*** Primary Characterization Data ***

Pedon ID: 1988MO123003M

( Madison, Missouri )

Print Date: Feb 16 2025 5:48AM

Sampled as on May 15, 1988:	Knobtop ; Fine-silty, mixed, active, mesic Aquic Hapludults
Revised to correlated:	Knobtop ; Fine-silty, mixed, active, mesic Aquic Hapludults

				State of Missouri
SSL	-	Project	MO201001   University of Missouri Project 1	University of Missouri
	-	Site ID	1988MO123003M   Lat: 37° 29' 14.70" north  Long: 90° 20' 51.10" west  MLRA: 116A	College of Engineering
	-	Pedon No.	M8812303	Soil Characterization Laboratory
	-	General Methods 1B1A, 2A1, 2B		Columbia, Missouri 65211

---

Layer	Horizon	Orig Hzn	Depth (cm)	Field Label 1	Field Label 2	Field Label 3	Field Texture	Lab Texture
MU020985	A	A	0-10					SIL
MU020986	E	E	10-18					SIL
MU020987	Bt1	Bt1	18-41					SICL
MU020988	Bt2	Bt2	41-56					SICL
MU020989	2Btg1	2Btg1	56-66					SICL
MU020990	2Btg2	2Btg2	66-89					SIL

---

---

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	3A1a1a	3A1a1a	3A1a1a
MU020985	0-10	A	S	SIL	14.1	80.5	5.4			53.9	26.6	0.9	1.2	0.7	1.3	1.3
MU020986	10-18	E	S	SIL	18.0	77.4	4.6			54.0	23.4	0.7	1.0	0.7	1.2	1.1
MU020987	18-41	Bt1	S	SICL	36.0	59.8	4.2			42.4	17.4	0.6	0.8	0.6	1.2	0.9
MU020988	41-56	Bt2	S	SICL	36.8	57.8	5.4			41.4	16.4	0.8	1.1	0.8	1.4	1.3
MU020989	56-66	2Btg1	S	SICL	31.1	61.6	7.3			44.0	17.6	1.1	1.5	1.0	1.7	2.0
MU020990	66-89	2Btg2	S	SIL	23.0	66.3	10.7			46.4	19.8	1.7	2.3	1.5	2.6	2.6

*** Primary Characterization Data ***

Pedon ID: 1988MO123003M

( Madison, Missouri )

Print Date: Feb 16 2025 5:48AM

Sampled As	:	Knobtop		Fine-silty, mixed, active, mesic Aquic Hapludults
University of Missouri Soil Characterization Laboratory			;	Pedon No.  M8812303

---

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 - - - - -)

6A2d

MU020985

0-10

A

S

3.80

MU020986

10-18

E

S

1.40

MU020987

18-41

Bt1

S

0.60

MU020988

41-56

Bt2

S

0.40

MU020989

56-66

2Btg1

S

0.40

MU020990

66-89

2Btg2

S

0.20

---

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	6O2	6P2	6Q2		6H1a	6G9c
MU020985	0-10	A	S	0.7	0.3	--	0.3	1.3	21.5	4.7		22.8		6.0	78	6
MU020986	10-18	E	S	0.3	0.1	0.1	0.2	0.6	12.4	4.8		13.0		5.4	89	5
MU020987	18-41	Bt1	S	0.5	2.7	--	0.3	3.5	17.5	10.2		21.0		13.7	74	17
MU020988	41-56	Bt2	S	0.4	3.5	0.1	0.3	4.2	18.6	11.3		22.8		15.5	73	18
MU020989	56-66	2Btg1	S	0.3	3.0	0.1	0.2	3.5	17.1	10.0		20.6		13.5	74	17
MU020990	66-89	2Btg2	S	0.3	2.5	0.1	0.1	3.0	12.6	7.8		15.6		10.8	72	19

---

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

8C1e

8C1a

MU020985

0-10

A

S

3.8

4.5

MU020986

10-18

E

S

3.8

4.4

MU020987

18-41

Bt1

S

3.9

4.7

MU020988

41-56

Bt2

S

3.9

4.7

MU020989

56-66

2Btg1

S

3.8

4.7

MU020990

66-89

2Btg2

S

3.8

4.7