*** Primary Characterization Data ***

Pedon ID: 1968AR06122

( Howard, Arkansas )

Print Date: May 9 2025 2:55AM

Sampled as :
Revised to :

				State of Arkansas
SSL	-	Project	AR201301   University of Arkansas	University of Arkansas
	-	Site ID	1968AR06122   Lat: 34° 2' 12.12" north  Long: 93° 52' 19.92" west	Department of Crop, Soil, and Environmental Sciences
	-	Pedon No.	68HW22	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
UAR0005075	Ap	Ap	0-20	68HW22	UAR0005075			L
UAR0005076	Bt1	Bt1	20-46	68HW22	UAR0005076			C
UAR0005077	Bt2	Bt2	46-81	68HW22	UAR0005077			C
UAR0005078	Bt3	Bt3	81-122	68HW22	UAR0005078			C
UAR0005079	Bt4	Bt4	122-163	68HW22	UAR0005079			C
UAR0005080	Bt5	Bt5	163-183	68HW22	UAR0005080			C

---

---

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
UAR0005075	0-20	Ap	S	l	17.2	47.6	35.2					6.6	10.4	4.3	6.2	7.7
UAR0005076	20-46	Bt1	S	c	70.2	23.6	6.1					1.4	1.9	0.9	0.8	1.1
UAR0005077	46-81	Bt2	S	c	79.7	15.4	4.9					1.7	1.2	0.6	0.6	0.8
UAR0005078	81-122	Bt3	S	c	75.8	14.5	9.7					2.9	2.3	1.4	1.5	1.6
UAR0005079	122-163	Bt4	S	c	67.2	19.5	13.3					3.5	3.3	2.0	2.3	2.2
UAR0005080	163-183	Bt5	S	c	58.2	23.1	18.7					5.1	3.5	2.4	3.3	4.4

*** Primary Characterization Data ***

Pedon ID: 1968AR06122

( Howard, Arkansas )

Print Date: May 9 2025 2:55AM

Sampled As	:
University of Arkansas Soil Characterization Laboratory			;	Pedon No.  68HW22

---

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

UAR0005075

0-20

Ap

S

3.18

UAR0005076

20-46

Bt1

S

0.92

UAR0005077

46-81

Bt2

S

0.42

UAR0005078

81-122

Bt3

S

0.36

UAR0005079

122-163

Bt4

S

0.20

UAR0005080

163-183

Bt5

S

0.11

---

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
UAR0005075	0-20	Ap	S	3.2	0.9	0.2	0.4	4.7	9.2			13.9				34
UAR0005076	20-46	Bt1	S	3.8	2.2	0.3	0.2	6.5	12.6			19.1				34
UAR0005077	46-81	Bt2	S	1.3	1.7	0.2	0.1	3.3	19.2			22.5				15
UAR0005078	81-122	Bt3	S	0.6	1.8	0.2	0.1	2.7	21.6			24.3				11
UAR0005079	122-163	Bt4	S	0.3	1.7	0.2	0.1	2.3	23.7			26.0				9
UAR0005080	163-183	Bt5	S	0.2	2.3	0.2	0.1	2.8	29.2			32.0				9

---

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

UAR0005075

0-20

Ap

S

5.8

UAR0005076

20-46

Bt1

S

5.2

UAR0005077

46-81

Bt2

S

5.2

UAR0005078

81-122

Bt3

S

5.2

UAR0005079

122-163

Bt4

S

5.1

UAR0005080

163-183

Bt5

S

4.8

*** Primary Characterization Data ***

Pedon ID: 1968AR06122

( Howard, Arkansas )

Print Date: May 9 2025 2:55AM

Sampled As	:
University of Arkansas Soil Characterization Laboratory			;	Pedon No.  68HW22

---

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

UAR0005075

0-20

Ap

S

29.0

UAR0005076

20-46

Bt1

S

4.0

UAR0005077

46-81

Bt2

S

4.0

UAR0005078

81-122

Bt3

S

6.0

UAR0005079

122-163

Bt4

S

4.0

UAR0005080

163-183

Bt5

S

5.0