| *** Taxonomy Characterization Data *** |
| Pedon ID: S1991IL025012 | ( Clay, Illinois ) | Print Date: May 19 2024 6:19PM |
| Sampled as on Apr 8, 1991: | Cisne |
| Revised to correlated: | CISNE ; Fine, montmorillonitic, mesic Mollic Albaqualfs |
| United States Department of Agriculture | ||||
| SSL | - | Project | RP91IL139 CLAY COUNTY - SODIUM SOILS STUDY | Natural Resources Conservation Service |
| - | Site ID | S1991IL025012 Lat: 38° 46' 54.00" north Long: 88° 21' 50.01" west | National Soil Survey Center | |
| - | Pedon No. | 91P0571 | 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 | ||||||||||||
| 91P03217 | 0-25 | Ap | N | 17.5 | 0.43 | ||||||||
| 91P03218 | 25-40 | E | N | 19.1 | 0.42 | ||||||||
| 91P03219 | 40-75 | Bt1 | N | 38.2 | 0.37 | ||||||||
| 91P03220 | 75-150 | Bt2 | N | 38.7 | 0.43 | ||||||||
| 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 | 8D1 | 8A3a | 5D2 | |||||||||||||||
| 91P03217 | 0-25 | Ap | N | 7.0 | 1.00 | 0.67 | -- | ||||||||||||
| 91P03218 | 25-40 | E | N | 5.8 | 0.63 | 0.51 | -- | ||||||||||||
| 91P03219 | 40-75 | Bt1 | N | 4.7 | 0.45 | 0.51 | 0.40 | 1 | |||||||||||
| 91P03220 | 75-150 | Bt2 | N | 5.4 | 0.24 | 0.61 | 0.55 | 0.64 | 3 | ||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.54 | (NA) | |
| Clay, carbonate free, Weighted Average | 38 | % wt | |
| Clay, total, Weighted Average | 38 | % wt | |
| Weighted averages based on control section: 40-90 cm | |||