| *** Taxonomy Characterization Data *** |
| Pedon ID: S1974MT063008 | ( Missoula, Montana ) | Print Date: Jan 31 2025 1:48PM |
| Sampled as on Sep 29, 1974: | Worock |
| Revised to SSL: | (unnamed) ; Loamy-skeletal, mixed Typic Cryoboralf |
| United States Department of Agriculture | ||||
| SSL | - | Project | NL74ID001 PONDEROSA PINE | Natural Resources Conservation Service |
| - | Site ID | S1974MT063008 Lat: 47° 25' 15.00" north Long: 113° 35' 12.01" west | National Soil Survey Center | |
| - | Pedon No. | 75C0003 | 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 | 4A1d | ||||||||||
| 75C00010 | 0-10 | E | S | 15.7 | 0.38 | 38 | 9 | ||||||
| 75C00011 | 10-30 | AB | S | 17.2 | 13.6 | 0.34 | 37 | 1.34 | 0.007 | 10 | |||
| 75C00012 | 30-56 | BA | S | 22.4 | 0.34 | 36 | 13 | ||||||
| 75C00013 | 56-91 | Bt | S | 28.3 | 0.35 | 31 | 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 | 5C1 | 5C3 | 5A3b | 8D1 | 5G1 | 5D2 | ||||||||||||
| 75C00010 | 0-10 | E | S | 5.0 | 1.00 | 35 | 45 | 6.0 | 0.99 | 0.38 | 10 | 1 | |||||||
| 75C00011 | 10-30 | AB | S | 5.2 | 0.48 | 52 | 53 | 6.3 | 0.66 | 0.37 | 6 | 1 | |||||||
| 75C00012 | 30-56 | BA | S | 5.9 | 0.39 | 74 | 75 | 0.58 | -- | ||||||||||
| 75C00013 | 56-91 | Bt | S | 6.8 | 86 | 84 | 0.62 | 1 | |||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.44 | (NA) | |
| Clay, carbonate free, Weighted Average | 20 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 22 | % wt | |
| Volume, >2mm, Weighted Average | 4 | % vol | |
| Clay, total, Weighted Average | 20 | % wt | |
| Weighted averages based on control section: 56-106 cm | |||