*** Primary Characterization Data ***

Pedon ID: S1945MS143018

( Tunica, Mississippi )

Print Date: Nov 21 2024 12:46PM

Sampled as on Jan 30, 1945:	SHARKEY
Revised to :

				United States Department of Agriculture
SSL	-	Project	NL40001   SSIR SAMPLES	Soil Conservation Service
	-	Site ID	S1945MS143018	Beltsville Soil Survey Laboratory
	-	Pedon No.	40A4831	Soil Laboratory
	-	General Methods 1B1A, 2A1, 2B		Beltsville, Maryland

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Layer	Horizon	Orig Hzn	Depth (cm)	Field Label 1	Field Label 2	Field Label 3	Field Texture	Lab Texture
40A36682	Ap	Ap	0-10	46270				C
40A36683	A	A12	10-33	46271				C
40A36684	C	C 1	33-58	46272				C
40A36685	Cg	C 2g	58-91	46273				C

---

---

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	3B1	3B1	3B1
40A36682	0-10	Ap	S	c	65.2	32.1	2.7					0.7	0.9	0.4	0.5	0.2	--	--	--	2	--
40A36683	10-33	A	S	c	65.0	32.5	2.5					0.4	0.8	0.4	0.7	0.2	--	--	--	2	--
40A36684	33-58	C	S	c	59.9	37.4	2.7					0.6	1.0	0.5	0.5	0.1	--	--	--	2	--
40A36685	58-91	Cg	S	c	58.9	39.4	1.7					0.4	0.7	0.3	0.3	--	--	--	--	1	--

---

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 - - - - -)

6A3a

40A36682

0-10

Ap

S

2.40

40A36683

10-33

A

S

1.80

40A36684

33-58

C

S

1.10

40A36685

58-91

Cg

S

0.50

*** Primary Characterization Data ***

Pedon ID: S1945MS143018

( Tunica, Mississippi )

Print Date: Nov 21 2024 12:46PM

Sampled As	:	SHARKEY
USDA-SCS-Soil Survey Laboratory			;	Pedon No.  40A4831

---

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 - - -)			(- - - - - - - - % - - - - - - - -)
				6N2d	6O2b		6Q2a		6H1a
40A36682	0-10	Ap	S	26.9	9.4		1.0		6.8							85
40A36683	10-33	A	S	27.1	8.9		0.7		5.4							87
40A36684	33-58	C	S	26.9	9.6		0.6		7.8							83
40A36685	58-91	Cg	S	19.6	11.3		0.7		8.2							79

---

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

8C1a

40A36682

0-10

Ap

S

5.9

40A36683

10-33

A

S

6.2

40A36684

33-58

C

S

5.6

40A36685

58-91

Cg

S

5.0