*** Primary Characterization Data ***

Pedon ID: S1985IA0550023

( Delaware, Iowa )

Print Date: May 20 2024 7:05AM

Sampled as on Oct 30, 1985:	Downs ; Fine-silty, mixed, superactive, mesic Mollic Hapludalfs
Revised to correlated on Jul 9, 2007:	Downs ; Fine-silty, mixed, superactive, mesic Dystric Eutrochrepts

				United States Department of Agriculture
SSL	-	Project	RP85IA099   DELAWARE COUNTY EROSION	Natural Resources Conservation Service
	-	Site ID	S1985IA055023   Lat: 42° 35' 30.00" north  Long: 91° 27' 30.01" west  MLRA: 104	National Soil Survey Center
	-	Pedon No.	85P0336	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
85P01606	Ap	Ap	0-20				SIL	SIL
85P01607	E	E	20-28				SIL	SIL
85P01608	BE	BE	28-38				SIL	SIL
85P01609	Bt1	Bt1	38-53				SICL	SIL
85P01610	Bt21	Bt2	53-64				SICL	SIL
85P01611	Bt22	Bt2	64-76				SICL	SIL
85P01612	Bt3	Bt3	76-91				SICL	SIL

---

Pedon Calculations
Calculation Name	Result	Units of Measure
Clay, carbonate free, Weighted Average	22	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	5	% wt
Volume, >2mm, Weighted Average	0	% vol
Clay, total, Weighted Average	22	% 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
85P01606	0-20	Ap	S	sil	21.3	69.1	9.6			27.1	42.0	7.2	1.5	0.9	--	--	--	--	--	2	--
85P01607	20-28	E	S	sil	23.2	67.5	9.3			24.5	43.0	6.9	1.5	0.9	--	--	--	--	--	2	--
85P01608	28-38	BE	S	sil	21.9	69.0	9.1			26.0	43.0	6.9	1.4	0.8	--	--	--	--	--	2	--
85P01609	38-53	Bt1	S	sil	23.1	66.3	10.6			20.2	46.1	7.6	2.0	1.0	--	--	--	--	--	3	--
85P01610	53-64	Bt21	S	sil	22.4	59.2	18.4			16.2	43.0	14.2	2.8	1.4	--	--	--	--	--	4	--
85P01611	64-76	Bt22	S	sil	21.1	61.6	17.3			16.8	44.8	10.8	3.8	2.7	--	--	--	--	--	7	--
85P01612	76-91	Bt3	S	sil	21.1	61.6	17.3			17.1	44.5	11.5	3.4	2.3	0.1	--	--	--	--	6	--

*** Primary Characterization Data ***

Pedon ID: S1985IA0550023

( Delaware, Iowa )

Print Date: May 20 2024 7:05AM

Sampled As	:	Downs		Fine-silty, mixed, superactive, mesic Mollic Hapludalfs
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  85P0336

---

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
85P01606	0-20	Ap	S							9.2		1.014					0.43
85P01607	20-28	E	S							9.6		1.017					0.41
85P01608	28-38	BE	S							9.1		1.015					0.42
85P01609	38-53	Bt1	S							9.6		1.017					0.42
85P01610	53-64	Bt21	S							9.5		1.019					0.42
85P01611	64-76	Bt22	S							9.4		1.018					0.45
85P01612	76-91	Bt3	S							9.2		1.017					0.44

---

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

85P01606

0-20

Ap

S

1.52

85P01607

20-28

E

S

0.75

85P01608

28-38

BE

S

0.69

85P01609

38-53

Bt1

S

0.53

85P01610

53-64

Bt21

S

0.24

85P01611

64-76

Bt22

S

0.20

85P01612

76-91

Bt3

S

0.28

*** Primary Characterization Data ***

Pedon ID: S1985IA0550023

( Delaware, Iowa )

Print Date: May 20 2024 7:05AM

Sampled As	:	Downs		Fine-silty, mixed, superactive, mesic Mollic Hapludalfs
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  85P0336

---

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

85P01606

0-20

Ap

S

4.9

5.4

85P01607

20-28

E

S

4.6

5.2

85P01608

28-38

BE

S

4.7

5.1

85P01609

38-53

Bt1

S

4.5

5.1

85P01610

53-64

Bt21

S

4.7

5.3

85P01611

64-76

Bt22

S

4.9

5.3

85P01612

76-91

Bt3

S

4.9

5.4