H120

Location: Curdie Vale

Australian Soil Classification: Parapanic Sesquic Semi-aquic PODSOL
General Landscape Description: Rise; Hillock
Site Description: Mid East-North Eastly Facing Slope; undulating (4%)
Vegetation: Pasture
Geology: Neogene Sediments (Hanson Plains Sands)

H120 landscape image

Soil Profile Morphology:

Surface Soil

A1	0-15 cm	Black (10YR2/1); loamy sand; weak medium polyhedral structure; rough ped fabric; weak consistence, moist; pH 6.5; clear change to:	H120 Profile
A21e	15-25 cm	Greyish brown (10YR5/2); heavy sand; apedal structure; sandy fabric; very weak consistence, moderately moist; pH 4.5; abrupt change to:
A22e	25-45 cm	Light grey (10YR7/2); sand; apedal structure; sandy fabric; very weak consistence, moderately moist; pH 5.0; abrupt change to:
Subsoil
B21(s)	45-60 cm	Dark yellowish brown (10YR4/4); many, medium dark reddish brown (5YR3/4) mottles; sandy clay loam; moderate medium subangular blocky structure; rough ped fabric; firm to very strong consistence, moist; abundant medium gravely ferruginous nodules (discontinuous pan); pH 5.0; clear change to:
B22	60-75 cm	Yellowish brown (10YR5/4); common, medium distinct yellowish brown (10YR5/6) mottles; clay loam, coarse sandy; weak medium polyhedral structure; rough ped fabric; firm consistence, moist; very few medium gravely ferruginous nodules: pH 5.5; clear change to:
2B21	75-95 cm	Strong brown (7.5YR4/6); many, coarse prominent light brownish grey (10YR6/2) mottles; medium heavy clay; weak medium polyhedral/ indeterminant structure; smooth ped fabric; firm consistence, wet; pH 5.5; gradual change to:
2B22	95-108 cm	Light brownish grey (10YR6/2); many, very coarse prominent and strong brown (7.5YR4/6) mottles; medium heavy clay; weak medium polyhedral/ indeterminant structure; smooth ped fabric; firm consistence, wet; 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	6.0	5.4	0.11	11	1.6	0.57	0.27	5.8	0.43	11	<10	230	48	3	64

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	1.20	25.4	25.2	22.0	10.8	Minimal Aggregation

Profile Described By: David Rees, October 2007.

Page top