*** Primary Characterization Data ***

Pedon ID: S1944MS143001

( Tunica, Mississippi )

Print Date: Dec 4 2024 3:11AM

Sampled as on Jan 30, 1944:	DUBBS
Revised to :

				United States Department of Agriculture
SSL	-	Project	NL40001   SSIR SAMPLES	Soil Conservation Service
	-	Site ID	S1944MS143001	Beltsville Soil Survey Laboratory
	-	Pedon No.	40A4781	Soil Laboratory
	-	General Methods 1B1A, 2A1, 2B		Beltsville, Maryland

---

Layer	Horizon	Orig Hzn	Depth (cm)	Field Label 1	Field Label 2	Field Label 3	Field Texture	Lab Texture
40A36309	Ap	Ap	0-10	D4354				SIL
40A36310	Bt1	B21t	10-23	D4355				SICL
40A36311	Bt2	B22t	23-51	D4356				SIL
40A36312	2B	2B 3	51-76	D4357				L
40A36313	2C1	2C 1	76-91	D4358				VFSL
40A36314	2C2	2C 2	91-122	D4359				L
40A36315	2C3	2C 3	122-142	D4360				VFSL

---

---

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
40A36309	0-10	Ap	S	sil	19.3	65.5	15.2					13.6	1.2	0.2	0.2	--	--	--	--	2	--
40A36310	10-23	Bt1	S	sicl	31.1	54.8	14.1					13.3	0.6	0.1	0.1	--	--	--	--	1	--
40A36311	23-51	Bt2	S	sil	24.9	54.1	21.0					20.3	0.5	0.1	0.1	--	--	--	--	1	--
40A36312	51-76	2B	S	l	17.3	39.2	43.5					42.2	1.1	0.1	0.1	--	--	--	--	1	--
40A36313	76-91	2C1	S	vfsl	10.5	32.9	56.6					54.1	2.3	0.1	0.1	--	--	--	--	3	--
40A36314	91-122	2C2	S	l	12.3	42.2	45.5					43.8	1.4	0.1	0.2	--	--	--	--	2	--
40A36315	122-142	2C3	S	vfsl	7.5	29.1	63.4					60.3	2.9	0.1	0.1	--	--	--	--	3	--

*** Primary Characterization Data ***

Pedon ID: S1944MS143001

( Tunica, Mississippi )

Print Date: Dec 4 2024 3:11AM

Sampled As	:	DUBBS
USDA-SCS-Soil Survey Laboratory			;	Pedon No.  40A4781

---

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

40A36309

0-10

Ap

S

1.50

40A36310

10-23

Bt1

S

1.20

40A36311

23-51

Bt2

S

0.80

40A36312

51-76

2B

S

0.50

40A36313

76-91

2C1

S

0.30

40A36314

91-122

2C2

S

0.30

40A36315

122-142

2C3

S

0.10

---

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		6H5a
40A36309	0-10	Ap	S	12.0	2.1		1.1		3.3							82
40A36310	10-23	Bt1	S	15.9	3.1		0.9		5.9							77
40A36311	23-51	Bt2	S	11.9	2.7		0.5		6.6							70
40A36312	51-76	2B	S	8.6	2.1		0.5		5.1							69
40A36313	76-91	2C1	S	6.6	1.6		0.3		3.5							71
40A36314	91-122	2C2	S	7.5	1.9		0.4		4.1							71
40A36315	122-142	2C3	S	5.7	1.5		0.5		2.9							73

*** Primary Characterization Data ***

Pedon ID: S1944MS143001

( Tunica, Mississippi )

Print Date: Dec 4 2024 3:11AM

Sampled As	:	DUBBS
USDA-SCS-Soil Survey Laboratory			;	Pedon No.  40A4781

---

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

40A36309

0-10

Ap

S

6.6

40A36310

10-23

Bt1

S

6.2

40A36311

23-51

Bt2

S

5.4

40A36312

51-76

2B

S

5.3

40A36313

76-91

2C1

S

5.6

40A36314

91-122

2C2

S

5.3

40A36315

122-142

2C3

S

5.3