Agency Code: 501 Project Code: WBW Site Code: 0991
Described by: Peter Tille Date: 17/12/1992

Observation type: undisturbed soil core Category: full description
Lab Analyses: Detailed chemical and physical analyses.

Location: MGA94 Zone: 50  402732 mE  6263967 mN Map sheet:  Donnybrook 100K
Location notes: Edgar Hawter, Bottom pit, Mullalyup
Site notes: 

Surface and Hydrological Properties
Rock outcrop:   
Surface coarse fragments: 
Physical properties: 

Current Classification
WA Soil Group: (1999) Friable red/brown loamy earth
Australian Soil Classification: (2002) Haplic Mesotrophic Red Kandosol
ASC confidence: high
Soil Series: Ferguson
Map Unit: 255LvBL3

Soil Profile Description

Horizon	Depth (cm)	Description	
Ap	0-15	Dark reddish brown (5YR 3/3 moist) humic sandy loam; moderate, crumb structure; pH 6.1 (Raupach and Tucker); clear boundary.	
A3	15-25	Dark reddish brown (5YR 3/4 moist) sandy clay loam; earthy fabric; pH 5.8 (Raupach and Tucker); gradual boundary.	
B21	25-70	Red (2.5YR 4/6 moist) sandy clay; earthy fabric; pH 5.9 (Raupach and Tucker).	
B22	70-90	Red (2.5YR 4/6 moist) light clay; earthy fabric; pH 6.5 (Raupach and Tucker); notes: Hard Layer.	
B23	90-110	Red (2.5YR 4/6 moist) light clay; earthy fabric; pH 6.2 (Raupach and Tucker).	
Dg	110-130	Red (2.5YR 4/6 moist) gravel texture.	
D	130-160+	Red (2.5YR 5/8 moist) substrate; notes: Rocks.	

Lab Results (501 WBW 0991)

Basic Chemistry

Sample	Horizon	Match	Depth	pH_w	pH_CaCl2	EC	OC_wb	N_kjel	P_kjel	PRI	Al_CaCl2	
1	1	A	0-15	5.6	5	6	4.78	0.296	820	>1000	1	
2	2	A	15-25	6.3	5.4	2	1.27	0.084	210	>1000	<1	
3	3	B	30-60	6.4	5.6	3	0.58	0.046	130	>1000	<1	
4	4	C	60-90	6.7	6.1	3	0.34	0.022	97	>1000	<1	
5	5	C	90-120	6.8	6.2	3	0.31	0.019	92	>1000	<1	
6	7	C	120-150	7	6.4	3	0.32	0.022	97	>1000	<1	

Exchangeable Cations

Sample	Horizon	Match	Depth	CEC	Exch_Ca	Exch_Na	Exch_K	Exch_Mg	Exch_Mn	Exch_Al	Sum_Exch	ESP	CaMgR_Exch	Exch_cats%	Base_stat	
1	1	A	0-15		4.85 (2)	0.07 (2)	0.18 (2)	0.42 (2)	<0.02 (2)	0.56 (2)	5.52 (1)	1 (3)	11.55 (1)		77.75 (2)	
2	2	A	15-25		5.63 (2)	0.2 (2)	0.32 (2)	1.19 (2)	0.03 (2)	0.04 (2)	7.34 (1)	3 (3)	4.73 (1)		36.16 (2)	
3	3	B	30-60		4 (2)	0.12 (2)	0.36 (2)	1.21 (2)	0.03 (2)	0.02 (2)	5.69 (1)	2 (3)	3.31 (1)		14.12 (2)	
4	4	C	60-90	6 (1)	3.01 (1)	0.14 (1)	0.16 (1)	2.09 (1)			5.4 (1)	3 (3)	1.44 (1)	90 (2)	10.82 (2)	
5	5	C	90-120	6 (1)	2.65 (1)	0.12 (1)	0.19 (1)	2.25 (1)			5.21 (1)	2 (3)	1.18 (1)	87 (2)	10.88 (2)	
6	7	C	120-150	5 (1)	2.37 (1)	0.12 (1)	0.26 (1)	2.28 (1)			5.03 (1)	2 (3)	1.04 (1)	101 (2)	12.73 (2)	

Particle Size Analysis

Sample	Horizon	Match	Depth	s1000_2000	s600_1000u	s300_600u	s180_300u	s150_180u	s106_150u	s75_106u	sand	s20_75u	silt	clay	
1	1	A	0-15	4.9	5.3	11.2	15.3	5.8	8.8	7	81.2 (2)	22.8	11.7	7.1	
2	2	A	15-25	2.6	7.7	17.9	11.9	3.7	5.3	4.7	64.6 (2)	10.8	15.1	20.3	
3	3	B	30-60	1.8	6.4	15	9.2	2.5	4.2	2.9	48.1 (2)	6.1	11.6	40.3	
4	4	C	60-90	2	5	11.9	7.7	2	3.4	2.6	38.7 (2)	4.2	11.4	49.9	
5	5	C	90-120	3	4.8	11.9	7.8	2.3	3.2	2.5	40.7 (2)	5.1	11.4	47.9	
6	7	C	120-150	6.9	6.1	13.4	8.3	2.5	3.7	3	49.5 (2)	5.7	11	39.5