*** Primary Characterization Data ***

Pedon ID: 1968AR03503

( Crittenden, Arkansas )

Print Date: Nov 2 2025 4:56AM

Sampled as :
Revised to :

				State of Arkansas
SSL	-	Project	AR201301   University of Arkansas	University of Arkansas
	-	Site ID	1968AR03503   Lat: 35° 20' 8.88" north  Long: 90° 8' 4.92" west	Department of Crop, Soil, and Environmental Sciences
	-	Pedon No.	68CT03	115 Plant Science Building
	-	General Methods 1B1A, 2A1, 2B		Fayetteville, Arkansas 72701

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Layer	Horizon	Orig Hzn	Depth (cm)	Field Label 1	Field Label 2	Field Label 3	Field Texture	Lab Texture
UAR0005291	Ap	Ap	0-13	68CT03	UAR0005291			SIC
UAR0005292	A	A	13-43	68CT03	UAR0005292			SIC
UAR0005293	2C1	2C1	43-107	68CT03	UAR0005293			SIL

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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
					hyd1							hyd1	hyd1	hyd1	hyd1	hyd1
UAR0005291	0-13	Ap	S	sic	50.4	48.4	1.3					0.7	0.4	0.1	0.1	--
UAR0005292	13-43	A	S	sic	43.3	51.7	4.9					4.0	0.6	0.1	0.1	0.1
UAR0005293	43-107	2C1	S	sil	14.3	54.4	31.3					24.1	7.2	--	--	--

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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 - - - - -)

6A1a

UAR0005291

0-13

Ap

S

3.60

UAR0005292

13-43

A

S

2.10

UAR0005293

43-107

2C1

S

0.50

*** Primary Characterization Data ***

Pedon ID: 1968AR03503

( Crittenden, Arkansas )

Print Date: Nov 2 2025 4:56AM

Sampled As	:
University of Arkansas Soil Characterization Laboratory			;	Pedon No.  68CT03

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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 - - -)			(- - - - - - - - % - - - - - - - -)
				6N2	6O2f	6P2a	6Q2a		6H2a
UAR0005291	0-13	Ap	S	21.0	5.8	0.2	1.0	28.0	8.6			36.6				77
UAR0005292	13-43	A	S	16.5	5.0	0.2	0.6	22.3	7.1			29.4				76
UAR0005293	43-107	2C1	S	7.0	2.4	0.2	0.2	9.8	2.8			12.6				78

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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

8C1a

UAR0005291

0-13

Ap

S

6.1

UAR0005292

13-43

A

S

6.3

UAR0005293

43-107

2C1

S

6.3

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Phosphorous

-1-

-2-

-3-

-4-

-5-

-6-

-7-

-8-

-9-

-10-

-11-

-12-

(- - - - - - - - - - - - - - - - - - - - - - - Phosphorous - - - - - - - - - - - - - - - - - - - - -)

KCl

Melanic

NZ

Acid

Anion Exch Resin

Bray

Bray

Olsen

H2O

Citric

Mehlich

Extr

Depth

Index

Oxal

Available

Capacity

1

2

Acid

III

NO3

Layer

(cm)

Horz

Prep

%

(- - - - - - - - - - - - - - - - - - - - - - - - - - - mg kg-1 - - - - - - - - - - - - - - - - - - - -)

6S3

UAR0005291

0-13

Ap

S

68.0

UAR0005292

13-43

A

S

33.0

UAR0005293

43-107

2C1

S

47.0