| *** Taxonomy Characterization Data *** |
| Pedon ID: S1986TX299004 | ( Llano, Texas ) | Print Date: Feb 16 2025 5:27AM |
| Sampled as on Mar 1, 1986: | Ligon ; Loamy, mixed, thermic Udic Rhodustalf |
| Revised to correlated on Jul 9, 2007: | Ligon ; Fine, mixed, thermic Typic Rhodustalfs |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP86TX107 LLANO COUNTY | Natural Resources Conservation Service |
| - | Site ID | S1986TX299004 Lat: 30° 40' 54.00" north Long: 98° 51' 30.00" west MLRA: 82 | National Soil Survey Center | |
| - | Pedon No. | 86P0297 | 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 | ||||||||||
| 86P01749 | 0-8 | A | S | 21.5 | 0.42 | 53 | 1.28 | 0.065 | 3 | 53 | |||
| 86P01750 | 8-17 | Bt1 | S | 50.0 | 0.36 | 47 | 1.44 | 0.045 | 15 | ||||
| 86P01751 | 17-45 | Bt2 | S | 49.7 | 0.39 | 40 | 1.33 | 0.060 | 12 | 12 | |||
| 86P01752 | 45-58 | B/C | S | 25.9 | 0.51 | 43 | 1.48 | 0.053 | 2 | ||||
| 86P01753 | 58-79 | C | S | 13.8 | 0.64 | 58 | 1.73 | 0.029 | 4 | ||||
| 86P01754 | 86-130 | Cr2 | S | 3.2 | 1.00 | 84 | 2.11 | 0.014 | -- | ||||
| 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 | 8D1 | 5D2 | ||||||||||||||
| 86P01749 | 0-8 | A | S | 6.5 | 1.82 | 96 | 79 | 0.58 | -- | ||||||||||
| 86P01750 | 8-17 | Bt1 | S | 6.5 | 1.58 | 86 | 75 | 0.45 | -- | ||||||||||
| 86P01751 | 17-45 | Bt2 | S | 6.9 | 1.22 | 99 | 82 | 0.54 | tr | ||||||||||
| 86P01752 | 45-58 | B/C | S | 7.0 | 0.54 | 100* | 85 | 0.78 | tr | ||||||||||
| 86P01753 | 58-79 | C | S | 7.3 | 0.28 | 100* | 88 | 1.19 | -- | ||||||||||
| 86P01754 | 86-130 | Cr2 | S | 7.2 | 0.14 | 100* | 92 | 2.22 | 1 | ||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.52 | (NA) | |
| Clay, carbonate free, Weighted Average | 50 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 42 | % wt | |
| Volume, >2mm, Weighted Average | 13 | % vol | |
| Clay, total, Weighted Average | 50 | % wt | |
| LE, Whole Soil, Summed to 1m | 0 | cm/m | |
| Weighted averages based on control section: 8-45 cm | |||