*** Primary Characterization Data ***

Pedon ID: S1970IA045020

( Clinton, Iowa )

Print Date: Sep 24 2024 5:20AM

Sampled as on Nov 2, 1970:	Fayette ; Fine-silty, mixed, superactive, mesic Typic Hapludalfs
Revised to correlated on Nov 2, 1970:	Fayette ; Fine-silty, mixed, superactive, mesic Typic Hapludalfs

				State of Iowa
SSL	-	Project	IAS201401   Iowa State Univeristy	Iowa State University
	-	Site ID	S1970IA045020   Lat: 41° 46' 32.68" north  Long: 90° 52' 50.34" west  MLRA: 108C	Soil Characterization Laboratory
	-	Pedon No.	X23-163D2-3	Iowa State University Soil Characterization Laboratory
	-	General Methods 1B1A, 2A1, 2B		Ames, Iowa 50011-1010

---

Layer	Horizon	Orig Hzn	Depth (cm)	Field Label 1	Field Label 2	Field Label 3	Field Texture	Lab Texture
ISU00226	Ap	Ap	0-15		S1970IA045020-1		SILT LOAM
ISU00227	AB	B1	15-27		S1970IA045020-2		SILTY CLAY LOAM
ISU00228	Bt1	B21	27-43		S1970IA045020-3		SILTY CLAY LOAM
ISU00229	Bt2	B22	43-55		S1970IA045020-4		SILTY CLAY LOAM
ISU00230	Bt3	B23	55-71		S1970IA045020-5		SILTY CLAY LOAM
ISU00231	BC	B3	71-88		S1970IA045020-6		SILTY CLAY LOAM
ISU00232	C1	C	88-101		S1970IA045020-7		SILT LOAM
ISU00233	C1	C	101-116		S1970IA045020-7		SILT LOAM

---

---

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
					3A1
ISU00226	0-15	Ap	S		21.4
ISU00227	15-28	AB	S		28.7
ISU00228	28-43	Bt1	S		30.9
ISU00229	43-56	Bt2	S		28.0
ISU00230	56-71	Bt3	S		25.6
ISU00231	71-89	BC	S		24.2
ISU00232	89-102	C1	S		25.5
ISU00233	102-117	C1	S		25.3

*** Primary Characterization Data ***

Pedon ID: S1970IA045020

( Clinton, Iowa )

Print Date: Sep 24 2024 5:20AM

Sampled As	:	Fayette		Fine-silty, mixed, superactive, mesic Typic Hapludalfs
Iowa State University Soil Characterization Laboratory			;	Pedon No.  X23-163D2-3

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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 - - - - -)

6A1

ISU00226

0-15

Ap

S

1.55

ISU00227

15-28

AB

S

0.57

ISU00228

28-43

Bt1

S

0.38

ISU00229

43-56

Bt2

S

0.25

ISU00230

56-71

Bt3

S

0.19

ISU00231

71-89

BC

S

0.14

ISU00232

89-102

C1

S

0.13

ISU00233

102-117

C1

S

0.10

---

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 - - -)

(- - - - - - - - % - - - - - - - -)

6H2b

ISU00226

0-15

Ap

S

4.2

ISU00227

15-28

AB

S

10.0

ISU00228

28-43

Bt1

S

9.0

ISU00229

43-56

Bt2

S

10.1

ISU00230

56-71

Bt3

S

12.8

ISU00231

71-89

BC

S

11.5

ISU00232

89-102

C1

S

9.4

ISU00233

102-117

C1

S

7.5

*** Primary Characterization Data ***

Pedon ID: S1970IA045020

( Clinton, Iowa )

Print Date: Sep 24 2024 5:20AM

Sampled As	:	Fayette		Fine-silty, mixed, superactive, mesic Typic Hapludalfs
Iowa State University Soil Characterization Laboratory			;	Pedon No.  X23-163D2-3

---

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
					4C1a2a	4C1a2a
ISU00226	0-15	Ap	S		6.5	6.5
ISU00227	15-28	AB	S		5.4	5.4
ISU00228	28-43	Bt1	S		4.7	4.7
ISU00229	43-56	Bt2	S		4.6	4.6
ISU00230	56-71	Bt3	S		4.2	4.2
ISU00231	71-89	BC	S		4.0	4.0
ISU00233	102-117	C1	S		4.9	4.9
ISU00232	89-102	C1	S		4.6	4.6

---

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 - - - - - - - - - - - - - - - - - - - -)

4D3

ISU00226

0-15

Ap

S

11.0

ISU00227

15-28

AB

S

10.0

ISU00228

28-43

Bt1

S

19.0

ISU00229

43-56

Bt2

S

27.0

ISU00230

56-71

Bt3

S

27.0

ISU00231

71-89

BC

S

25.0

ISU00233

102-117

C1

S

19.0

ISU00232

89-102

C1

S

49.0