| *** Taxonomy Characterization Data *** |
| Pedon ID: 90MT043004 | ( Jefferson, Montana ) | Print Date: Nov 11 2024 7:49PM |
| Sampled as on Mar 30, 1990: | Benz ; Fine-loamy, mixed (calcareous) Ustic Torriorthents |
| Revised to : |
| United States Department of Agriculture | ||||
| SSL | - | Project | RP91MT171 JEFFERSON | Natural Resources Conservation Service |
| - | Site ID | S1990MT043004 Lat: 45° 51' 20.65" north Long: 112° 7' 25.14" west | National Soil Survey Center | |
| - | Pedon No. | 91P0701 | 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 | 8D1 | ||||||||||||
| 91P03997 | 0-13 | A | S | 47.2 | 0.72 | 11 | 1 | ||||||
| 91P03998 | 13-43 | Bk | S | 51.5 | 0.63 | 4 | |||||||
| 91P03999 | 43-56 | Bz | S | 37.9 | 0.77 | 10 | 1 | ||||||
| 91P04000 | 56-94 | BC | S | 12.3 | 0.59 | 61 | 6 | ||||||
| 91P04001 | 94-102 | 2C | S | -- | 92 | 3 | |||||||
| 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 | 8A3a | 5D2 | ||||||||||||
| 91P03997 | 0-13 | A | S | 9.2 | 1.84 | 6 | 100* | 100 | 0.88 | 6.45 | 67 | ||||||||
| 91P03998 | 13-43 | Bk | S | 8.6 | 0.66 | 2 | 100* | 100 | 1.08 | 2.71 | 69 | ||||||||
| 91P03999 | 43-56 | Bz | S | 8.7 | 0.45 | -- | 100* | 99 | 1.13 | 2.09 | 4 | ||||||||
| 91P04000 | 56-94 | BC | S | 8.4 | 0.21 | -- | 100* | 96 | 1.20 | 0.89 | 30 | ||||||||
| 91P04001 | 94-102 | 2C | S | 8.2 | 0.04 | -- | 100* | 93 | 19 | ||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 1.16 | (NA) | |
| Clay, carbonate free, Weighted Average | 26 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 41 | % wt | |
| Volume, >2mm, Weighted Average | 4 | % vol | |
| Clay, total, Weighted Average | 26 | % wt | |
| Weighted averages based on control section: 25-100 cm | |||