H100

Location: Curdie Vale

Australian Soil Classification: Semi-aquic PODSOL

General Landscape Description: Gently Undulating Plain
Site Description: Plain Depression; Very Gently Undulating (3%)
Vegetation: Pasture
Geology: Neogene Sediments

H100 landscape image

Soil Profile Morphology:

Surface Soil

A1	0-20 cm	Black (10YR2/1); heavy loamy sand; weak medium polyhedral structure; rough ped fabric; firm consistence, slightly moist; pH 6.0; clear change to:	H100 Profile
A2	20-35 cm	Greyish brown (10YR5/2), sporadicly bleached light grey (10YR6/1 to 7/1d) ; heavy sand; apedal (massive) structure; sandy fabric; very weak consistence, dry; pH 4.0; abrupt change to:
Subsoil
Bh	35-40 cm	Black (10YR2/1); sandy loam; apedal (massive) structure; earthy fabric; very firm consistence, slightly moist; earthy continuous pan; pH 4.5; clear change to:
Bhs	40-55 cm	Dark brown (7.5YR3/3); common medium distinct light yellowish brown (10YR6/4) mottles; sandy clay loam; apedal (massive) structure; earthy fabric; firm consistence, moist; many ferruginous nodules; 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	5.8	5.3	0.19	12	2.7	0.56	0.57	8.4	0.56	16	<10	180	18	7	27

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	0.94	56.8	55.3	41.8	17.5	Minimal Aggregation

Profile Described By: David Rees, October 2006.

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