H112

Location: Purrumbete

Australian Soil Classification: Self-mulching Black VERTOSOL

General Landscape Description: Very gently undulating plain; Volcanic plain, Edge of Stony Rises
Site Description: Plain; very gently undulating (1%). Gilgaied
Vegetation: Pasture
Geology: Quaternary Basalt and Sediments

H112 Landscape

Soil Profile Morphology:

Surface Soil

A11	0-6 cm	Black (7.5YR2.5/1); light medium clay; moderate medium parting to strong fine subangular blocky structure; rough ped fabric; firm consistence, dry; pH 5.0; abrupt change to:	H112 Profile
A12	6-20 cm	Black (10YR2/1); medium heavy clay; strong medium parting to fine subangular blocky structure; smooth ped fabric; very firm consistence, slightly moist; very few fine gravelly ferromanganiferous nodules; pH 6.5; gradual change to:
Subsoil
B21	20-40 cm	Black (2.5Y2.5/1); heavy clay; strong medium prismatic parting to fine prismatic structure; smooth ped fabric; very firm consistence, slightly moist; very few fine gravelly ferromanganiferous nodules; very few fine gravelly subrounded basalt; pH 5.5; diffuse change to:
B22	40-80 cm	Black (5Y2.5/1); heavy clay; moderate coarse lenticular and prismatic parting to medium prismatic parting to fine subangular blocky structure; smooth ped fabric; very firm consistence, moist; very few fine gravelly ferromanganiferous nodules; few fine gravelly subrounded basalt; pH 5.5; diffuse change to:
B23	80-110 cm	Black (5Y2.5/1); heavy clay; moderate coarse lenticular and prismatic parting to medium prismatic and subangular blocky structure; smooth ped fabric; very firm consistence, moist; very few fine gravelly ferromanganiferous nodules; very few fine gravelly subrounded basalt; 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	5.3	4.8	0.25	13	11	0.96	0.91	8.9	0.69	16	<10	290	16	33	290

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	0.91	64.5	53.0	49.2	35.2	Nil	Nil	NIl	Slight	Water Stable

Profile Described By: David Rees, October 2006.

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