Project Name:	Soil Studies in the Lower Namoi Valley
	Project Code:	EDGEROI	Site ID:	ed141	Observation ID:	1
	Agency Name:	CSIRO Division of Soils (QLD)
	Site Information
	Desc. By:	W.T. Ward	Locality:	John Howes, Glen Arvon
	Date Desc.:	14/01/87	Elevation:	195 metres
	Map Ref.:	Sheet No. : 8837_N   1:50000	Rainfall:	No Data
	Northing/Long.:	6658800 AMG zone: 55	Runoff:	No Data
	Easting/Lat.:	741400  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 flat	Slope Category:	Level
	Slope:	0 % 	Aspect:	No Data
	Surface Soil Condition (dry):	Self-mulching, Recently cultivated
	Erosion:
	Soil Classification
	Australian Soil Classification:	Mapping Unit:	N/A
	 N/A    	Principal Profile Form:	Ug5.15
	ASC Confidence:	Great Soil Group:	Grey clay
	Confidence level not specified
	Site Disturbance:	Cultivation. Rainfed
	Vegetation:
	Surface Coarse Fragments:
	Profile Morphology
	A11p	0 - 0.1 m	Dark grey (10YR4/1-Moist); Grey (10YR5/1-Dry); , 10YR62, 0-2% , 0-5mm, Distinct; Light 
	medium clay; Moderate grade of structure, 2-5 mm, Angular blocky; 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, Fine (0 - 2 mm), Nodules; Field pH 8.5 (pH 
	meter); Few, very fine (0-1mm) roots; Abrupt, Smooth change to - 
	A12	0.1 - 0.25 m	Very dark grey (10YR3/1-Moist); , 10YR62, 0-2% , 0-5mm, Distinct; , 10YR41, 0-2% , 0-5mm, 
	Faint; Medium clay; Moderate grade of structure, 50-100 mm, Angular blocky; 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, Fine (0 - 2 mm), 
	Nodules; Field pH 8.5 (pH meter); Few, very fine (0-1mm) roots; 
	A13	0.25 - 0.7 m	Very dark grey (10YR3/1-Moist); , 10YR62, 0-2% , 0-5mm, Distinct; Medium clay; Moderate 
	grade of structure, 10-20 mm, Lenticular; 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, Fine (0 - 2 mm), Nodules; Field pH 9 (pH meter); Few, very fine (0-
	1mm) roots; Gradual, Smooth change to - 
	B21	0.7 - 1 m	Brown (7.5YR4/4-Moist); , 10YR31, 2-10% , 5-15mm, Distinct; , 10YR62, 0-2% , 5-15mm, 
	Prominent; Medium clay; Weak grade of structure, 100-200 mm, Lenticular; Weak grade of 
	structure, 20-50 mm, Angular blocky; Smooth-ped fabric; Fine, (0 - 5) mm crack; Few (<1 per 
	100mm2) Very fine (0.075-1mm) macropores, Moderately moist; Very strong consistence; Very
	 few (0 - 2 %), Calcareous, Medium (2 -6 mm), Nodules; Field pH 9 (pH meter); 
	B22	1 - 1.4 m	Brown (7.5YR4/4-Moist); , 10YR62, 0-2% , 0-5mm, Distinct; , 7.5YR32, 0-2% , 5-15mm, Distinct;
	 Light medium clay; Weak grade of structure, 100-200 mm, Lenticular; Weak grade of structure, 
	10-20 mm, Angular blocky; Smooth-ped fabric; Fine, (0 - 5) mm crack; Few (<1 per 100mm2) 
	Very fine (0.075-1mm) macropores, Moderately moist; Very firm consistence; Very few (0 - 2 
	%), Calcareous, Fine (0 - 2 mm), Nodules; Field pH 9 (pH meter); Diffuse, Smooth change to - 
	C	1.41 - 2.74 m	Brown (7.5YR5/4-Moist); , 7.5YR44, 0-2% , 5-15mm, Distinct; Light medium clay; Weak grade of
	 structure, 5-10 mm, Angular blocky; Smooth-ped fabric; Fine, (0 - 5) mm crack; Few (<1 per 
	100mm2) Very fine (0.075-1mm) macropores, Moderately moist; Very firm consistence; Field pH
	 7.5 (pH meter); 
	Morphological Notes
	A11p	Query, MVpH soil truncated by land planing. The profile is sandy from 140cm through to 
	230cm (original textural variation).

	Project Name:	Soil Studies in the Lower Namoi Valley
	Project Code:	EDGEROI	Site ID:	ed141	Observation ID:	1
	Agency Name:	CSIRO Division of Soils (QLD)
	Observation Notes
	Parent Rock: alluvial sediment, mixed texture, with lime,  parna on third fan, Namoi
	Site Notes
	Cotton mounds 200mm high. Reddish brown subsoil shows in drain 20 meters from site.

	Project Name:	Soil Studies in the Lower Namoi Valley
	Project Code:	EDGEROI	Site ID:	ed141	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	7.95A	0.245A	23.32B	11.99	1.01	1.46
	0 - 0.1	8.36A	0.137A	23.64B	13.92	0.93	1.18
	0.1 - 0.2	8.59A	0.108A	24.48B	15.24	0.66	1.58
	0.3 - 0.4	8.8A	0.115A	22.48B	16.57	0.67	1.99
	0.7 - 0.8	8.94A	0.213A	15.28B	16.17	0.69	1.9
	1.2 - 1.3	8.83A	0.174A	12.62B	14.28	0.64	1.78
	2.5 - 2.6	8.28A	0.071A	13.71B	15.43	0.48	1.97
	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	1.18C	19.8	56.4
	0 - 0.1	0.2B	1.36C	48.3J	19.8	56.5
	0.1 - 0.2	0.1B	1.08C	46.1J	19.9	57.9
	0.3 - 0.4	<0.1B	0.89C	70.8J	19.4	59
	0.7 - 0.8	4.3B	0.42C	49.9J	19.3	52.8
	1.2 - 1.3	0.4B	0.24C	29.2J	16.9	45.3
	2.5 - 2.6	<0.1B	0.14C	25.9J	26	41.1
	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 - 0.1
	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:	ed141	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