| *** Taxonomy Characterization Data *** |
| Pedon ID: 75MT087047 | ( Rosebud, Montana ) | Print Date: Nov 21 2024 2:22PM |
| Sampled as on Jul 1, 1975: | Spinekop ; Fine-loamy, mixed Borollic Camborthid |
| Revised to correlated: | Spinekop ; Fine-loamy, mixed, superactive Borollic Camborthids |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP83MT220 ROSEBUD COUNTY | Natural Resources Conservation Service |
| - | Site ID | S1975MT087047 Lat: 46° 15' 31.00" north Long: 106° 50' 52.99" west MLRA: 58A | National Soil Survey Center | |
| - | Pedon No. | 83P0722 | 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 | |||||||||||
| 83P03572 | 0-28 | Ap | S | 35.7 | 0.41 | 17 | tr | ||||||
| 83P03573 | 28-44 | Bw1 | S | 37.8 | 0.45 | 12 | -- | ||||||
| 83P03574 | 44-53 | Bw2 | S | 17.8 | 1.4 | 0.40 | 29 | -- | |||||
| 83P03575 | 53-85 | BC | S | 25.5 | 2.9 | 0.38 | 14 | -- | |||||
| 83P03576 | 85-110 | C1 | S | 20.0 | 1.4 | 0.41 | 22 | -- | |||||
| 83P03577 | 110-152 | C2 | S | 15.4 | 0.9 | 0.42 | 39 | -- | |||||
| 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 | |||||||||||||
| 83P03572 | 0-28 | Ap | S | 7.9 | 0.94 | tr | 100* | 100 | 0.71 | 2 | |||||||||
| 83P03573 | 28-44 | Bw1 | S | 7.7 | 1.46 | tr | 100* | 100 | 0.70 | 2 | |||||||||
| 83P03574 | 44-53 | Bw2 | S | 8.2 | 0.40 | 9 | 100* | 100 | 0.69 | 2 | |||||||||
| 83P03575 | 53-85 | BC | S | 8.3 | 0.44 | 11 | 100* | 100 | 0.65 | 1 | |||||||||
| 83P03576 | 85-110 | C1 | S | 8.3 | 0.28 | 9 | 100* | 100 | 0.69 | 1 | |||||||||
| 83P03577 | 110-152 | C2 | S | 8.3 | 0.20 | 8 | 100* | 100 | 0.71 | 3 | |||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.73 | (NA) | |
| Clay, carbonate free, Weighted Average | 25 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 17 | % wt | |
| Volume, >2mm, Weighted Average | 0 | % vol | |
| Clay, total, Weighted Average | 27 | % wt | |
| Weighted averages based on control section: 25-100 cm | |||