*** Primary Characterization Data ***

Pedon ID: S1970TX471004

( Walker, Texas )

Print Date: Nov 21 2024 3:38PM

Sampled as on Dec 1, 1970:	AROL
Revised to correlated:	Arol ; Fine, smectitic, thermic Typic Albaqualfs

				United States Department of Agriculture
SSL	-	Project	NL40001   SSIR SAMPLES	Soil Conservation Service
	-	Site ID	S1970TX471004   Lat: 30° 44' 51.00" north  Long: 95° 43' 15.00" west  MLRA: 87A	Lincoln Soil Survey Laboratory
	-	Pedon No.	40A4605	Soil Laboratory
	-	General Methods 1B1A, 2A1, 2B		Lincoln, Nebraska

---

Layer	Horizon	Orig Hzn	Depth (cm)	Field Label 1	Field Label 2	Field Label 3	Field Texture	Lab Texture
40A35090	Apg	Ap g	0-13	71L0022				LFS
40A35091	Ag	A12g	13-32	71L0023				FSL
40A35092	Eg	A2 g	32-33
40A35093	Btg1	B21t g	33-58	71L0024				C
40A35094	Btg2	B22t g	58-81	71L0025				CL
40A35095	Bg	B3 g	81-114	71L0026				SCL
40A35096	C1	C 1	114-150	71L0027				FSL
40A35097	C2	C 2	150-203	71L0028				FSL

---

Pedon Calculations
Calculation Name	Result	Units of Measure
CEC Activity, CEC7/Clay, Weighted Average	0.86	(NA)
Clay, carbonate free, Weighted Average	41	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	21	% wt
Clay, total, Weighted Average	41	% wt
Weighted averages based on control section: 33-83 cm

---

PSDA  &  Rock Fragments				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-	-12-	-13-	-14-	-15-	-16-	-17-	-18-
					(- - - - - Total - - - - - -)			(- - Clay - - -)		(- - - - Silt - - - - -)		(- - - - - - - - - - - - Sand - - - - - - - - - - - -)					( Rock Fragments   (mm) )
				Lab	Clay	Silt	Sand	Fine	CO3	Fine	Coarse	VF	F	M	C	VC	(- - - - - - - - Weight - - - - - - - -)				>2 mm
				Text-	<	.002	.05	<	<	.002	.02	.05	.10	.25	.5	1	2	5	20	.1-	wt %
	Depth			ure	.002	-.05	-2	.0002	.002	-.02	-.05	-.10	-.25	-.50	-1	-2	-5	-20	-75	75	whole
Layer	(cm)	Horz	Prep		(- - - - - - - - - - - - - - - - - - - - - - - - - - % of <2mm Mineral Soil - - - - - - - - - - - - - - - - - - - - - - - - - - -)												(- - - - - - - % of <75mm - - - - - -)				soil
				3A1a1a	3A1a1a	3A1a1a	3A1a1a	3A1a1a		3A1a1a	3A1a1a	3A1a1a	3A1a1a	3A1a1a	3A1a1a	3A1a1a	3B1	3B1	3B1
40A35090	0-13	Apg	S	lfs	6.0	17.8	76.2	2.2		4.1	13.7	25.2	39.2	7.7	3.2	0.9	--	--	--	51	--
40A35091	13-32	Ag	S	fsl	8.6	26.5	64.9	6.2		8.5	18.0	23.8	32.1	6.1	2.6	0.3	--	--	--	41	--
40A35092	32-33	Eg	S														--	--	--
40A35093	33-58	Btg1	S	c	45.4	19.8	34.8	38.5		7.7	12.1	14.2	16.5	3.0	1.0	0.1	--	--	--	21	--
40A35094	58-81	Btg2	S	cl	37.3	22.8	39.9	26.5		11.7	11.1	19.7	17.8	1.4	0.8	0.2	--	--	--	20	--
40A35095	81-114	Bg	S	scl	29.8	21.4	48.8	11.7		11.4	10.0	21.8	26.2	0.5	0.2	0.1	--	--	--	27	--
40A35096	114-150	C1	S	fsl	9.4	30.6	60.0	3.1		17.5	13.1	29.1	30.2	0.6	0.1	tr	--	--	--	31	--
40A35097	150-203	C2	S	fsl	14.6	21.4	64.0	4.3		13.7	7.7	15.9	46.3	1.6	0.2	tr	--	--	--	48	--

