*** Primary Characterization Data ***

Pedon ID: 1971AR05713

( Hempstead, Arkansas )

Print Date: May 11 2025 2:17PM

Sampled as :
Revised to :

				State of Arkansas
SSL	-	Project	AR201301   University of Arkansas	University of Arkansas
	-	Site ID	1971AR05713   Lat: 33° 35' 43.08" north  Long: 93° 46' 5.16" west	Department of Crop, Soil, and Environmental Sciences
	-	Pedon No.	71HP13	115 Plant Science Building
	-	General Methods 1B1A, 2A1, 2B		Fayetteville, Arkansas 72701

---

Layer	Horizon	Orig Hzn	Depth (cm)	Field Label 1	Field Label 2	Field Label 3	Field Texture	Lab Texture
UAR0006991	Ap	Ap	0-10	71HP13	UAR0006991			SIC
UAR0006992	Bt1	Bt1	10-48	71HP13	UAR0006992			C
UAR0006993	Bt2	Bt2	48-74	71HP13	UAR0006993			SIC
UAR0006994	Bt3	Bt3	74-97	71HP13	UAR0006994			C
UAR0006995	2C/Bt	2C/Bt	97-124	71HP13	UAR0006995			SIL
UAR0006996	2C1	2C1	124-147	71HP13	UAR0006996			SIL
UAR0006997	2C2	2C2	147-183	71HP13	UAR0006997			VFSL

---

---

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	hyd1
UAR0006991	0-10	Ap	S	sic	41.6	49.3	9.1			34.5	14.8	5.2	2.1	0.8	0.8	0.2
UAR0006992	10-48	Bt1	S	c	73.2	24.7	2.1			24.0	0.7	1.5	0.4	0.1	0.1	--
UAR0006993	48-74	Bt2	S	sic	52.7	44.6	2.7			29.7	14.9	2.2	0.3	0.1	0.1	--
UAR0006994	74-97	Bt3	S	c	61.6	37.1	1.3			34.0	3.1	1.1	0.2	--	--	--
UAR0006995	97-124	2C/Bt	S	sil	23.3	54.3	22.4			21.5	32.8	21.8	0.2	0.1	0.2	0.1
UAR0006996	124-147	2C1	S	sil	12.8	69.0	18.2			17.1	51.9	16.4	0.4	0.3	0.6	0.5
UAR0006997	147-183	2C2	S	vfsl	5.3	49.5	45.2			6.6	42.9	45.1	0.1	--	--	--

*** Primary Characterization Data ***

Pedon ID: 1971AR05713

( Hempstead, Arkansas )

Print Date: May 11 2025 2:17PM

Sampled As	:
University of Arkansas Soil Characterization Laboratory			;	Pedon No.  71HP13

---

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

UAR0006991

0-10

Ap

S

3.20

UAR0006992

10-48

Bt1

S

1.20

UAR0006993

48-74

Bt2

S

0.60

UAR0006994

74-97

Bt3

S

0.50

UAR0006995

97-124

2C/Bt

S

0.20

UAR0006996

124-147

2C1

S

0.20

UAR0006997

147-183

2C2

S

0.20

---

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
UAR0006991	0-10	Ap	S	3.2	6.3	0.3	0.7	10.5	13.6			24.1				44
UAR0006992	10-48	Bt1	S	4.6	15.0	0.7	1.0	21.3	19.4			40.7				52
UAR0006993	48-74	Bt2	S	4.1	16.4	0.9	0.8	22.2	5.3			27.5				81
UAR0006994	74-97	Bt3	S	6.5	16.5	1.0	0.7	24.7
UAR0006995	97-124	2C/Bt	S	9.3	6.9	0.6	0.3	17.1
UAR0006996	124-147	2C1	S	11.3	5.4	0.5	0.3	17.5
UAR0006997	147-183	2C2	S	7.8	3.1	0.3	0.2	11.4

*** Primary Characterization Data ***

Pedon ID: 1971AR05713

( Hempstead, Arkansas )

Print Date: May 11 2025 2:17PM

Sampled As	:
University of Arkansas Soil Characterization Laboratory			;	Pedon No.  71HP13

---

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

UAR0006991

0-10

Ap

S

5.6

UAR0006992

10-48

Bt1

S

5.0

UAR0006993

48-74

Bt2

S

6.7

UAR0006994

74-97

Bt3

S

7.4

UAR0006995

97-124

2C/Bt

S

8.4

UAR0006996

124-147

2C1

S

8.7

UAR0006997

147-183

2C2

S

8.6

---

Phosphorus

-1-

-2-

-3-

-4-

-5-

-6-

-7-

-8-

-9-

-10-

-11-

-12-

(- - - - - - - - - - - - - - - - - - - - - - - Phosphorus - - - - - - - - - - - - - - - - - - - - -)

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

UAR0006991

0-10

Ap

S

7.0

UAR0006992

10-48

Bt1

S

6.0

UAR0006993

48-74

Bt2

S

5.0

UAR0006994

74-97

Bt3

S

3.0

UAR0006995

97-124

2C/Bt

S

3.0

UAR0006996

124-147

2C1

S

4.0

UAR0006997

147-183

2C2

S

4.0