*** Primary Characterization Data ***

Pedon ID: 84IA1630024

( Scott, Iowa )

Print Date: Dec 4 2024 3:01AM

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	RP85IA114   SCOTT COUNTY EROSION	Natural Resources Conservation Service
	-	Site ID	S1984IA163024   Lat: 41° 38' 5.01" north  Long: 90° 28' 44.99" west  MLRA: 108C	National Soil Survey Center
	-	Pedon No.	85P0421	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
85P02073	Ap	Ap	0-20				SICL	SIL
85P02074	A	A1	20-30				SICL	SIL
85P02075	BA	BA	30-41				SICL	SICL
85P02076	Bt1	Bt1	41-53				SICL	SICL
85P02077	Bt2	Bt2	53-66				SICL	SICL
85P02078	Bt3	Bt3	66-86				SICL	SICL
85P02079	Bt4	Bt4	86-99				SICL	SICL

---

Pedon Calculations
Calculation Name	Result	Units of Measure
Clay, carbonate free, Weighted Average	30	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	0	% wt
Volume, >2mm, Weighted Average	0	% vol
Clay, total, Weighted Average	30	% wt
Weighted averages based on control section: 41-91 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
85P02073	0-20	Ap	S	sil	23.4	75.5	1.1			38.4	37.1	0.2	0.3	0.3	0.3	--	--	--	--	1	--
85P02074	20-30	A	S	sil	26.1	72.8	1.1			38.7	34.1	0.6	0.2	0.2	0.1	--	--	--	--	1	--
85P02075	30-41	BA	S	sicl	28.2	70.6	1.2			37.7	32.9	0.8	0.2	0.2	--	--	--	--	--	tr	--
85P02076	41-53	Bt1	S	sicl	30.3	68.6	1.1			35.1	33.5	0.9	0.2	--	--	--	--	--	--	tr	--
85P02077	53-66	Bt2	S	sicl	30.0	68.9	1.1			32.9	36.0	0.9	0.2	--	--	--	--	--	--	tr	--
85P02078	66-86	Bt3	S	sicl	28.9	69.9	1.2			31.3	38.6	1.0	0.2	--	--	--	--	--	--	tr	--
85P02079	86-99	Bt4	S	sicl	29.1	69.3	1.6			29.0	40.3	1.4	0.2	--	--	--	--	--	--	tr	--

*** Primary Characterization Data ***

Pedon ID: 84IA1630024

( Scott, Iowa )

Print Date: Dec 4 2024 3:01AM

Sampled As	:	Tama		Fine-silty, mixed, mesic Typic Argiudoll
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  85P0421

---

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							8D1
85P02073	0-20	Ap	S							10.7							0.46
85P02074	20-30	A	S							11.2							0.43
85P02075	30-41	BA	S							11.9							0.42
85P02076	41-53	Bt1	S							13.1							0.43
85P02077	53-66	Bt2	S							13.5							0.45
85P02078	66-86	Bt3	S							13.9							0.48
85P02079	86-99	Bt4	S							14.1							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

85P02073

0-20

Ap

S

1.61

85P02074

20-30

A

S

1.30

85P02075

30-41

BA

S

0.91

85P02076

41-53

Bt1

S

0.59

85P02077

53-66

Bt2

S

0.37

85P02078

66-86

Bt3

S

0.29

85P02079

86-99

Bt4

S

0.28

*** Primary Characterization Data ***

Pedon ID: 84IA1630024

( Scott, Iowa )

Print Date: Dec 4 2024 3:01AM

Sampled As	:	Tama		Fine-silty, mixed, mesic Typic Argiudoll
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  85P0421

---

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

85P02073

0-20

Ap

S

6.0

6.1

85P02074

20-30

A

S

5.5

5.6

85P02075

30-41

BA

S

5.5

5.8

85P02076

41-53

Bt1

S

5.3

5.6

85P02077

53-66

Bt2

S

5.3

5.6

85P02078

66-86

Bt3

S

5.3

5.5

85P02079

86-99

Bt4

S

5.3

5.5