*** Primary Characterization Data ***

Pedon ID: 1978IL073097

( Henry, Illinois )

Print Date: Apr 29 2025 5:21AM

Sampled as on Aug 30, 1978:	Hooppole
Revised to correlated:	Aholt ; Very-fine, smectitic, calcareous, mesic Vertic Endoaquolls

				State of Illinois
SSL	-	Project	IL200810   University of Illinois, Soil Characterization Data Book #09	University of Illinois
	-	Site ID	1978IL073097   Lat: 41° 31' 7.50" north  Long: 90° 0' 37.95" west  MLRA: 108B	Soil Characterization Laboratory
	-	Pedon No.	78IL073097	Department of Natural Resources and Environmental Science
	-	General Methods 1B1A, 2A1, 2B		Urbana, Illinois

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Layer	Horizon	Orig Hzn	Depth (cm)	Field Label 1	Field Label 2	Field Label 3	Field Texture	Lab Texture
IL25512	Ap	Ap	0-23					C
IL25513	A12	A12	23-43					C
IL25514	B21g	B21g	43-58					SIC
IL25515	B22g	B22g	58-71					C
IL25516	B23g	B23g	71-89					C
IL25517	B24g	B24g	89-120					C
IL25518	C	C	120-152					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
				3A1a1a	3A1a1a	3A1a1a	3A1a1a
IL25512	0-23	Ap	S	c	62.0	36.0	2.0
IL25513	23-43	A12	S	c	58.0	38.0	4.0
IL25514	43-58	B21g	S	sic	53.0	41.0	6.0
IL25515	58-71	B22g	S	c	57.0	39.0	4.0
IL25516	71-89	B23g	S	c	72.0	24.0	4.0
IL25517	89-120	B24g	S	c	80.0	18.0	2.0
IL25518	120-152	C	S	c	72.0	25.0	3.0

*** Primary Characterization Data ***

Pedon ID: 1978IL073097

( Henry, Illinois )

Print Date: Apr 29 2025 5:21AM

Sampled As	:	Hooppole
University of Illinois Soil Survey Laboratory			;	Pedon No.  78IL073097

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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 - - - - -)

6A1a

IL25512

0-23

Ap

S

4.20

IL25513

23-43

A12

S

1.60

IL25514

43-58

B21g

S

0.60

IL25515

58-71

B22g

S

0.30

IL25516

71-89

B23g

S

0.30

IL25517

89-120

B24g

S

0.30

IL25518

120-152

C

S

0.40

---

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

6E1e

IL25512

0-23

Ap

S

1

IL25513

23-43

A12

S

8

IL25514

43-58

B21g

S

7

IL25515

58-71

B22g

S

15

IL25516

71-89

B23g

S

12

IL25517

89-120

B24g

S

4

IL25518

120-152

C

S

4