| *** Taxonomy Characterization Data *** |
| Pedon ID: 90MT043002 | ( Jefferson, Montana ) | Print Date: Nov 26 2024 11:12PM |
| Sampled as on Mar 30, 1990: | Vanda ; Fine, montmorillonitic (calcareous) Ustic Torriorthents |
| Revised to : |
| United States Department of Agriculture | ||||
| SSL | - | Project | RP91MT171 JEFFERSON | Natural Resources Conservation Service |
| - | Site ID | S1990MT043002 Lat: 45° 51' 27.64" north Long: 112° 7' 30.14" west | National Soil Survey Center | |
| - | Pedon No. | 91P0699 | 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 | ||||||||||||
| 91P03987 | 0-3 | E | S | 33.6 | 0.60 | 13 | |||||||
| 91P03988 | 3-15 | C1 | S | 29.4 | 0.71 | 8 | |||||||
| 91P03989 | 15-69 | C2 | S | 26.6 | 0.77 | 12 | |||||||
| 91P03990 | 69-109 | C3 | S | 6.8 | 0.47 | 83 | 13 | ||||||
| 91P03991 | 109-152 | C4 | S | 38.8 | 0.61 | 9 | 1 | ||||||
| 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 | 8A3a | 5D2 | ||||||||||||
| 91P03987 | 0-3 | E | S | 8.7 | 1.88 | 3 | 100* | 100 | 0.96 | 6.18 | 49 | ||||||||
| 91P03988 | 3-15 | C1 | S | 9.0 | 0.66 | 2 | 100* | 100 | 1.18 | 18.20 | 97 | ||||||||
| 91P03989 | 15-69 | C2 | S | 9.0 | 0.18 | 1 | 100* | 100 | 1.27 | 7.02 | 80 | ||||||||
| 91P03990 | 69-109 | C3 | S | 8.3 | 0.02 | -- | 100* | 95 | 1.32 | 1.15 | 12 | ||||||||
| 91P03991 | 109-152 | C4 | S | 7.5 | 0.31 | tr | 100* | 93 | 1.19 | 0.76 | 4 | ||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 1.29 | (NA) | |
| Clay, carbonate free, Weighted Average | 18 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 41 | % wt | |
| Volume, >2mm, Weighted Average | 5 | % vol | |
| Clay, total, Weighted Average | 18 | % wt | |
| Weighted averages based on control section: 25-100 cm | |||