| *** Taxonomy Characterization Data *** |
| Pedon ID: 76MT087196 | ( Rosebud, Montana ) | Print Date: Nov 21 2024 2:09PM |
| Sampled as on May 30, 1976: | Neldore ; Clayey, montmorillonitic, nonacid, frigid Ustic Torriorthents |
| Revised to correlated on Jan 8, 2018: | Neldore ; Clayey, smectitic, nonacid, frigid, shallow Aridic Ustorthents |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP83MT220 ROSEBUD COUNTY | Natural Resources Conservation Service |
| - | Site ID | S1976MT087196 Lat: 46° 19' 59.01" north Long: 106° 46' 55.00" west MLRA: 58A | National Soil Survey Center | |
| - | Pedon No. | 83P0717 | 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 | |||||||||||
| 83P03549 | 0-2 | A1 | S | 62.2 | 21.9 | 0.32 | 2 | 1 | |||||
| 83P03550 | 2-5 | A2 | S | 63.7 | 24.7 | 0.33 | 1 | tr | |||||
| 83P03551 | 5-18 | C1 | S | 64.6 | 27.6 | 0.33 | 2 | 1 | |||||
| 83P03552 | 18-30 | C2 | S | 59.1 | 15.5 | 0.35 | 2 | tr | |||||
| 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 | 5A3b | 8D1 | 5G1 | 5D2 | |||||||||||
| 83P03549 | 0-2 | A1 | S | 7.0 | 0.79 | 94 | 90 | 0.66 | 1 | ||||||||||
| 83P03550 | 2-5 | A2 | S | 7.2 | 0.64 | -- | 95 | 90 | 0.67 | 1 | |||||||||
| 83P03551 | 5-18 | C1 | S | 6.6 | 0.60 | 96 | 87 | 0.66 | 3 | ||||||||||
| 83P03552 | 18-30 | C2 | S | 4.6 | 0.53 | 100* | 89 | 89.1 | 0.62 | 1.51 | 1 | 7 | |||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.65 | (NA) | |
| Clay, carbonate free, Weighted Average | 62 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 2 | % wt | |
| Volume, >2mm, Weighted Average | 0 | % vol | |
| Clay, total, Weighted Average | 62 | % wt | |
| Weighted averages based on control section: 0-30 cm | |||