Project Name:	Soil Studies in the Lower Namoi Valley
	Project Code:	EDGEROI	Site ID:	ed001	Observation ID:	1
	Agency Name:	CSIRO Division of Soils (QLD)
	Site Information
	Desc. By:	E. Veldhuis	Locality:	Twynam Pastoral Co., Boolcarrol
	Date Desc.:	10/05/85	Elevation:	185 metres
	Map Ref.:	Sheet No. : 8837_N   1:50000	Rainfall:	No Data
	Northing/Long.:	6677900 AMG zone: 55	Runoff:	No Data
	Easting/Lat.:	741800  Datum: AGD66	Drainage:	No Data
	Geology
	ExposureType:	Undisturbed soil core	Conf. Sub. is Parent. Mat.:	No Data
	Geol. Ref.:	No Data	Substrate Material:	No Data
	Land Form
	Rel/Slope Class: 	No Data	Pattern Type:	No Data
	Morph. Type:	No Data	Relief:	No Data
	Elem. Type:	Terrace plain	Slope Category:	Level
	Slope:	1 % 	Aspect:	No Data
	Surface Soil Condition (dry):	Self-mulching, Trampled
	Erosion:
	Soil Classification
	Australian Soil Classification:	Mapping Unit:	N/A
	 N/A    	Principal Profile Form:	Ug5.16
	ASC Confidence:	Great Soil Group:	Grey clay
	Confidence level not specified
	Site Disturbance:	Complete clearing. Pasture, native or improved, cultivated at some stage
	Vegetation:
	Surface Coarse Fragments:
	Profile Morphology
	A11	0 - 0.09 m	Dark grey (10YR4/1-Moist); Dark greyish brown (10YR4/2-Dry); ; Medium heavy clay; Moderate
	 grade of structure, 20-50 mm, Subangular blocky; Earthy fabric; Fine, (0 - 5) mm crack; Few 
	(<1 per 100mm2) Very fine (0.075-1mm) macropores, Moderately moist; Very strong 
	consistence; 2-10%, fine gravelly, 2-6mm, angular tabular, Quartz, coarse fragments; Field pH 
	6.7 (pH meter); Common, very fine (0-1mm) roots; 
	A12	0.09 - 0.25 m	Very dark grey (10YR3/1-Moist); Very dark grey (10YR3/1-Dry); , 10YR52, 0-2% , 0-5mm, 
	Distinct; Medium heavy clay; Moderate grade of structure, 20-50 mm, Subangular blocky; Earthy
	 fabric; Fine, (0 - 5) mm crack; Few (<1 per 100mm2) Very fine (0.075-1mm) macropores, 
	Moderately moist; Very strong consistence; 2-10%, fine gravelly, 2-6mm, angular tabular, 
	Quartz, coarse fragments; Field pH 7 (pH meter); Common, very fine (0-1mm) roots; 
	A13	0.25 - 0.55 m	Very dark grey (10YR3/1-Moist); Very dark grey (10YR3/1-Dry); , 10YR52, 0-2% , 0-5mm, 
	Distinct; Medium heavy clay; Massive grade of structure; Moderate grade of structure, 10-20 
	mm, Subangular blocky; Earthy fabric; Fine, (0 - 5) mm crack; Few (<1 per 100mm2) Very fine 
	(0.075-1mm) macropores, Moderately moist; Very strong consistence; 2-10%, fine gravelly, 2-
	6mm, angular tabular, Quartz, coarse fragments; Field pH 8.5 (pH meter); Few, very fine (0-
	A14	0.55 - 1.01 m	Very dark grey (10YR3/1-Moist); Very dark grey (10YR3/1-Dry); , 10YR52, 0-2% , 0-5mm, 
	Distinct; , 10YR61, 0-2% , 0-5mm, Distinct; Medium clay; Massive grade of structure; Earthy 
	fabric; Few (<1 per 100mm2) Very fine (0.075-1mm) macropores, Moderately moist; Very firm 
	consistence; 0-2%, fine gravelly, 2-6mm, angular tabular, Quartz, coarse fragments; Very few 
	(0 - 2 %), Calcareous, Fine (0 - 2 mm), Nodules; Field pH 8.8 (pH meter); Few, very fine (0-
	1mm) roots; Diffuse, Smooth change to - 
	B21	1.01 - 1.9 m	Brown (10YR5/3-Moist); , 10YR21, 10-20% , 15-30mm, Distinct; , 10YR52, 0-2% , 0-5mm, 
	Distinct; Light medium clay; Weak grade of structure, 20-50 mm, Subangular blocky; Smooth-ped
	 fabric; Fine, (0 - 5) mm crack; Few (<1 per 100mm2) Very fine (0.075-1mm) macropores, 
	Moderately moist; Firm consistence; 0-2%, fine gravelly, 2-6mm, angular tabular, Quartz, coarse
	 fragments; Very few (0 - 2 %), Calcareous, Fine (0 - 2 mm), Nodules; Very few (0 - 2 %), 
	Manganiferous, Fine (0 - 2 mm), Nodules; Field pH 8.5 (pH meter); Few, very fine (0-1mm) roots; 
	B22	1.9 - 2.67 m	Brown (10YR5/3-Moist); , 10YR21, 2-10% , 15-30mm, Distinct; , 10YR82, 0-2% , 0-5mm, 
	Distinct; Medium clay; Massive grade of structure; Weak grade of structure, 10-20 mm, Cast; 
	Smooth-ped fabric; Fine, (0 - 5) mm crack; Few (<1 per 100mm2) Very fine (0.075-1mm) 
	macropores, Moderately moist; Strong consistence; Very few (0 - 2 %), Calcareous, Medium (2
	 -6 mm), Nodules; Field pH 8.7 (pH meter); 
	Morphological Notes

