| *** Taxonomy Characterization Data *** |
| Pedon ID: 75MT087205 | ( Rosebud, Montana ) | Print Date: Nov 26 2024 11:03PM |
| Sampled as on Feb 1, 1975: | Lamedeer ; Loamy-skeletal, mixed Udic Ustochrept |
| Revised to correlated: | Lamedeer ; Loamy-skeletal, mixed, superactive, frigid Typic Ustochrepts |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP83MT220 ROSEBUD COUNTY | Natural Resources Conservation Service |
| - | Site ID | S1975MT087205 Lat: 45° 31' 10.00" north Long: 106° 33' 0.01" west MLRA: 58A | National Soil Survey Center | |
| - | Pedon No. | 83P0716 | 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 | 3A1a1a | 8D1 | ||||||||||
| 83P03545 | 0-20 | A | S | 13.6 | 0.76 | 58 | 22 | ||||||
| 83P03546 | 20-51 | Bw1 | S | 14.0 | 0.64 | 67 | 26 | ||||||
| 83P03547 | 51-91 | Bw2 | S | 7.4 | -- | -- | 1.12 | 81 | 36 | ||||
| 83P03548 | 91-152 | Bk | S | 3.8 | -- | -- | 1.87 | 92 | 53 | ||||
| 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 | |||||||||||||
| 83P03545 | 0-20 | A | S | 6.7 | 1.69 | 96 | 81 | 1.49 | tr | ||||||||||
| 83P03546 | 20-51 | Bw1 | S | 6.8 | 0.81 | 97 | 87 | 1.29 | 1 | ||||||||||
| 83P03547 | 51-91 | Bw2 | S | 7.2 | 0.51 | 99 | 93 | 1.85 | 1 | ||||||||||
| 83P03548 | 91-152 | Bk | S | 7.9 | 0.58 | -- | 100* | 99 | 2.63 | 2 | |||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 1.75 | (NA) | |
| Clay, carbonate free, Weighted Average | 9 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 77 | % wt | |
| Volume, >2mm, Weighted Average | 35 | % vol | |
| Clay, total, Weighted Average | 9 | % wt | |
| Weighted averages based on control section: 25-100 cm | |||