*** Primary Characterization Data ***

Pedon ID: 84IA1270011

( Marshall, Iowa )

Print Date: Nov 12 2024 5:22AM

Sampled as on Oct 1, 1984:	Tama ; Fine-silty, mixed, mesic Typic Argiudoll
Revised to correlated:	Tama ; Fine-silty, mixed, mesic Typic Argiudolls

				United States Department of Agriculture
SSL	-	Project	RP85IA141   MARSHALL COUNTY EROSION	Natural Resources Conservation Service
	-	Site ID	S1984IA127011   Lat: 42° 10' 20.00" north  Long: 92° 56' 30.00" west  MLRA: 104	National Soil Survey Center
	-	Pedon No.	85P0530	Soil Survey Laboratory
	-	General Methods 1B1A, 2A1, 2B		Lincoln, Nebraska 68508-3866

---

Layer	Horizon	Orig Hzn	Depth (cm)	Field Label 1	Field Label 2	Field Label 3	Field Texture	Lab Texture
85P02667	Ap	Ap	0-18				SICL	SICL
85P02668	A	A	18-28				SICL	SICL
85P02669	AB	AB	28-38				SICL	SICL
85P02670	Bt1	Bt1	38-58				SICL	SICL
85P02671	Bt2	Bt2	58-79				SICL	SICL
85P02672	Bt3	Bt3	79-97				SICL	SICL
85P02673	BC	BC	97-112				SICL	SICL

---

Pedon Calculations
Calculation Name	Result	Units of Measure
Clay, carbonate free, Weighted Average	31	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	1	% wt
Volume, >2mm, Weighted Average	0	% vol
Clay, total, Weighted Average	31	% wt
Weighted averages based on control section: 38-88 cm

---

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	3A1a1a	3A1a1a	3A1a1a	3A1a1a	3B1	3B1	3B1
85P02667	0-18	Ap	S	sicl	32.3	63.8	3.9			27.4	36.4	2.4	0.7	0.6	0.2	--	--	--	--	2	--
85P02668	18-28	A	S	sicl	33.8	63.1	3.1			28.4	34.7	2.2	0.5	0.4	--	--	--	--	--	1	--
85P02669	28-38	AB	S	sicl	34.6	63.1	2.3			29.5	33.6	1.8	0.3	0.2	--	--	--	--	--	1	--
85P02670	38-58	Bt1	S	sicl	32.7	64.0	3.3			30.2	33.8	2.6	0.5	0.2	--	--	--	--	--	1	--
85P02671	58-79	Bt2	S	sicl	30.0	65.8	4.2			26.8	39.0	3.2	0.7	0.3	--	--	--	--	--	1	--
85P02672	79-97	Bt3	S	sicl	28.5	67.5	4.0			28.4	39.1	3.2	0.5	0.3	--	--	--	--	--	1	--
85P02673	97-112	BC	S	sicl	28.3	66.7	5.0			27.7	39.0	3.9	0.5	0.5	0.1	--	--	--	--	1	--

*** Primary Characterization Data ***

Pedon ID: 84IA1270011

( Marshall, Iowa )

Print Date: Nov 12 2024 5:22AM

Sampled As	:	Tama		Fine-silty, mixed, mesic Typic Argiudoll
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  85P0530

---

Bulk Density  &  Moisture				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-	-12-	-13-	-14-
				(Bulk Density)		Cole	(- - - - - - - - - - - Water Content - - - - - - - - - - -)					( Air Dry-Oven Dry )		WRD	Aggst
				33	Oven	Whole	6	10	33	1500	1500 kPa	(- - - - Ratio - - - -)		Whole	Stabl	(- - Ratio/Clay - -)
	Depth			kPa	Dry	Soil	kPa	kPa	kPa	kPa	Moist		Corrected	Soil	2-0.5mm	CEC7	1500 kPa
Layer	(cm)	Horz	Prep	(- - - g cm-3 - - -)			(- - - - - - - - - - - - pct of < 2mm - - - - - - - - - - - -)							cm3 cm-3	%
										3C2a1a		3D1					8D1
85P02667	0-18	Ap	S							14.1		1.025					0.44
85P02668	18-28	A	S							14.8		1.031					0.44
85P02669	28-38	AB	S							15.5		1.035					0.45
85P02670	38-58	Bt1	S							15.0		1.035					0.46
85P02671	58-79	Bt2	S							14.2		1.036					0.47
85P02672	79-97	Bt3	S							13.5		1.034					0.47
85P02673	97-112	BC	S							13.5		1.034					0.48

---

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 - - - - -)

6A1c

85P02667

0-18

Ap

S

2.16

85P02668

18-28

A

S

1.81

85P02669

28-38

AB

S

1.21

85P02670

38-58

Bt1

S

0.56

85P02671

58-79

Bt2

S

0.37

85P02672

79-97

Bt3

S

0.25

85P02673

97-112

BC

S

0.21

*** Primary Characterization Data ***

Pedon ID: 84IA1270011

( Marshall, Iowa )

Print Date: Nov 12 2024 5:22AM

Sampled As	:	Tama		Fine-silty, mixed, mesic Typic Argiudoll
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  85P0530

---

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

85P02667

0-18

Ap

S

5.7

6.1

85P02668

18-28

A

S

5.2

5.7

85P02669

28-38

AB

S

5.4

5.9

85P02670

38-58

Bt1

S

5.6

5.9

85P02671

58-79

Bt2

S

5.7

6.2

85P02672

79-97

Bt3

S

5.9

6.5

85P02673

97-112

BC

S

5.8

6.7