	Project Name:	Soil Studies in the Lower Namoi Valley
	Project Code:	EDGEROI	Site ID:	ed001	Observation ID:	1
	Agency Name:	CSIRO Division of Soils (QLD)
	A11	Observed crack depth is 51cm. Ao of 1.5cm. Inwashed coarse sand from 10cm to 
	140cm. The top 8cm is bleached (? by rainwater and sun). The crack fill in the B2 goes 
	beyond 267cm.
	Observation Notes
	Parent Rock: alluvial sediment, clay,  parna on fourth fan, Namoi
	Site Notes

	Project Name:	Soil Studies in the Lower Namoi Valley
	Project Code:	EDGEROI	Site ID:	ed001	Observation ID:	1
	Agency Name:	CSIRO Division of Soils (QLD)
	Laboratory Test Results:
	Depth	pH	1:5 EC	Exchangeable Cations 	Exchangeable	CEC	ECEC	ESP
	Ca	Mg	K	Na	Acidity
	 m	 dS/m	Cmol (+)/kg 	%
	0 - 0.02	7.78A	0.121A	22.41B	13.34	2.11	1.47
	0 - 0.08	6.85A	0.24A	18.31B	14.58	2.46	1.9
	0.1 - 0.2	8.08A	0.1A	23.42B	17.16	1.25	3.41
	0.3 - 0.4	9.2A	0.239A	23.08B	16.64	1.06	7.02
	0.7 - 0.8	9.29A	0.416A	16.78B	15.16	0.56	8.17
	1.2 - 1.3	9.24A	0.736A	20.33B	16.67	0.79	10
	2.5 - 2.6	9.46A	0.625A	14.64B	14.37	0.25	9.49
	Depth	CaCO3	Organic	Avail.	Total	Total	Total	Bulk 	Particle  Size  Analysis
	C	P	P	N	K	Density	GV	CS	FS	Silt	Clay
	 m	%	%	 mg/kg	%	%	%	 Mg/m3	%
	0 - 0.02	<0.1B	1.81C	10.5	57.4
	0 - 0.08	<0.1B	2.29C	60.3J	10.9	52.8
	0.1 - 0.2	<0.1B	0.9C	8.2J	11.2	58.2
	0.3 - 0.4	0.3B	0.74C	7.3J	11.6	51.9
	0.7 - 0.8	0.4B	0.35C	26J	10.9	49.7
	1.2 - 1.3	0.7B	0.25C	20J	10.8	55.6
	2.5 - 2.6	3.8B	0.03C	13J	12.6	51.8
	Depth	COLE	Gravimetric/Volumetric Water Contents	K sat	K unsat
	Sat.	0.05 Bar	0.1 Bar	0.5 Bar	1 Bar	5 Bar	15 Bar
	 m	g/g -  m3/m3	mm/h	mm/h
	0 - 0.02
	0 - 0.08
	0.1 - 0.2
	0.3 - 0.4
	0.7 - 0.8
	1.2 - 1.3
	2.5 - 2.6

	Project Name:	Soil Studies in the Lower Namoi Valley
	Project Code:	EDGEROI	Site ID:	ed001	Observation ID:	1
	Agency Name:	CSIRO Division of Soils (QLD)
	Laboratory Analyses Completed for this profile
	15A2_CA	Exchangeable bases (Ca2+,Mg2+,Na+,K+) - 1M ammonium chloride at pH 7.0, pretreatment for 
	soluble salts
	15A2_K	Exchangeable bases- 1M ammonium chloride at pH 7.0, pretreatment for soluble salts
	15A2_MG	Exchangeable bases- 1M ammonium chloride at pH 7.0, pretreatment for soluble salts
	15A2_NA	Exchangeable bases- 1M ammonium chloride at pH 7.0, pretreatment for soluble salts
	19B1	Carbonates - manometric
	3A1	EC of 1:5 soil/water extract
	4A1	pH of 1:5 soil/water suspension
	5A2	Chloride - 1:5 soil/water extract, automated colour
	6B3	Total organic carbon - high frequency induction furnace, infrared
	7B1	Water soluble nitrate - automated colour
	9B1	Bicarbonate-extractable phosphorus - manual colour
	P10_CF_C	Clay (%) - Coventry and Fett pipette method
	P10_CF_Z	Silt (%) - Coventry and Fett pipette method