*** Primary Characterization Data ***

Pedon ID: 76LA017004

( CaddoParish, Louisiana )

Print Date: Nov 26 2024 11:08PM

Sampled as :	Kirvin
Revised to correlated on Jan 20, 2014:	Sacul ; Fine, mixed, active, thermic Aquic Hapludults

				United States Department of Agriculture
SSL	-	Project	NL40001   SSIR SAMPLES	Soil Conservation Service
	-	Site ID	76LA017004   Lat: 33° 1' 7.00" north  Long: 93° 57' 12.00" west  MLRA: 133B	Lincoln Soil Survey Laboratory
	-	Pedon No.	40A1365	Soil Laboratory
	-	General Methods 1B1A, 2A1, 2B		Lincoln, Nebraska

---

Layer	Horizon	Orig Hzn	Depth (cm)	Field Label 1	Field Label 2	Field Label 3	Field Texture	Lab Texture
40A10411	Ap	Ap	0-13
40A10412	E	A2	13-38
40A10413	Bt1	B21t	38-69	77T7202				C
40A10414	Bt2	B22t	69-94	77T7203				CL
40A10415	Bt3	B23t	94-117	77T7204				SCL
40A10416	C	C	117-152	77T7205				CL

---

Pedon Calculations
Calculation Name	Result	Units of Measure
CEC Activity, CEC7/Clay, Weighted Average	0.26	(NA)
Clay, carbonate free, Weighted Average	46	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	16	% wt
Volume, >2mm, Weighted Average	4	% vol
Clay, total, Weighted Average	46	% 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
40A10411	0-13	Ap	S														--	--	--
40A10412	13-38	E	S														--	--	--
40A10413	38-69	Bt1	S	c	50.1	21.0	28.9			5.3	15.7	20.8	4.6	0.3	0.5	2.7	5	2	--	15	7
40A10414	69-94	Bt2	S	cl	39.8	24.5	35.7			6.1	18.4	25.0	7.8	0.5	0.5	1.9	5	3	--	18	8
40A10415	94-117	Bt3	S	scl	27.2	25.0	47.8			8.9	16.1	30.4	11.2	0.8	1.0	4.4	10	8	--	32	18
40A10416	117-152	C	S	cl	34.9	23.1	42.0			8.5	14.6	27.5	11.7	0.4	0.6	1.8	5	6	--	24	11

*** Primary Characterization Data ***

Pedon ID: 76LA017004

( CaddoParish, Louisiana )

Print Date: Nov 26 2024 11:08PM

Sampled As	:	Kirvin
USDA-SCS-Soil Survey Laboratory			;	Pedon No.  40A1365

---

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	%
										NK
40A10413	38-69	Bt1	S							16.9						0.24	0.34
40A10414	69-94	Bt2	S							15.3						0.28	0.38
40A10415	94-117	Bt3	S							10.9						0.30	0.40
40A10416	117-152	C	S							13.8						0.30	0.40

---

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 - - -)

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

NK

40A10413

38-69

Bt1

S

12.0

40A10414

69-94

Bt2

S

11.2

40A10415

94-117

Bt3

S

8.1

40A10416

117-152

C

S

10.6

---

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 - -)

%

40A10413

38-69

Bt1

S

--

40A10414

69-94

Bt2

S

--

40A10415

94-117

Bt3

S

--

40A10416

117-152

C

S

--

*** Primary Characterization Data ***

Pedon ID: 76LA017004

( CaddoParish, Louisiana )

Print Date: Nov 26 2024 11:08PM

Sampled As	:	Kirvin
USDA-SCS-Soil Survey Laboratory			;	Pedon No.  40A1365

---

Clay Mineralogy (<.002 mm)

-1-

-2-

-3-

-4-

-5-

-6-

-7-

-8-

-9-

-10-

-11-

-12-

-13-

-14-

-15-

-16-

-17-

-18-

X-Ray

Thermal

Elemental

EGME

Inter

SiO2

Al2O3

Fe2O3

MgO

CaO

K2O

Na2O

Retn

preta

Depth

Fract

7A2i

tion

Layer

(cm)

Horz

ion

( - - - - - - - - - peak size - - - - - - - - - - )

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

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

mg g-1

40A10413

38.0-69.0

Bt1

tcly

KK 3

VC 1

QZ 1

40A10416

117.0-152.0

C

tcly

KK 3

VC 1

QZ 1

FRACTION INTERPRETATION:
tcly - Total Clay <0.002 mm

MINERAL INTERPRETATION:
KK Kaolinite	QZ Quartz	VC Vermiculite-Chlorite

RELATIVE PEAK SIZE:

5 Very Large

4 Large

3 Medium

2 Small

1 Very Small

6 No Peaks