Profile Number 17

Laboratory number:	0935	Profile Description
Site number:	382	A1	0 - 30 cm	Dark brown (10YR 4/3) sand; apedal; sandy fabric; loose when moist; abundant roots and rhizomes; pH 5.9; clear wavy boundary
Classification:	Northcote (1979) - Uc1.23 Stace et at. (1972) - Alluvial Soil	C₁	30 - 60 cm	Dark brown (10YR 4/3) sand; gravelly lenses 80 mm thick at top and bottom of horizon; apedal; sandy fabric; loose when moist; abundant roots; pH 6.5; clear wavy boundary
Location:	Stratford 8322, grid ref. 004063 8 km SW of Briagolong	C₂	60 - 120+ cm	Dark greyish brown (10YR 4/2) sand; apedal; sandy fabric; hard when dry; few roots; pH 6.5
Land system, component:	Stratford, 1
Topography:	Undulating alluvial terrace, 0% slope
Elevation:	40 m
Drainage:	Good
Parent material:	Holocene coarse-textured alluvium
Vegetation:	Cleared; grassland occasionally with Acacia mearnsii

LABORATORY ANALYSES 935
Horizon	Sample Depth cm	Lab. texture	Particle size distribution					Atterberg limits				1:5 soil water suspension			Clay mineralogy by x-ray diffraction
Horizon	Sample Depth cm	Lab. texture	Gravel %	Coarse sand % f.e.	fine sand % f.e.	Silt % f.e.	Clay % f.e.	liquid limit %	plastic limit %	plasticity index %	linear shrinkage %	pH	EC 25°C uS/cm	Cl- %	Depth cm	Composition %
Al Cl Cl C2	1 - 10 20 - 30 30 - 60 90 - 120	S S S S	0 2 1 0	62 22 81 51	34 66 17 44	2 6 <1 4	2 5 3 2					6.0 5.8 5.8 6.5	40 27 13 13	0.003 0.001 0.001 0.001

Horizon	Sample Depth cm	Org. C %	Total N %	1.3C N	Free Fe₂O₃ %	Available		HCl extract		Exchangeable cations
						P ppm	K ppm	P %	K %	Ca	Mg	K	Na	CEC	Ca % of CEC	Mg	K	Na	H
						P ppm	K ppm	P %	K %	Milliequivalents/100g				CEC	Ca % of CEC	Mg	K	Na	H
Al	1 - 10	0.54	0.046	15	0.5	11	220	0.008	0.16	0.8	0.8	0.5	<0.01	3.1	26	26	16	<1	32
Cl	20 - 30	0.65	0.047	18	1.0	11	200	0.012	0.23	1.6	0.8	0.4	0.03	7.5	21	11	5	<1	63
C1	30 - 60				4.9	6	50	0.005	0.11	0.7	0.4	0.1	0.01	2.1	33	19	5	<1	43
C2	90 - 120				0.5	8	70	0.078	0.19	1.0	1.0	0.1	<0.01	3.3	30	30	3	<1	37

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