| *** Taxonomy Characterization Data *** |
| Pedon ID: 89MT097001 | ( Sweet Grass, Montana ) | Print Date: Nov 23 2024 4:53PM |
| Sampled as on Apr 29, 1989: | Sweetgrass ; Clayey over sandy or sandy-skeletal, montmorillonitic Typic Argiborolls |
| Revised to correlated on Mar 1, 1991: | (unnamed) ; Clayey over sandy or sandy-skeletal, mixed Typic Argiboroll |
| United States Department of Agriculture | ||||
| SSL | - | Project | RP89MT184 FSA SWEET GRASS | Natural Resources Conservation Service |
| - | Site ID | S1989MT097001 Lat: 45° 48' 39.00" north Long: 109° 58' 17.99" west MLRA: 43 | National Soil Survey Center | |
| - | Pedon No. | 89P0611 | 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 | |||||||||||
| 89P03395 | 0-18 | A | S | 0.52 | |||||||||
| 89P03395 | 0-18 | A | N | 18.2 | |||||||||
| 89P03396 | 18-33 | Bt | S | 0.42 | |||||||||
| 89P03396 | 18-33 | Bt | N | 40.4 | |||||||||
| 89P03397 | 33-48 | Bk1 | S | 0.56 | |||||||||
| 89P03397 | 33-48 | Bk1 | N | 21.4 | 12.3 | ||||||||
| 89P03398 | 48-71 | Bk2 | S | 0.52 | |||||||||
| 89P03398 | 48-71 | Bk2 | N | 13.8 | 7.3 | ||||||||
| 89P03399 | 71-109 | 2Bk | S | 0.89 | |||||||||
| 89P03399 | 71-109 | 2Bk | N | 4.5 | 1.4 | ||||||||
| 89P03400 | 109-152 | 2C | S | 1.10 | |||||||||
| 89P03400 | 109-152 | 2C | N | 2.0 | 0.6 | ||||||||
| 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 | 6E1g | |||||||||||||||||
| 89P03395 | 0-18 | A | N | 7.5 | 2.57 | ||||||||||||||
| 89P03396 | 18-33 | Bt | N | 7.6 | 1.09 | 2 | |||||||||||||
| 89P03397 | 33-48 | Bk1 | N | 8.5 | 0.84 | 47 | |||||||||||||
| 89P03398 | 48-71 | Bk2 | N | 8.6 | 0.12 | 33 | |||||||||||||
| 89P03399 | 71-109 | 2Bk | N | 8.6 | 0.06 | 11 | |||||||||||||
| 89P03400 | 109-152 | 2C | N | 8.8 | 5 | ||||||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| Clay, carbonate free, Weighted Average | 25 | % wt | |
| Clay, total, Weighted Average | 31 | % wt | |
| Weighted averages based on control section: 18-48 cm | |||