H83

Location: Timboon

Australian Soil Classification: Mottled Brown KUROSOL

General Landscape Description: Edge of Dissected Plain, Hill Slope
Site Description: Upper to Mid Slope
Vegetation: Pasture
Geology: Palaeogene and Neogene Sediments, Quaternary Colluvium

H83 landscape image

Soil Profile Morphology:

Surface Soil

A1	0-20 cm	Dark greyish brown (10YR3/2); fine sandy loam; strong medium polyhedral parting to fine subangular blocky structure; rough ped fabric; weak consistence, dry; pH 4.8; clear change to:	H83 Profile
A21	20-40 cm	Pale brown (10YR6/3), conspicuously bleached pink (5YR7/3d); loamy fine sand; weak medium polyhedral structure; rough ped fabric; weak consistence, dry; very few medium gravelly ferruginous concretions; pH 5.0; gradual change to:
A22	40-55 cm	Light brown (7.5YR6/3), conspicuously bleached pinkish grey (7.5YR7/2d) ; few faint yellowish brown mottles; loamy fine sand; weak medium polyhedral structure; rough ped fabric; weak consistence, slightly moist; very few medium gravelly ferruginous concretions; pH 5.0; gradual change to:
Subsoil
B21	55-75 cm	Yellowish brown (10YR5/4); many coarse distinct strong brown (7.5YR5/8) mottles; medium clay; moderate medium prismatic parting to strong fine angular blocky structure; smooth ped fabric; very firm consistence, slightly moist; pH 5.0; diffuse change to:
B22	75-105 cm	Yellowish brown (10YR5/4); many very coarse prominent dark yellowish brown (10YR4/4) and grey (7.5YR5/1) mottles; medium heavy clay; moderate medium prismatic parting to strong fine angular blocky structure; smooth ped fabric; very firm consistence, moist; pH 5.0.

Chemical Properties of Upper 10 cm:

Depth (cm)	pH (water)	pH (CaCl₂)	EC dS/m	Exchangeable Cations				Total Carbon %	Total Nitrogen %	Organic Matter %	Available Aluminium mg/kg	Available Potassium (Skene K) mg/kg	Phosphorous (Olsen P) mg/kg	Available Sulphur mg/kg	Phosphorous Buffering Index
				Ca	Mg	K	Na
				meq/100g
0-10	5.1	4.5	0.08	2.6	1.3	0.26	0.26	3.9	0.22	7.2	59	110	6	8	150

Physical Properties of Upper 10 cm:

Depth (cm)	Bulk Density kg/L	Volumetric Water				Dispersion				Slaking
		At Saturation pF0 mL/100mL	Near Saturation pF1.0 mL/100mL	Field Capacity pF2.0 mL/100mL	Wilting Point pF4.2 mL/100mL	Dry		Remoulded
						2 Hour	20 Hour	2 Hour	20 Hour
0-10	1.15	52.9	48.0	40.9	7.9	Nil	Slight	Nil	Slight	Partial

Profile Described By: David Rees, October 2006.

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