| *** Taxonomy Characterization Data *** |
| Pedon ID: S1965MT047005 | ( Lake, Montana ) | Print Date: Nov 23 2024 7:05AM |
| Sampled as on Jul 13, 1965: | Mcdonald |
| Revised to correlated: | McDonald ; Fine, illitic, frigid Boralfic Argixerolls |
| United States Department of Agriculture | ||||
| SSL | - | Project | NL40001 SSIR SAMPLES | Soil Conservation Service |
| - | Site ID | S1965MT047005 Lat: 47° 26' 21.58" north Long: 114° 3' 17.45" west MLRA: 44 | Lincoln Soil Survey Laboratory | |
| - | Pedon No. | 40A3634 | 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 | 4A1d | |||||||||||
| 40A27968 | 0-18 | A1 | S | 33.7 | 0.49 | 10 | 1.11 | 0.026 | -- | ||||
| 40A27969 | 18-25 | A2 | S | 32.7 | 0.41 | 12 | -- | ||||||
| 40A27970 | 25-36 | B/A | S | 27.4 | 0.30 | 25 | 1.45 | 0.031 | -- | ||||
| 40A27971 | 36-48 | Bt1 | S | 52.9 | 0.28 | 9 | 1.53 | 0.036 | -- | ||||
| 40A27972 | 48-69 | Bt2 | S | 55.4 | 0.29 | 6 | 1.61 | 0.036 | -- | ||||
| 40A27973 | 69-89 | Bt3 | S | 51.1 | 0.28 | 7 | 1.61 | 0.040 | -- | ||||
| 40A27974 | 89-107 | B | S | 45.6 | -- | 0.30 | 10 | -- | |||||
| 40A27975 | 107-135 | Bk | S | 39.9 | tr | 0.31 | 8 | 1.66 | 0.018 | -- | |||
| 40A27976 | 135-168 | 2C1 | S | 30.1 | -- | 0.31 | 10 | 1.82 | 0.009 | -- | |||
| 40A27977 | 168-203 | 3C2 | S | 47.2 | -- | 0.32 | 5 | 1.71 | 0.021 | -- | |||
| 40A27978 | 203-229 | 4C3 | S | 20.4 | -- | 0.31 | 18 | -- | |||||
| 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 | 6A1a | 6E1b | 5D2 | ||||||||||||||||
| 40A27968 | 0-18 | A1 | S | 6.3 | 4.34 | 90 | 71 | 0.85 | 1 | ||||||||||
| 40A27969 | 18-25 | A2 | S | 6.5 | 2.20 | 91 | 73 | 0.64 | 1 | ||||||||||
| 40A27970 | 25-36 | B/A | S | 6.6 | 0.54 | -- | 90 | 76 | 0.43 | 1 | |||||||||
| 40A27971 | 36-48 | Bt1 | S | 6.7 | 0.38 | -- | 94 | 82 | 0.33 | 1 | |||||||||
| 40A27972 | 48-69 | Bt2 | S | 6.8 | 0.35 | -- | 85 | 83 | 0.34 | 1 | |||||||||
| 40A27973 | 69-89 | Bt3 | S | 7.2 | 0.20 | -- | 91 | 86 | 0.32 | 2 | |||||||||
| 40A27974 | 89-107 | B | S | 7.9 | 0.05 | 5 | 100* | 100 | 0.30 | 1 | |||||||||
| 40A27975 | 107-135 | Bk | S | 8.1 | 0.07 | 11 | 100* | 100 | 0.31 | 2 | |||||||||
| 40A27976 | 135-168 | 2C1 | S | 8.2 | 0.01 | 4 | 100* | 100 | 0.31 | 2 | |||||||||
| 40A27977 | 168-203 | 3C2 | S | 8.1 | 4 | 100* | 100 | 0.27 | 2 | ||||||||||
| 40A27978 | 203-229 | 4C3 | S | 8.3 | 5 | 100* | 100 | 0.37 | 3 | ||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.33 | (NA) | |
| Clay, carbonate free, Weighted Average | 53 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 7 | % wt | |
| Volume, >2mm, Weighted Average | 0 | % vol | |
| Clay, total, Weighted Average | 53 | % wt | |
| Weighted averages based on control section: 36-86 cm | |||