| *** Taxonomy Characterization Data *** |
| Pedon ID: 90TX381001 | ( Randall, Texas ) | Print Date: Nov 26 2024 11:18PM |
| Sampled as on Jul 1, 1990: | Olton ; Fine, mixed, thermic Aridic Paleustoll |
| Revised to correlated: | Olton ; Fine-loamy, mixed, active, thermic Aridic Paleustolls |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP90TX221 RANGE-RANDALL COUNTY | Natural Resources Conservation Service |
| - | Site ID | S1990TX381001 Lat: 35° 2' 30.00" north Long: 101° 47' 32.00" west MLRA: 77C | National Soil Survey Center | |
| - | Pedon No. | 90P0860 | 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 | 3A1a1a | 8D1 | 4A1d | 7B1a2 | ||||||||
| 90P05125 | 0-3 | A1 | S | 23.1 | 16.4 | 0.46 | 9 | 1.21 | 0.027 | 81 | |||
| 90P05126 | 3-20 | A2 | S | 23.1 | 18.6 | 0.43 | 14 | 1.35 | 0.036 | ||||
| 90P05127 | 20-33 | Bt1 | S | 34.9 | 29.8 | 0.42 | 10 | 1.43 | 0.053 | ||||
| 90P05128 | 33-56 | Bt2 | S | 35.9 | 27.8 | 0.40 | 6 | 1.46 | 0.050 | 86 | |||
| 90P05129 | 56-84 | Bt3 | S | 36.4 | 14.4 | 0.41 | 6 | 1.49 | 0.059 | 1 | |||
| 90P05130 | 84-117 | Bt4 | S | 31.8 | 11.4 | 0.3 | 0.44 | 6 | 1.40 | 0.048 | |||
| 90P05131 | 117-140 | Btk1 | S | 38.7 | 10.5 | 17.8 | 0.30 | 14 | 1.42 | 0.035 | 4 | ||
| 90P05132 | 140-150 | Btk2 | S | 39.2 | 8.4 | 21.4 | 0.30 | 9 | 1.42 | 0.038 | 2 | 84 | |
| 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 | 8A3a | 5D2 | |||||||||||
| 90P05125 | 0-3 | A1 | S | 5.7 | 3.04 | 3.21 | 87 | 73 | 0.85 | 0.99 | 1 | ||||||||
| 90P05126 | 3-20 | A2 | S | 6.3 | 1.58 | 100* | 82 | 0.72 | 1 | ||||||||||
| 90P05127 | 20-33 | Bt1 | S | 6.9 | 1.07 | 100* | 88 | 0.62 | tr | ||||||||||
| 90P05128 | 33-56 | Bt2 | S | 7.6 | 0.66 | 100* | 92 | 0.59 | tr | ||||||||||
| 90P05129 | 56-84 | Bt3 | S | 8.2 | 0.29 | 1 | 100* | 99 | 0.60 | 1 | |||||||||
| 90P05130 | 84-117 | Bt4 | S | 8.2 | 0.19 | 2 | 100* | 100 | 0.65 | 3 | |||||||||
| 90P05131 | 117-140 | Btk1 | S | 8.3 | 0.20 | 33 | 100* | 100 | 0.39 | 0.53 | 4 | ||||||||
| 90P05132 | 140-150 | Btk2 | S | 8.3 | 0.18 | 40 | 100* | 100 | 0.31 | 0.50 | 4 | ||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.6 | (NA) | |
| Clay, carbonate free, Weighted Average | 36 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 7 | % wt | |
| Volume, >2mm, Weighted Average | 0 | % vol | |
| Clay, total, Weighted Average | 36 | % wt | |
| LE, Whole Soil, Summed to 1m | 5 | cm/m | |
| Weighted averages based on control section: 20-70 cm | |||