*** Primary Characterization Data ***

Pedon ID: S1970TX471004

( Walker, Texas )

Print Date: Nov 21 2024 3:38PM

Sampled As	:	AROL
USDA-SCS-Soil Survey Laboratory			;	Pedon No.  40A4605

---

Bulk Density  &  Moisture				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-	-12-	-13-	-14-
				(Bulk Density)		Cole	(- - - - - - - - - - - Water Content - - - - - - - - - - -)					( Air Dry-Oven Dry )		WRD	Aggst
				33	Oven	Whole	6	10	33	1500	1500 kPa	(- - - - Ratio - - - -)		Whole	Stabl	(- - Ratio/Clay - -)
	Depth			kPa	Dry	Soil	kPa	kPa	kPa	kPa	Moist		Corrected	Soil	2-0.5mm	CEC7	1500 kPa
Layer	(cm)	Horz	Prep	(- - - g cm-3 - - -)			(- - - - - - - - - - - - pct of < 2mm - - - - - - - - - - - -)							cm3 cm-3	%
				NK	4A1h			4B1c	NK	NK
40A35090	0-13	Apg	S							2.8						0.95	0.47
40A35091	13-32	Ag	S							3.6						0.77	0.42
40A35093	33-58	Btg1	S	1.30	1.94	0.143		37.5	37.2	21.8				0.20		0.82	0.48
40A35094	58-81	Btg2	S	1.44	1.88	0.093		29.8	29.4	20.0				0.14		0.90	0.54
40A35095	81-114	Bg	S							18.4						1.00	0.62
40A35096	114-150	C1	S							13.8						2.53	1.47
40A35097	150-203	C2	S	1.33	1.39	0.015		29.7	29.7	11.4				0.24		1.55	0.78

---

Carbon  &  Extractions

-1-

-2-

-3-

-4-

-5-

-6-

-7-

-8-

-9-

-10-

-11-

-12-

-13-

-14-

-15-

-16-

-17-

-18-

-19-

(- - - - - Total - - - - -)

Est

OC

C/N

(- - - Dith-Cit Ext - - -)

(- - - - - - Ammonium Oxalate Extraction - - - - - -)

(- - - Na Pyro-Phosphate - - -)

Depth

C

N

S

OC

(WB)

Ratio

Fe

Al

Mn

Al+½Fe

ODOE

Fe

Al

Si

Mn

C

Fe

Al

Mn

Layer

(cm)

Horz

Prep

(- - - - - - - - - - % of <2 mm - - - - - - - - - -)

(- - - - - - - - - - - - - - - - - - - % of < 2mm - - - - - - - - - - - - - - - - -)

mg kg-1

(- - - - - - % of < 2mm - - - - -)

NK

40A35090

0-13

Apg

S

0.90

40A35091

13-32

Ag

S

0.63

40A35093

33-58

Btg1

S

0.60

40A35094

58-81

Btg2

S

0.31

40A35095

81-114

Bg

S

0.15

40A35096

114-150

C1

S

0.03

40A35097

150-203

C2

S

0.01

*** Primary Characterization Data ***

Pedon ID: S1970TX471004

( Walker, Texas )

