*** Primary Characterization Data ***

Pedon ID: S1984IA005006

( Allamakee, Iowa )

Print Date: Nov 24 2024 3:11AM

Sampled as on Sep 12, 1984:	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	S1984IA005006   Lat: 43° 29' 36.00" north  Long: 91° 36' 27.00" west  MLRA: 105	Soil Characterization Laboratory
	-	Pedon No.	X3-162B2-3	Iowa State University Soil Characterization Laboratory
	-	General Methods 1B1A, 2A1, 2B		Ames, Iowa 50011-1010

---

Layer	Horizon	Orig Hzn	Depth (cm)	Field Label 1	Field Label 2	Field Label 3	Field Texture	Lab Texture
ISU01354	Ap	Ap	0-22	45402	S1984IA005006-1		SILT LOAM	SIL
ISU01355	Bt1	Bt1	22-38	45403	S1984IA005006-2		SILTY CLAY LOAM	SICL
ISU01356	Bt2	Bt2	38-55	45404	S1984IA005006-3		SILTY CLAY LOAM	SICL
ISU01357	Bt2	Bt2	55-73	45405	S1984IA005006-3		SILTY CLAY LOAM	SICL
ISU01358	Bt3	Bt3	73-86	45406	S1984IA005006-4		SILTY CLAY LOAM	SICL
ISU01359	Bt3	Bt3	86-101	45407	S1984IA005006-4		SILTY CLAY LOAM	SIL
ISU01361	Bt4	Bt4	101-116	45408	S1984IA005006-5		SILTY CLAY LOAM	SIL
ISU01362	BC	BC	116-129	45409	S1984IA005006-6		SILTY CLAY LOAM	SICL
ISU01363	BC	BC	129-142	45410	S1984IA005006-6		SILTY CLAY LOAM	SICL
ISU01364	C	C	142-167	45411	S1984IA005006-7		SILT LOAM	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
					3A1					3A1
ISU01354	0-23	Ap	S	sil	19.3	77.0	3.7			32.0	45.0
ISU01355	23-38	Bt1	S	sicl	28.6	68.1	3.3			28.8	39.3
ISU01356	38-56	Bt2	S	sicl	31.0	66.1	3.3			24.2	43.2
ISU01357	56-74	Bt2	S	sicl	29.3	67.4	2.9			26.4	39.7
ISU01359	86-102	Bt3	S	sil	27.7	71.2	3.2			26.4	42.8
ISU01358	74-86	Bt3	S	sicl	25.5	69.1	3.3			26.3	44.8
ISU01361	102-117	Bt4	S	sil	26.3	70.9	2.8			27.1	43.8
ISU01363	130-142	BC	S	sicl	27.7	69.1	2.8			27.1	41.7
ISU01362	117-130	BC	S	sicl	28.4	68.8	3.2			29.8	39.3
ISU01364	142-168	C	S	sil	21.7	75.6	2.7			30.1	45.5

*** Primary Characterization Data ***

Pedon ID: S1984IA005006

( Allamakee, Iowa )

Print Date: Nov 24 2024 3:11AM

Sampled As	:	Downs		Fine-silty, mixed, superactive, mesic Mollic Hapludalfs
Iowa State University Soil Characterization Laboratory			;	Pedon No.  X3-162B2-3

---

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 - - - - -)

6A1

ISU01354

0-23

Ap

S

1.37

ISU01355

23-38

Bt1

S

0.47

---

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

ISU01354

0-23

Ap

S

7.0

ISU01355

23-38

Bt1

S

6.6

ISU01357

56-74

Bt2

S

5.2

ISU01356

38-56

Bt2

S

5.3

ISU01359

86-102

Bt3

S

5.3

ISU01358

74-86

Bt3

S

5.1

ISU01361

102-117

Bt4

S

5.4

ISU01363

130-142

BC

S

5.3

ISU01362

117-130

BC

S

5.3

ISU01364

142-168

C

S

5.6