| *** Taxonomy Characterization Data *** |
| Pedon ID: Polkton_VA029 | ( Anson, North Carolina ) | Print Date: Sep 25 2024 1:23PM |
| Sampled as on Nov 9, 1991: | Polkton ; Fine, mixed, thermic Ultic Hapludalf |
| Revised to correlated: | Polkton ; Fine, smectitic, thermic Vertic Hapludalfs |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP93NC014 ANSON COUNTY | Natural Resources Conservation Service |
| - | Site ID | Polkton_VA029 Lat: 34° 57' 26.00" north Long: 80° 11' 55.00" west MLRA: 136 | National Soil Survey Center | |
| - | Pedon No. | 93P0068 | 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 | |||||||||||
| 93P00476 | 0-18 | Ap | S | 15.5 | 10.7 | 0.57 | 47 | 1 | |||||
| 93P00477 | 18-46 | Bt1 | S | 61.5 | 49.7 | 0.42 | 19 | ||||||
| 93P00478 | 46-61 | Bt2 | S | 53.6 | 42.7 | 0.41 | 20 | ||||||
| 93P00479 | 61-91 | BC | S | 22.3 | 13.1 | 0.57 | 4 | ||||||
| 93P00480 | 91-132 | Cr | S | 0.76 | |||||||||
| 93P00480 | 91-132 | Cr | GP | 12.6 | 5.8 | ||||||||
| 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 | 5C1 | 5C3 | 5A3b | 8D1 | 5G1 | 5D2 | ||||||||||||
| 93P00476 | 0-18 | Ap | S | 6.1 | 1.03 | 94 | 81 | 0.81 | -- | ||||||||||
| 93P00477 | 18-46 | Bt1 | S | 4.5 | 0.30 | 51 | 44 | 28.9 | 0.62 | 0.47 | 33 | 2 | |||||||
| 93P00478 | 46-61 | Bt2 | S | 4.6 | 0.20 | 64 | 53 | 29.8 | 0.65 | 0.56 | 24 | 4 | |||||||
| 93P00479 | 61-91 | BC | S | 5.2 | 0.10 | 84 | 78 | 23.9 | 1.20 | 1.07 | 5 | 8 | |||||||
| 93P00480 | 91-132 | Cr | S | 1.83 | |||||||||||||||
| 93P00480 | 91-132 | Cr | GP | 6.9 | -- | 8 | |||||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| Clay, total, Weighted Average | 59 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 19 | % wt | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.63 | (NA) | |
| Clay, carbonate free, Weighted Average | 59 | % wt | |
| Weighted averages based on control section: 18-56 cm | |||