| *** Taxonomy Characterization Data *** |
| Pedon ID: 91MT049010 | ( Lewis and Clark, Montana ) | Print Date: Nov 13 2024 3:31PM |
| Sampled as : | Tolex ; Loamy-skeletal, mixed Lithic Eutroboralf |
| Revised to correlated on Nov 28, 2007: | Tolex ; Loamy-skeletal, mixed Lithic Eutroboralfs |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP92MT126 LEWIS AND CLARK COUNTY | Natural Resources Conservation Service |
| - | Site ID | S1991MT049010 Lat: 46° 45' 22.65" north Long: 111° 58' 39.17" west | National Soil Survey Center | |
| - | Pedon No. | 92P0509 | 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 | |||||||||||
| 92P02964 | 33-46 | BC | S | 19.9 | 10.8 | 0.46 | 91 | 77 | |||||
| 92P02961 | 0-3 | A | S | 5.8 | 1.4 | 1.16 | 84 | 34 | |||||
| 92P02962 | 3-13 | E | S | 12.8 | 4.2 | 0.48 | 63 | 22 | |||||
| 92P02963 | 13-33 | Bt | S | 31.9 | 19.0 | 0.43 | 82 | 64 | |||||
| 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 | 8J | 5C1 | 5C3 | 6S4 | 8D1 | 8A3a | 5D2 | |||||||||||
| 92P02964 | 33-46 | BC | S | 6.9 | 0.51 | 100* | 83 | 20 | 1.09 | 0.58 | tr | ||||||||
| 92P02961 | 0-3 | A | S | 5.2 | 2.46 | 0.11 | 0.09 | 65 | 47 | 14 | 2.28 | 0.96 | 1 | ||||||
| 92P02962 | 3-13 | E | S | 5.6 | 0.80 | 0.11 | 0.04 | 80 | 64 | 14 | 0.91 | 2 | |||||||
| 92P02963 | 13-33 | Bt | S | 6.2 | 0.73 | 0.22 | 0.04 | 93 | 81 | 26 | 0.92 | 1 | |||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.92 | (NA) | |
| Clay, carbonate free, Weighted Average | 32 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 82 | % wt | |
| Volume, >2mm, Weighted Average | 64 | % vol | |
| Clay, total, Weighted Average | 32 | % wt | |
| Weighted averages based on control section: 13-33 cm | |||