| *** Taxonomy Characterization Data *** |
| Pedon ID: S1971MT013003 | ( Cascade, Montana ) | Print Date: Sep 23 2024 5:19PM |
| Sampled as on Aug 30, 1971: | Marvan |
| Revised to correlated: | MARVAN ; Fine, montmorillonitic, frigid Udorthentic Chromusterts |
| United States Department of Agriculture | ||||
| SSL | - | Project | NL40001 SSIR SAMPLES | Soil Conservation Service |
| - | Site ID | S1971MT013003 Lat: 47° 35' 21.65" north Long: 111° 29' 42.17" west MLRA: 58A | Lincoln Soil Survey Laboratory | |
| - | Pedon No. | 40A3719 | Soil Laboratory | |
| - | General Methods 1B1A, 2A1, 2B | Lincoln, Nebraska | ||
| 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 | NK | ||||||||||
| 40A28659 | 0-10 | Ap | S | 45.0 | 17.6 | -- | 0.38 | 9 | -- | ||||
| 40A28660 | 10-28 | B | S | 48.9 | 21.8 | -- | 0.39 | 7 | 1.39 | 0.092 | -- | ||
| 40A28661 | 28-52 | By1 | S | 50.0 | 19.6 | -- | 0.38 | 7 | 1.35 | 0.088 | -- | ||
| 40A28662 | 52-87 | By2 | S | 41.3 | 15.0 | -- | 0.38 | 9 | 1.35 | 0.045 | -- | ||
| 40A28663 | 87-122 | By3 | S | 43.1 | 15.6 | tr | 0.39 | 4 | 1.41 | 0.068 | -- | ||
| 40A28664 | 122-163 | By4 | S | 66.2 | 23.5 | -- | 0.37 | 1 | -- | ||||
| 40A28665 | 163-203 | By5 | S | 86.7 | 27.4 | -- | 0.33 | tr | 1.23 | 0.101 | -- | ||
| 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 | % | |||||||||||
| 8C1a | NK | NK | NK | 5D2 | |||||||||||||||
| 40A28659 | 0-10 | Ap | S | 8.1 | 0.99 | 2 | 100* | 100 | 0.68 | 1.29 | 8 | ||||||||
| 40A28660 | 10-28 | B | S | 8.1 | 0.76 | 2 | 100* | 100 | 0.65 | 3.76 | 18 | ||||||||
| 40A28661 | 28-52 | By1 | S | 7.8 | 0.62 | 2 | 100 | 0.62 | 9.69 | 23 | |||||||||
| 40A28662 | 52-87 | By2 | S | 7.9 | 0.46 | 4 | 100 | 0.64 | 9.40 | 20 | |||||||||
| 40A28663 | 87-122 | By3 | S | 7.8 | 0.46 | 6 | 100 | 0.61 | 8.73 | 21 | |||||||||
| 40A28664 | 122-163 | By4 | S | 7.7 | 0.60 | 1 | 100 | 0.53 | 8.43 | 22 | |||||||||
| 40A28665 | 163-203 | By5 | S | 7.7 | 0.70 | -- | 100 | 0.52 | 8.02 | 13 | |||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.63 | (NA) | |
| Clay, carbonate free, Weighted Average | 45 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 7 | % wt | |
| Clay, total, Weighted Average | 45 | % wt | |
| Weighted averages based on control section: 25-100 cm | |||