| *** Taxonomy Characterization Data *** |
| Pedon ID: 84TX429007 | ( Stephens, Texas ) | Print Date: Mar 2 2025 8:54AM |
| Sampled as on Aug 1, 1984: | Hensley ; Clayey, mixed, thermic Lithic Rhodustalf |
| Revised to correlated: | Hensley ; Clayey, mixed, superactive, thermic Lithic Rhodustalfs |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP84TX220 STEPHENS AND YOUNG COUNTIES | Natural Resources Conservation Service |
| - | Site ID | S1984TX429007 Lat: 32° 45' 22.00" north Long: 98° 48' 13.00" west MLRA: 80B | National Soil Survey Center | |
| - | Pedon No. | 84P0780 | 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 | ||||||||||
| 84P04369 | 0-8 | A | S | 23.1 | 13.0 | 0.53 | 16 | 1.28 | 0.030 | tr | |||
| 84P04370 | 8-20 | Bt1 | S | 34.0 | 25.3 | 0.48 | 15 | 1.43 | 0.051 | tr | |||
| 84P04371 | 20-37 | Bt2 | S | 39.6 | 25.6 | 0.44 | 15 | 1.46 | 0.070 | tr | |||
| 84P04372 | 37-52 | Bt3 | S | 40.2 | 12.7 | 0.48 | 14 | 1.47 | 0.072 | tr | |||
| 84P04373 | 52-71 | Bt4 | S | 38.8 | 11.0 | 0.48 | 14 | 1 | |||||
| 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 | 5C1 | 5C3 | 8D1 | 5D2 | |||||||||||||
| 84P04369 | 0-8 | A | S | 6.8 | 1.98 | 100* | 88 | 0.86 | 1 | ||||||||||
| 84P04370 | 8-20 | Bt1 | S | 6.8 | 1.02 | 100* | 86 | 0.68 | -- | ||||||||||
| 84P04371 | 20-37 | Bt2 | S | 7.1 | 0.75 | 100* | 87 | 0.65 | tr | ||||||||||
| 84P04372 | 37-52 | Bt3 | S | 7.6 | 1.05 | tr | 100* | 92 | 0.73 | tr | |||||||||
| 84P04373 | 52-71 | Bt4 | S | 7.9 | 1.13 | 1 | 100* | 93 | 0.79 | tr | |||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.66 | (NA) | |
| Clay, carbonate free, Weighted Average | 37 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 15 | % wt | |
| Volume, >2mm, Weighted Average | 0 | % vol | |
| Clay, total, Weighted Average | 37 | % wt | |
| Weighted averages based on control section: 8-37 cm | |||