| *** Taxonomy Characterization Data *** |
| Pedon ID: 80MT087496 | ( Rosebud, Montana ) | Print Date: Jan 31 2025 3:48PM |
| Sampled as on Jul 1, 1980: | Hopsonville ; Fine-loamy, mixed Borollic Natrargid |
| Revised to correlated: | Bullock ; Fine-loamy, mixed, superactive Borollic Natrargids |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP83MT220 ROSEBUD COUNTY | Natural Resources Conservation Service |
| - | Site ID | S1980MT087496 Lat: 46° 38' 53.00" north Long: 106° 29' 33.00" west MLRA: 58A | National Soil Survey Center | |
| - | Pedon No. | 83P0714 | 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 | |||||||||||
| 83P03535 | 0-13 | A | S | 7.6 | 0.71 | 34 | 1 | ||||||
| 83P03536 | 18-28 | Bt | S | 20.7 | 0.3 | 0.57 | 24 | 1 | |||||
| 83P03537 | 28-41 | Bk | S | 23.2 | 2.9 | 0.51 | 17 | 1 | |||||
| 83P03538 | 41-61 | Byz1 | S | 17.9 | 0.55 | 19 | 1 | ||||||
| 83P03539 | 61-81 | Byz2 | S | 18.6 | 0.56 | 23 | 1 | ||||||
| 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 | ||||||||||||
| 83P03535 | 0-13 | A | S | 7.7 | 0.78 | tr | 100* | 100 | 1.24 | 2 | |||||||||
| 83P03536 | 18-28 | Bt | S | 9.4 | 0.60 | 2 | 100* | 100 | 0.81 | 1.75 | 35 | ||||||||
| 83P03537 | 28-41 | Bk | S | 8.7 | 0.69 | 8 | 100* | 100 | 0.69 | 5.64 | 39 | ||||||||
| 83P03538 | 41-61 | Byz1 | S | 9.1 | 0.29 | 6 | 100* | 100 | 0.88 | 7.00 | 42 | ||||||||
| 83P03539 | 61-81 | Byz2 | S | 9.0 | 0.24 | 5 | 100* | 100 | 0.88 | 10.10 | 41 | ||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.8 | (NA) | |
| Clay, carbonate free, Weighted Average | 20 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 20 | % wt | |
| Volume, >2mm, Weighted Average | 1 | % vol | |
| Clay, total, Weighted Average | 22 | % wt | |
| Weighted averages based on control section: 18-41 cm | |||