Print Date: Nov 21 2024 3:38PM

Sampled As	:	AROL
USDA-SCS-Soil Survey Laboratory			;	Pedon No.  40A4605

---

CEC  &  Bases				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-	-12-	-13-	-14-
				(- - - - - - NH4OAC Extractable Bases - - - - -)								CEC8	CEC7	ECEC		(- - - - Base - - - -)
								Sum	Acid-	Extr	KCl	Sum	NH4	Bases	Al	(- Saturation -)
	Depth			Ca	Mg	Na	K	Bases	ity	Al	Mn	Cats	OAC	+Al	Sat	Sum	NH4OAC
Layer	(cm)	Horz	Prep	(- - - - - - - - - - - - - - - - - cmol(+) kg-1 - - - - - - - - - - - - - - - - - - -)							mg kg-1	(- - - - cmol(+) kg-1 - - -)			(- - - - - - - - % - - - - - - - -)
				NK	NK	NK	NK		NK	NK			NK
40A35090	0-13	Apg	S	3.0	0.8	0.1	0.2	4.1	3.1	0.1		7.2	5.7	4.2	2	57	72
40A35091	13-32	Ag	S	3.7	0.9	0.1	0.1	4.8	3.5	0.1		8.3	6.6	4.9	2	58	73
40A35093	33-58	Btg1	S	24.9	7.0	2.4	0.7	35.0	6.6	0.1		41.6	37.1	35.1	tr	84	94
40A35094	58-81	Btg2	S	23.7*	6.9	2.9	0.8	34.3	1.9			36.2	33.4			95	100
40A35095	81-114	Bg	S	21.8*	5.7	3.0	0.7						29.7			100	100
40A35096	114-150	C1	S	15.4	4.3	2.4	0.7						23.8			100	96
40A35097	150-203	C2	S	15.4	4.2	1.9	0.7	22.2	2.2			24.4	22.6			91	98

^*Extractable Ca may contain Ca from calcium carbonate or gypsum., CEC7 base saturation set to 100.

---

Salt				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-	-12-	-13-	-14-	-15-	-16-	-17-	-18-	-19-	-20-
				(- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Water Extracted From Saturated Paste - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -)																	1:2
																			Total	Elec	Elec	Exch
	Depth			Ca	Mg	Na	K	CO3	HCO3	F	Cl	PO4	Br	OAC	SO4	NO2	NO3	H2O	Salts	Cond	Cond	Na	SAR
Layer	(cm)	Horz	Prep	(- - - - - mmol(+) L-1 - - - - -)				(- - - - - - - - - - - - - - - - - - - - - - mmol(-) L-1 - - - - - - - - - - - - - - - - - - - -)										(- - - - % - - - -)		(- - dS m-1 - -)		%
				NK	NK	NK												NK	8D5	NK
40A35090	0-13	Apg	S																			2
40A35091	13-32	Ag	S																			2
40A35093	33-58	Btg1	S																			6
40A35094	58-81	Btg2	S																			9
40A35095	81-114	Bg	S	2.5	0.8	7.8												61.7	tr	1.27		8	6
40A35096	114-150	C1	S																			10
40A35097	150-203	C2	S																			8

*** Primary Characterization Data ***

Pedon ID: S1970TX471004

( Walker, Texas )

Print Date: Nov 21 2024 3:38PM

Sampled As	:	AROL
USDA-SCS-Soil Survey Laboratory			;	Pedon No.  40A4605

---

pH  &  Carbonates				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-
				(- - - - - - - - - - - - - - - - - - pH - - - - - - - - - - - - - - - - -)						(- - Carbonate - -)		(- - Gypsum - - -)
					CaCl2					As CaCO3		As CaSO4*2H2O		Resist
	Depth				0.01M	H2O	Sat			<2mm	<20mm	<2mm	<20mm	ohms
Layer	(cm)	Horz	Prep	KCl	1:2	1:1	Paste	Oxid	NaF	(- - - - - - - - - - - - % - - - - - - - - - - -)				cm-1
					NK	NK	NK			NK
40A35090	0-13	Apg	S		4.7	5.3
40A35091	13-32	Ag	S		4.7	5.4
40A35093	33-58	Btg1	S		5.2	5.5
40A35094	58-81	Btg2	S		6.5	6.9
40A35095	81-114	Bg	S		7.5	7.8	7.4			--
40A35096	114-150	C1	S		7.0	7.7				--
40A35097	150-203	C2	S		6.8	6.8