| *** Taxonomy Characterization Data *** |
| Pedon ID: S1974TX303002 | ( Lubbock, Texas ) | Print Date: Feb 3 2025 1:59PM |
| Sampled as on Oct 2, 1974: | ACUFF |
| Revised to correlated: | ACUFF ; Fine-loamy, mixed, thermic Aridic Paleustolls |
| United States Department of Agriculture | ||||
| SSL | - | Project | NL40001 SSIR SAMPLES | Soil Conservation Service |
| - | Site ID | S1974TX303002 Lat: 33° 39' 27.00" north Long: 101° 48' 12.01" west MLRA: 77C | Lincoln Soil Survey Laboratory | |
| - | Pedon No. | 40A4636 | Soil Laboratory | |
| - | General Methods 1B1A, 2A1, 2B | Lincoln, Nebraska | ||
| 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 | NK | |||||||||||
| 40A35265 | 0-20 | A | S | 17.4 | 0.40 | 37 | 1.46 | 0.018 | -- | ||||
| 40A35266 | 20-41 | Bt1 | S | 25.4 | 0.42 | 35 | 1.50 | 0.030 | -- | ||||
| 40A35267 | 41-61 | Bt2 | S | 26.1 | 0.42 | 34 | -- | ||||||
| 40A35268 | 61-81 | Bt3 | S | 23.1 | tr | 0.42 | 37 | -- | |||||
| 40A35269 | 81-122 | Btk1 | S | 21.2 | tr | 0.43 | 39 | 1.56 | 0.023 | -- | |||
| 40A35270 | 122-168 | Btk2 | S | 24.2 | 18.0 | 0.27 | 36 | -- | |||||
| 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 | % | |||||||||||
| NK | NK | ||||||||||||||||||
| 40A35265 | 0-20 | A | S | 7.7 | -- | ||||||||||||||
| 40A35266 | 20-41 | Bt1 | S | 7.8 | -- | ||||||||||||||
| 40A35267 | 41-61 | Bt2 | S | 7.8 | -- | ||||||||||||||
| 40A35268 | 61-81 | Bt3 | S | 8.1 | 2 | ||||||||||||||
| 40A35269 | 81-122 | Btk1 | S | 8.1 | 3 | ||||||||||||||
| 40A35270 | 122-168 | Btk2 | S | 8.3 | 56 | ||||||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| Clay, carbonate free, Weighted Average | 25 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 35 | % wt | |
| Clay, total, Weighted Average | 25 | % wt | |
| Weighted averages based on control section: 20-70 cm | |||