| *** Taxonomy Characterization Data *** |
| Pedon ID: S1965MT081003 | ( Ravalli, Montana ) | Print Date: Jan 25 2025 1:17AM |
| Sampled as on May 30, 1965: | Ravalli |
| Revised to correlated: | RAVALLI ; Fine-loamy, mixed Borollic Natrargids |
| United States Department of Agriculture | ||||
| SSL | - | Project | NL40001 SSIR SAMPLES | Soil Conservation Service |
| - | Site ID | S1965MT081003 Lat: 46° 34' 48.58" north Long: 114° 0' 48.39" west MLRA: 44 | Lincoln Soil Survey Laboratory | |
| - | Pedon No. | 40A3638 | 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 | |||||||||||
| 40A28010 | 20-28 | Bt | S | 26.5 | 0.54 | 23 | 1.38 | 0.059 | -- | ||||
| 40A28012 | 38-53 | Bk1 | S | 17.8 | tr | 0.64 | 23 | -- | |||||
| 40A28014 | 74-102 | C | S | 10.6 | -- | 0.73 | 28 | -- | |||||
| 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 | 6E1b | 5D2 | |||||||||||||||||
| 40A28010 | 20-28 | Bt | S | 7.9 | -- | 96 | 92 | 0.85 | 42 | ||||||||||
| 40A28012 | 38-53 | Bk1 | S | 8.4 | 3 | 100* | 100 | 1.04 | 68 | ||||||||||
| 40A28014 | 74-102 | C | S | 8.9 | 9 | 100* | 100 | 1.15 | 75 | ||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.85 | (NA) | |
| Clay, carbonate free, Weighted Average | 26 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 23 | % wt | |
| Volume, >2mm, Weighted Average | 0 | % vol | |
| Clay, total, Weighted Average | 26 | % wt | |
| Weighted averages based on control section: 20-28 cm | |||