*** Taxonomy Characterization Data ***

Pedon ID: S1969IA043002

( Clayton, Iowa )

Print Date: Sep 24 2024 9:33PM

Sampled as on Jul 6, 1969:	Downs ; Fine-silty, mixed, superactive, mesic Mollic Hapludalfs
Revised to correlated on May 31, 2014:	Downs ; Fine-silty, mixed, superactive, mesic Mollic Hapludalfs

				State of Iowa
SSL	-	Project	IAS201401   Iowa State Univeristy	Iowa State University
	-	Site ID	S1969IA043002   Lat: 43° 3' 51.17" north  Long: 91° 35' 53.35" west  MLRA: 105	Soil Characterization Laboratory
	-	Pedon No.	X22-162-1	Iowa State University Soil Characterization Laboratory
	-	General Methods 1B1A, 2A1, 2B		Ames, Iowa 50011-1010

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Taxonomy Tier 1

-1-

-2-

-3-

-4-

-5-

-6-

-7-

-8-

-9-

-10-

Fine

CaCO3

1500

.1-75

Bulk

Cole

Vol

Resist

Clay

Clay

Clay

kPa

Clay

mm

Den

Whole

% of

Min

Depth

<.002

<.0002

<.002

/Clay

Est

Frac

33 kPa

Soil

Whole

%

Layer

(cm)

Horz

Prep

(---------% of <2 mm-------)

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

g cm-3

cm cm-1

3A1

ISU00036

0-18

Ap

S

21.0

ISU00037

18-33

E

S

30.8

ISU00038

33-56

Bt1

S

28.5

ISU00040

71-89

Bt2

S

28.0

ISU00039

56-71

Bt2

S

25.8

ISU00041

89-112

BC1

S

26.4

ISU00042

112-137

BC2

S

24.3

ISU00043

137-163

C1

S

23.1

ISU00044

163-213

C2

S

24.6

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Taxonomy Tier 2

-1-

-2-

-3-

-4-

-5-

-6-

-7-

-8-

-9-

-10-

-11-

-12-

-13-

-14-

-15-

-16-

pH

pH

Org

Tot

Al+½ Fe

CO3 as

(--- Base Sat ---)

NZ

ECEC

CEC7

ECEC

Al

Depth

H2O

NaF

C

C

Oxal

ODOE

CaCO3

NH4

Bases

P Ret

cmol(+)

/Clay

/Clay

Sat

E C

ESP

Layer

(cm)

Horz

Prep

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

kg -1

%

dS m-1

%

4C1a2a

ISU00036

0-18

Ap

S

5.6

ISU00037

18-33

E

S

5.1

ISU00038

33-56

Bt1

S

5.0

ISU00040

71-89

Bt2

S

4.8

ISU00039

56-71

Bt2

S

4.9

ISU00041

89-112

BC1

S

4.7

ISU00042

112-137

BC2

S

5.0

ISU00043

137-163

C1

S

5.1

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