Profile Number 64

Laboratory number:	0954	Profile Description
Site number:	401	A1	0-5 cm	Very dark greyish brown (10YR 3/2) silty loam; weak crumb structure; rough-ped fabric; soft when dry; pH 4.5; gradual boundary
Classification:	Northcote (1979) – Dy3.22 Stace et al (1972) - Soloth	A2	5-20 cm	Dark greyish brown (10YR 4/2) silty clay loam; weak medium (10 mm) subangular blocky structure; rough-ped fabric; hard when dry; 5% quartz up to 10 mm; pH 5.5; clear boundary
Location:	Bairnsdale 8422, grid ref. 598136 3 km E of Bairnsdale East	B21	20-45 cm	Yellowish brown (10YR 5/4) medium clay; common distinct yellowish brown (<5 mm) mottles; strong coarse (20 mm) subangular blocky structure; rough-ped fabric; very hard when dry; 2% charcoal fragments up to 3 mm; pH 5.0-6.0; diffuse boundary
Land system, component:	Redgum 2, 1	B22	45-80 cm	Yellowish brown (10YR 5/6-5/8) light clay; abundant distinct dark brown (>15 mm) mottles; moderate medium (10 mm) subangular blocky structure; rough-ped fabric; very hard when dry; 10% fine quartz gravel up to 3 mm; 5% ferruginous nodules up to 5 mm; pH 7.0; clear boundary
Topography:	Slight depression on plain, 0% slope	B23	80-100 cm	Dark yellowish brown (10YR 4/4) light clay’ abundant distinct dark brown (>15 mm) mottles; moderate medium (10 mm) subangular blocky structure; rough-ped fabric; very hard when dry; 10% fine quartz gravel up to 3 mm; pH 7.0; clear boundary
Elevation:	20 m	B24	100-135 cm	Yellowish brown (10YR 5/8) light clay; common distinct reddish brown (<5 mm) mottles; moderate medium (10 mm) subangular blocky structure; rough-ped fabric; hard when dry; 10% fine quartz gravel up to 3 mm; pH 6.5-7.0
Drainage:	Poor
Parent material:	Pleistocene fine-textured alluvium
Vegetation:	Most native vegetation cleared; grassland with scattered Eucalyptus tereticornis, Acacia mearnsii and A. melanoxylon

LABORATORY ANALYSES 954
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 µS/cm	Cl- %	Depth cm	Composition %
A1	0-5	SiL	2	8	47	2	27	14				5.0	5.6	0.004	30-60	Mica 30; Illite 30; Chlorite 40
A2	10-20	SiL	4	6	38	27	18	25	18	7	4.8	5.5	53	0.005
B21	30-45	SiCL	7	3	24	33	39	35	15	20	10	5.4	100	0.009
B22	60-80	C	5	4	20	21	53					6.0	350	0.037
B23	90-100	C	2	4	31	17	48					6.6	540	0.064

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
A1	0-5	2.18	0.18	16	0.8	11	130	0.013	0.17	0.1	1.3	0.3	0.2	12.5	1	10	2	2	85
A2	10-20	1.01	0.092	14	0.8	4	30	0.009	0.22	1.0	1.3	0.2	0.3	10.4	10	12	2	3	73
B21	30-45				2.6			0.007	0.46	1.2	4.3	0.1	1.6	16.2	7	27	1	10	55
B22	60-80				3.9			0.008	0.48	1.5	8.5	0.2	4.9	22.0	7	39	1	22	31
B23	90-100				3.1			0.006	0.30	1.6	8.9	0.2	5.7	20.8	8	43	1	27	21

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