brownish yellow (10YR6/6) mottles;
silty clay loam, heavy; moderate polyhedral structure; smooth-ped fabric; strong consistence when moderately moist; few coarse ferruginous nodules; field pH 5.5; gradual boundary to:

B21

60–90

Light grey (2.5Y7/2) with many coarse prominent red (2.5YR4/6) mottles;
light medium clay; weak polyhedral structure; smooth-ped fabric; very firm consistence when moderately moist; field pH 5.0; clear boundary to:

B22

90–115

Reddish brown (5YR5/4) with coarse distinct light brownish grey mottles common;
light clay; massive (structureless); very firm consistence when dry; field pH 4.5; clear boundary to:

B3

115–130+

Light grey (2.5Y7/2) with many prominent coarse dark olive brown mottles;
sandy loam; massive (structureless); very few small subangular quartz fragments; very firm consistence when moderately moist; field pH 4.0.

Management Considerations

  • Sandy topsoil
  • Poorly structured topsoil
  • Acidic profile
  • Mottled sub-soils indicate poor drainage
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