*** Primary Characterization Data ***

Pedon ID: 81TX143002

( Erath, Texas )

Print Date: Nov 12 2024 3:34AM

Sampled as on Jan 1, 1986:	Duffau ; Fine-loamy, siliceous, thermic Udic Paleustalf
Revised to correlated on Sep 22, 2017:	Duffau ; Fine-loamy, siliceous, active, thermic Udic Paleustalfs

				United States Department of Agriculture
SSL	-	Project	RP82TX105   REDBED REFERENCE SAMPLES	Natural Resources Conservation Service
	-	Site ID	81TX143002   Lat: 32° 3' 13.00" north  Long: 98° 22' 12.00" west  MLRA: 84B	National Soil Survey Center
	-	Pedon No.	82P0296	Soil Survey Laboratory
	-	General Methods 1B1A, 2A1, 2B		Lincoln, Nebraska 68508-3866

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Layer	Horizon	Orig Hzn	Depth (cm)	Field Label 1	Field Label 2	Field Label 3	Field Texture	Lab Texture
82P01538	Bt1	Bt1	36-71				SCL	SCL

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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	3A1a1a	3B1	3B1	3B1
82P01538	36-71	Bt1	S	scl	27.9	16.7	55.4	24.2		4.5	12.2	26.7	28.0	0.6	0.1	--	tr	--	1	29	1

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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

8D1

82P01538

36-71

Bt1

S

11.8

1.016

0.54

0.42

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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 - - - - -)

6B3a

6A1c

6C2b

6G7a

6D2a

82P01538

36-71

Bt1

S

0.040

0.41

10

1.0

0.1

--

*** Primary Characterization Data ***

Pedon ID: 81TX143002

( Erath, Texas )

Print Date: Nov 12 2024 3:34AM

Sampled As	:	Duffau		Fine-loamy, siliceous, thermic Udic Paleustalf
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  82P0296

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CEC  &  Bases

-1-

-2-

-3-

-4-

-5-

-6-

-7-

-8-

-9-

-10-

-11-

-12-

-13-

-14-

(- - - - - - NH4OAC Extractable Bases - - - - -)

CEC8

CEC7

ECEC

(- - - - Base - - - -)

Sum

Acid-

Extr

KCl

Sum

NH4

Bases

Al

(- Saturation -)

Depth

Ca

Mg

Na

K

Bases

ity

Al

Mn

Cats

OAC

+Al

Sat

Sum

NH4OAC

Layer

(cm)

Horz

Prep

(- - - - - - - - - - - - - - - - - cmol(+) kg-1 - - - - - - - - - - - - - - - - - - -)

mg kg-1

(- - - - cmol(+) kg-1 - - -)

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

6N2e

6O2d

6P2b

6Q2b

6H5a

5A8b

5C3

5C1

82P01538

36-71

Bt1

S

13.7*

1.2

0.1

0.4

4.0

15.0

79

100

^*Extractable Ca may contain Ca from calcium carbonate or gypsum., CEC7 base saturation set to 100.

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Salt

-1-

-2-

-3-

-4-

-5-

-6-

-7-

-8-

-9-

-10-

-11-

-12-

-13-

-14-

-15-

-16-

-17-

-18-

-19-

-20-

(- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Water Extracted From Saturated Paste - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -)

1:2

Total

Elec

Elec

Exch

Depth

Ca

Mg

Na

K

CO3

HCO3

F

Cl

PO4

Br

OAC

SO4

NO2

NO3

H2O

Salts

Cond

Cond

Na

SAR

Layer

(cm)

Horz

Prep

(- - - - - mmol(+) L-1 - - - - -)

(- - - - - - - - - - - - - - - - - - - - - - mmol(-) L-1 - - - - - - - - - - - - - - - - - - - -)

(- - - - % - - - -)

(- - dS m-1 - -)

%

4F1a1a1

82P01538

36-71

Bt1

S

0.06

1

---

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

6E1g

4E2a1a1a1

82P01538

36-71

Bt1

S

7.3

7.7

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