| *** Taxonomy Characterization Data *** |
| Pedon ID: S1974MT063020 | ( Missoula, Montana ) | Print Date: Nov 23 2024 9:01PM |
| Sampled as on Sep 29, 1974: | Tamely |
| Revised to SSL: | (unnamed) ; Sandy-skeletal, mixed Alfic Andeptic Cryorthent |
| United States Department of Agriculture | ||||
| SSL | - | Project | NL74ID001 PONDEROSA PINE | Natural Resources Conservation Service |
| - | Site ID | S1974MT063020 Lat: 47° 25' 44.60" north Long: 113° 46' 2.43" west | National Soil Survey Center | |
| - | Pedon No. | 75C0015 | 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 | 8D1 | ||||||||||||
| 75C00047 | 3-28 | B | S | 7.8 | 1.67 | 59 | 30 | ||||||
| 75C00048 | 28-61 | 2E | S | 6.5 | 0.43 | 92 | 46 | ||||||
| 75C00049 | 61-91 | 2ABb | S | 5.2 | 0.44 | 65 | 32 | ||||||
| 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 | 5C1 | 5C3 | 5A3b | 8D1 | 5G1 | 5D2 | ||||||||||||
| 75C00047 | 3-28 | B | S | 5.7 | 2.33 | 7 | 8 | 3.14 | tr | ||||||||||
| 75C00048 | 28-61 | 2E | S | 5.3 | 0.14 | 18 | 36 | 1.0 | 0.69 | 0.15 | 20 | -- | |||||||
| 75C00049 | 61-91 | 2ABb | S | 6.2 | 47 | 100 | 0.58 | -- | |||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.75 | (NA) | |
| Clay, carbonate free, Weighted Average | 6 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 78 | % wt | |
| Volume, >2mm, Weighted Average | 39 | % vol | |
| Clay, total, Weighted Average | 6 | % wt | |
| Weighted averages based on control section: 25-91 cm | |||