*** Primary Characterization Data ***

Pedon ID: S1972IA045001

( Clinton, Iowa )

Print Date: Mar 13 2025 5:59PM

Sampled as on Sep 11, 1972:	Burkhardt ; Coarse-loamy, mixed, mesic Typic Hapludalfs
Revised to correlated on Sep 11, 1972:	Burkhardt ; Coarse-loamy, mixed, mesic Typic Hapludalfs

				State of Iowa
SSL	-	Project	IAS201401   Iowa State Univeristy	Iowa State University
	-	Site ID	S1972IA045001   Lat: 41° 54' 9.18" north  Long: 90° 10' 53.95" west  MLRA: 105	Soil Characterization Laboratory
	-	Pedon No.	X23-285-1	Iowa State University Soil Characterization Laboratory
	-	General Methods 1B1A, 2A1, 2B		Ames, Iowa 50011-1010

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Layer	Horizon	Orig Hzn	Depth (cm)	Field Label 1	Field Label 2	Field Label 3	Field Texture	Lab Texture
ISU00327	Ap	Ap	0-10		S1972IA045001-1		LOAM	SIL
ISU00328	AB	B1	10-27		S1972IA045001-2		SANDY CLAY LOAM CLAY LOAM	L
ISU00329	2Bt1	2B21t	27-66		S1972IA045001-3		CLAY LOAM SANDY CLAY LOAM	SCL
ISU00330	2Bt2	2B22t	66-83		S1972IA045001-4		SANDY CLAY LOAM SANDY LOAM	SL
ISU00331	2BC1	2B31	83-99		S1972IA045001-5		SANDY CLAY LOAM	SL
ISU00332	2BC2	2B32	99-127		S1972IA045001-6		GR-SANDY LOAM	SL

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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
					3A1					3A1
ISU00327	0-10	Ap	S	sil	14.7	55.6	29.7			20.2	35.4
ISU00328	10-28	AB	S	l	20.8	44.0	35.2			17.4	26.6
ISU00329	28-66	2Bt1	S	scl	20.2	16.8	63.0			6.1	10.7
ISU00330	66-84	2Bt2	S	sl	14.4	7.5	78.1			2.7	4.8
ISU00331	84-99	2BC1	S	sl	15.5	9.8	74.7			2.8	7.0
ISU00332	99-127	2BC2	S	sl	15.1	8.6	76.3			3.2	5.4

*** Primary Characterization Data ***

Pedon ID: S1972IA045001

( Clinton, Iowa )

Print Date: Mar 13 2025 5:59PM

Sampled As	:	Burkhardt		Coarse-loamy, mixed, mesic Typic Hapludalfs
Iowa State University Soil Characterization Laboratory			;	Pedon No.  X23-285-1

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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

ISU00327

0-10

Ap

S

1.15

ISU00328

10-28

AB

S

0.46

ISU00329

28-66

2Bt1

S

0.12

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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

4C1a2a

ISU00327

0-10

Ap

S

5.5

ISU00328

10-28

AB

S

5.3

ISU00329

28-66

2Bt1

S

5.0

ISU00330

66-84

2Bt2

S

5.1

ISU00331

84-99

2BC1

S

5.1

ISU00332

99-127

2BC2

S

5.2