| *** Taxonomy Characterization Data *** |
| Pedon ID: S1978AR067001 | ( Jackson, Arkansas ) | Print Date: Feb 16 2025 5:36AM |
| Sampled as on Nov 24, 2008: | Jackport ; Very-fine, smectitic, thermic Vertic Ochraqualfs |
| Revised to SSL: | (unnamed) ; Fine, montmorillonitic, thermic Vertic Ochraqualf |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP84AR143 ARKANSAS DELTA | Natural Resources Conservation Service |
| - | Site ID | S1978AR067001 Lat: 35° 23' 54.00" north Long: 91° 7' 29.01" west | National Soil Survey Center | |
| - | Pedon No. | 84P0550 | 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 | 4A1d | ||||||||||
| 84P03003 | 0-13 | Ap | S | 37.9 | 23.6 | 0.44 | 1 | 1.41 | 0.068 | -- | |||
| 84P03004 | 13-28 | A | S | 56.1 | 39.6 | 0.44 | tr | tr | |||||
| 84P03005 | 28-61 | Btg1 | S | 57.3 | 41.1 | 0.41 | tr | 1.32 | 0.149 | -- | |||
| 84P03006 | 61-97 | Btg2 | S | 57.0 | 33.5 | 0.41 | 1 | -- | |||||
| 84P03007 | 97-127 | Btg3 | S | 48.9 | 9.0 | 0.49 | 5 | 1.29 | 0.130 | -- | |||
| 84P03008 | 127-157 | Btg4 | S | 33.1 | 15.2 | 0.53 | 2 | -- | |||||
| 84P03009 | 157-203 | Bg | S | 27.5 | 14.2 | 0.52 | 3 | -- | |||||
| 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 | 4H2a | 6E1g | 5C1 | 5C3 | 5A3b | 8D1 | 5G1 | 8A3a | 5D2 | |||||||||
| 84P03003 | 0-13 | Ap | S | 6.3 | 2.08 | 98 | 83 | 0.68 | 0.87 | 1 | |||||||||
| 84P03004 | 13-28 | A | S | 5.4 | 0.76 | 90 | 76 | 33.3 | 0.64 | 0.59 | 3 | 3 | |||||||
| 84P03005 | 28-61 | Btg1 | S | 4.9 | 0.49 | 93 | 79 | 35.5 | 0.65 | 0.62 | 3 | 0.72 | 3 | ||||||
| 84P03006 | 61-97 | Btg2 | S | 6.6 | 0.35 | 100* | 94 | 0.70 | 1.72 | 3 | |||||||||
| 84P03007 | 97-127 | Btg3 | S | 6.8 | 0.18 | 0.17 | 100* | 99 | 0.72 | 5.27 | 3 | ||||||||
| 84P03008 | 127-157 | Btg4 | S | 7.4 | 0.18 | tr | 100* | 96 | 0.79 | 2.47 | 4 | ||||||||
| 84P03009 | 157-203 | Bg | S | 7.9 | 0.14 | 1 | 100* | 100 | 0.83 | 2.95 | 4 | ||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.67 | (NA) | |
| Clay, carbonate free, Weighted Average | 57 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 1 | % wt | |
| Volume, >2mm, Weighted Average | 0 | % vol | |
| Clay, total, Weighted Average | 57 | % wt | |
| Weighted averages based on control section: 28-78 cm | |||