| *** Taxonomy Characterization Data *** |
| Pedon ID: 76MT087019 | ( Rosebud, Montana ) | Print Date: Feb 17 2025 2:39AM |
| Sampled as on Jul 1, 1976: | Vanstel ; Fine-silty, mixed Borollic Haplargid |
| Revised to correlated: | Vanstel ; Fine-silty, mixed, superactive Borollic Haplargids |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP83MT220 ROSEBUD COUNTY | Natural Resources Conservation Service |
| - | Site ID | S1976MT087019 Lat: 46° 12' 45.01" north Long: 106° 44' 54.01" west MLRA: 58A | National Soil Survey Center | |
| - | Pedon No. | 83P0724 | 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 | |||||||||||
| 83P03582 | 0-13 | A | S | 18.2 | 0.40 | 6 | -- | ||||||
| 83P03583 | 13-28 | Bt1 | S | 27.3 | 0.44 | 8 | -- | ||||||
| 83P03584 | 28-46 | Bt2 | S | 25.2 | 0.46 | 5 | -- | ||||||
| 83P03585 | 46-60 | Btk | S | 20.7 | 1.7 | 0.45 | 3 | -- | |||||
| 83P03586 | 60-90 | BC1 | S | 20.0 | 2.3 | 0.40 | 4 | -- | |||||
| 83P03587 | 90-152 | BC2 | S | 17.3 | 1.1 | 0.40 | 6 | -- | |||||
| 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 | |||||||||||||
| 83P03582 | 0-13 | A | S | 6.3 | 1.01 | 91 | 80 | 0.77 | -- | ||||||||||
| 83P03583 | 13-28 | Bt1 | S | 7.2 | 0.83 | -- | 96 | 90 | 0.86 | -- | |||||||||
| 83P03584 | 28-46 | Bt2 | S | 7.6 | 0.85 | -- | 98 | 92 | 0.96 | -- | |||||||||
| 83P03585 | 46-60 | Btk | S | 8.4 | 0.55 | 8 | 100* | 100 | 0.81 | 1 | |||||||||
| 83P03586 | 60-90 | BC1 | S | 8.6 | 0.37 | 10 | 100* | 100 | 0.76 | 3 | |||||||||
| 83P03587 | 90-152 | BC2 | S | 9.0 | 0.24 | 12 | 100* | 100 | 0.72 | 8 | |||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.9 | (NA) | |
| Clay, carbonate free, Weighted Average | 24 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 5 | % wt | |
| Volume, >2mm, Weighted Average | 0 | % vol | |
| Clay, total, Weighted Average | 25 | % wt | |
| Weighted averages based on control section: 13-60 cm | |||