*** Taxonomy Characterization Data ***
Pedon ID: 91MT049001( Lewis and Clark, Montana )Print Date: Oct 31 2024 5:53PM

Sampled as on Aug 4, 1991:Auchard ; Fine, mixed Typic Natriboralfs
Revised to :
United States Department of Agriculture
SSL-ProjectCP92MT126   LEWIS AND CLARK COUNTYNatural Resources Conservation Service
-Site IDS1991MT049001   Lat: 47° 21' 4.64" north  Long: 112° 11' 35.24" westNational Soil Survey Center
-Pedon No. 92P0497Soil Survey Laboratory
-General Methods 1B1A, 2A1, 2BLincoln, Nebraska 68508-3866

Taxonomy Tier 1-1--2--3--4--5--6--7--8--9--10-
 
FineCaCO31500.1-75BulkColeVolResist
ClayClayClaykPaClaymmDenWhole% ofMin
Depth<.002<.0002<.002/ClayEstFrac33 kPaSoilWhole%
Layer(cm)HorzPrep(---------% of <2 mm-------)(-------- % --------)g cm-3cm cm-1
3A1a1a3A1a1a8D1
 
92P028980-8ES28.30.3815
92P028998-23BtnS54.80.3410
92P0290023-61BtknS48.43.20.32101
92P0290161-84ByS57.11.30.339
92P0290284-152CrS55.10.327

Taxonomy Tier 2-1--2--3--4--5--6--7--8--9--10--11--12--13--14--15--16-
 
pHpHOrgTotAl+½ FeCO3 as(--- Base Sat ---)NZECECCEC7ECECAl
DepthH2ONaFCCOxalODOECaCO3NH4BasesP Retcmol(+)/Clay/ClaySatE CESP
Layer(cm)HorzPrep(------------------------------------------ % --------------------------------------------)kg -1%dS m-1%
4C1a2a6A1c6E1g5C15C36S48D18A3a5D2
 
92P028980-8ES6.83.099781160.680.891
92P028998-23BtnS7.81.25--100*95350.520.736
92P0290023-61BtknS8.50.658100*100280.411.8011
92P0290161-84ByS7.90.474100*100280.415.5914
92P0290284-152CrS8.30.09--100*100200.441.7519

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



Pedon Calculations
Calculation NameResultUnits of Measure
 
CEC Activity, CEC7/Clay, Weighted Average0.46(NA)
Clay, carbonate free, Weighted Average48% wt
Weighted Particles, 0.1-75mm, 75 mm Base10% wt
Volume, >2mm, Weighted Average1% vol
Clay, total, Weighted Average50% wt
 
Weighted averages based on control section: 8-58 cm
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