| *** Taxonomy Characterization Data *** |
| Pedon ID: 81TX069001 | ( Castro, Texas ) | Print Date: Nov 23 2024 7:39AM |
| Sampled as on Feb 1, 1981: | Olton ; Fine, mixed, thermic Aridic Paleustoll |
| Revised to correlated: | Olton ; Fine-silty, mixed, superactive, thermic Aridic Paleustolls |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP81TX162 CASTRO COUNTY | Natural Resources Conservation Service |
| - | Site ID | S1981TX069001 Lat: 34° 26' 23.99" north Long: 102° 24' 2.01" west MLRA: 77C | National Soil Survey Center | |
| - | Pedon No. | 81P0326 | 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 | 7B1a2 | |||||||||
| 81P01696 | 0-18 | Ap | S | 17.3 | 0.39 | 23 | -- | ||||||
| 81P01697 | 18-51 | Bt1 | S | 32.2 | 0.42 | 15 | 1.50 | 0.047 | -- | 85 | |||
| 81P01698 | 51-84 | Bt2 | S | 32.4 | 0.40 | 13 | 1.54 | 0.019 | -- | ||||
| 81P01699 | 84-114 | Bt3 | S | 30.8 | 0.9 | 0.41 | 19 | 1.59 | 0.016 | 1 | |||
| 81P01700 | 114-183 | Btk | S | 31.1 | 9.2 | 0.37 | 20 | 1.48 | 0.019 | 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 | 6E1g | 5C1 | 5C3 | 8D1 | 5D2 | |||||||||||||
| 81P01696 | 0-18 | Ap | S | 7.3 | 0.68 | tr | 100* | 89 | 0.66 | 3 | |||||||||
| 81P01697 | 18-51 | Bt1 | S | 7.6 | 0.69 | -- | 100* | 87 | 0.59 | 1 | |||||||||
| 81P01698 | 51-84 | Bt2 | S | 8.0 | 0.43 | 1 | 100* | 100 | 0.57 | 1 | |||||||||
| 81P01699 | 84-114 | Bt3 | S | 8.3 | 0.26 | 4 | 100* | 100 | 0.56 | 2 | |||||||||
| 81P01700 | 114-183 | Btk | S | 8.4 | 0.21 | 32 | 100* | 100 | 0.42 | 2 | |||||||||