*** Taxonomy Characterization Data ***

Pedon ID: 85IA1770021

( Van Buren, Iowa )

Print Date: Nov 21 2024 1:16PM

Sampled as on Nov 1, 1985:	Seymour ; Fine, montmorillonitic, mesic Aquic Argiudoll
Revised to correlated:	Seymour ; Fine, smectitic, mesic Aquic Argiudolls

				United States Department of Agriculture
SSL	-	Project	RP85IA091   VAN BUREN COUNTY EROSION	Natural Resources Conservation Service
	-	Site ID	S1985IA1770021   Lat: 40° 42' 0.00" north  Long: 91° 57' 30.01" west  MLRA: 109	National Soil Survey Center
	-	Pedon No.	85P0307	Soil Survey Laboratory
	-	General Methods 1B1A, 2A1, 2B		Lincoln, Nebraska 68508-3866

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Taxonomy Tier 1				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-
					Fine	CaCO3	1500		.1-75	Bulk	Cole	Vol	Resist
				Clay	Clay	Clay	kPa	Clay	mm	Den	Whole	% of	Min
	Depth			<.002	<.0002	<.002	/Clay	Est	Frac	33 kPa	Soil	Whole	%
Layer	(cm)	Horz	Prep	(---------% of <2 mm-------)				(-------- % --------)		g cm-3	cm cm-1
				3A1a1a			8D1
85P01472	0-20	Ap	S	23.2			0.50		3			--
85P01473	20-36	A1	S	27.4			0.43		2			--
85P01474	36-53	A2	S	38.9			0.44		2			--
85P01475	53-61	AB	S	54.0			0.48		1			--
85P01476	61-76	Bt1	S	48.4			0.51		--			--
85P01477	76-89	Bt2	S	44.0			0.53		2			--

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Taxonomy Tier 2

-1-

-2-

-3-

-4-

-5-

-6-

-7-

-8-

-9-

-10-

-11-

-12-

-13-

-14-

-15-

-16-

pH

pH

Org

Tot

Al+½ Fe

CO3 as

(--- Base Sat ---)

NZ

ECEC

CEC7

ECEC

Al

Depth

H2O

NaF

C

C

Oxal

ODOE

CaCO3

NH4

Bases

P Ret

cmol(+)

/Clay

/Clay

Sat

E C

ESP

Layer

(cm)

Horz

Prep

(------------------------------------------ % --------------------------------------------)

kg -1

%

dS m-1

%

4C1a2a

6A1c

85P01472

0-20

Ap

S

6.2

1.92

85P01473

20-36

A1

S

5.7

1.09

85P01474

36-53

A2

S

5.2

0.89

85P01475

53-61

AB

S

5.3

0.79

85P01476

61-76

Bt1

S

5.6

0.39

85P01477

76-89

Bt2

S

5.9

0.36

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