| *** Taxonomy Characterization Data *** |
| Pedon ID: 79TX381003 | ( Randall, Texas ) | Print Date: Nov 24 2024 1:11AM |
| Sampled as on Oct 1, 1979: | Pullman ; Fine, mixed, thermic Torrertic Paleustoll |
| Revised to correlated: | Pullman ; Fine, mixed, superactive, thermic Torrertic Paleustolls |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP80TX020 RANDALL COUNTY | Natural Resources Conservation Service |
| - | Site ID | S1979TX381003 Lat: 35° 10' 58.00" north Long: 102° 5' 52.00" west MLRA: 77C | National Soil Survey Center | |
| - | Pedon No. | 80P0038 | 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 | ||||||||
| 80P00154 | 0-15 | Ap | S | 34.7 | 21.8 | 0.38 | 1 | -- | |||||
| 80P00155 | 15-41 | Bt1 | S | 44.3 | 32.5 | 0.40 | 1 | 1.47 | 0.078 | -- | |||
| 80P00156 | 41-74 | Bt2 | S | 42.0 | 28.6 | 0.39 | 2 | 1.53 | 0.065 | -- | 82 | ||
| 80P00157 | 74-112 | Bt3 | S | 38.4 | 17.1 | 0.9 | 0.40 | 3 | 1.56 | 0.049 | tr | ||
| 80P00158 | 112-147 | Bt4 | S | 37.6 | 16.7 | 1.2 | 0.47 | 3 | 1.56 | 0.051 | tr | ||
| 80P00159 | 147-203 | Btk1 | S | 41.9 | 8.6 | 24.2 | 0.26 | 1 | 1.57 | 0.017 | tr | ||
| 80P00160 | 203-234 | Btk2 | S | 38.8 | 9.1 | 14.6 | 0.34 | 2 | tr | ||||
| 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 | % | |||||||||||
| 8C1a | 6A1c | 6E1b | 5C1 | 5C3 | 8D1 | 5D2 | |||||||||||||
| 80P00154 | 0-15 | Ap | S | 6.5 | 1.00 | -- | 100* | 86 | 0.60 | tr | |||||||||
| 80P00155 | 15-41 | Bt1 | S | 7.3 | 0.77 | -- | 100* | 95 | 0.60 | 1 | |||||||||
| 80P00156 | 41-74 | Bt2 | S | 7.8 | 0.56 | tr | 100* | 100 | 0.62 | 2 | |||||||||
| 80P00157 | 74-112 | Bt3 | S | 8.4 | 0.38 | 3 | 100* | 100 | 0.60 | 4 | |||||||||
| 80P00158 | 112-147 | Bt4 | S | 8.3 | 0.26 | 1 | 100* | 100 | 0.65 | 7 | |||||||||
| 80P00159 | 147-203 | Btk1 | S | 8.0 | 0.14 | 45 | 100* | 100 | 0.29 | 11 | |||||||||
| 80P00160 | 203-234 | Btk2 | S | 8.0 | 0.10 | 31 | 100* | 100 | 0.42 | 8 | |||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| Clay, total, Weighted Average | 43 | % wt | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.61 | (NA) | |
| Clay, carbonate free, Weighted Average | 43 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 1 | % wt | |
| Volume, >2mm, Weighted Average | 0 | % vol | |
| Weighted averages based on control section: 15-65 cm | |||