*** Taxonomy Characterization Data ***

Pedon ID: 90TX227001A

( Howard, Texas )

Print Date: May 19 2024 10:21PM

Sampled as on Dec 1, 1990:	Amarillo ; Fine-loamy, mixed, thermic Aridic Paleustalf
Revised to correlated:	Amarillo ; Fine-loamy, mixed, superactive, thermic Typic Paleustalfs

				United States Department of Agriculture
SSL	-	Project	CP91TX094   WERM BIG SPRINGS	Natural Resources Conservation Service
	-	Site ID	S1990TX227001A   Lat: 32° 16' 19.99" north  Long: 101° 29' 13.99" west  MLRA: 77C	National Soil Survey Center
	-	Pedon No.	91P0362	Soil Survey Laboratory
	-	General Methods 1B1A, 2A1, 2B		Lincoln, Nebraska 68508-3866

---

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	3A1a1a		8D1			4A1d
91P02070	0-13	Ap1	S							1.57	--
91P02070	0-13	Ap1	N	12.6	9.5		0.44
91P02071	13-30	Ap2	S	15.2			0.40		51	1.60	0.020
91P02072	30-43	Bt1	S	26.6			0.41		39	1.48	0.039
91P02073	43-53	Bt2	S	29.9			0.41		32

---

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				6E1g	5C1	5C3			8D1				5D2
91P02070	0-13	Ap1	N	8.0		0.23				--					0.66				--
91P02071	13-30	Ap2	S	7.8		0.26				--	100*	94							--
91P02072	30-43	Bt1	S	7.8		0.42				--	100*	93							--
91P02073	43-53	Bt2	S	7.7		0.37				--	100*	92							--

^*Extractable Ca may contain Ca from calcium carbonate or gypsum.

---

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

%

8D1

91P02071

13-30

Ap2

S

0.62

91P02072

30-43

Bt1

S

0.61

91P02073

43-53

Bt2

S

0.60

---