| *** Taxonomy Characterization Data *** |
| Pedon ID: 87TX299003 | ( Llano, Texas ) | Print Date: Nov 21 2024 2:47PM |
| Sampled as on Apr 1, 1987: | Castell ; Fine, mixed, thermic Udic Paleustalf |
| Revised to correlated: | Castell ; Fine-loamy, mixed, superactive, thermic Typic Haplustalfs |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP87TX159 LLANO COUNTY | Natural Resources Conservation Service |
| - | Site ID | S1987TX299003 Lat: 30° 38' 45.00" north Long: 98° 52' 30.00" west MLRA: 82 | National Soil Survey Center | |
| - | Pedon No. | 87P0467 | 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 | 4A1d | 7B1a2 | ||||||||||
| 87P02424 | 0-10 | A1 | S | 7.9 | 0.59 | 67 | 1.56 | 0.014 | 6 | 64 | |||
| 87P02425 | 10-25 | A2 | S | 11.7 | 0.44 | 71 | 1.59 | 0.009 | 11 | ||||
| 87P02426 | 25-47 | Bt1 | S | 33.7 | 0.45 | 55 | 1.53 | 0.048 | 12 | ||||
| 87P02427 | 47-70 | Bt2 | S | 32.5 | 0.45 | 68 | 1.58 | 0.040 | 25 | 58 | |||
| 87P02428 | 70-125 | Cr | S | 13.5 | 0.53 | 84 | 26 | ||||||
| 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 | 6A2d | 6E1g | 5C1 | 5C3 | 8D1 | 5D2 | ||||||||||||
| 87P02424 | 0-10 | A1 | S | 5.9 | 1.20 | 1.11 | 89 | 71 | 0.96 | -- | |||||||||
| 87P02425 | 10-25 | A2 | S | 6.2 | 0.62 | 0.60 | 83 | 66 | 0.67 | -- | |||||||||
| 87P02426 | 25-47 | Bt1 | S | 7.0 | 0.61 | 0.57 | 87 | 81 | 0.64 | 4 | |||||||||
| 87P02427 | 47-70 | Bt2 | S | 7.5 | 0.37 | 0.36 | 94 | 88 | 0.69 | 4 | |||||||||
| 87P02428 | 70-125 | Cr | S | 8.6 | 0.09 | 0.20 | 1 | 100* | 100 | 0.92 | 6 | ||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.67 | (NA) | |
| Clay, carbonate free, Weighted Average | 33 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 62 | % wt | |
| Volume, >2mm, Weighted Average | 19 | % vol | |
| Clay, total, Weighted Average | 33 | % wt | |
| LE, Whole Soil, Summed to 1m | 0 | cm/m | |
| Weighted averages based on control section: 25-70 cm | |||