| *** Taxonomy Characterization Data *** |
| Pedon ID: 81TX303001 | ( Lubbock, Texas ) | Print Date: Nov 24 2024 1:06AM |
| Sampled as on Jun 1, 1981: | Acuff ; Fine-loamy, mixed, thermic Aridic Paleustoll |
| Revised to correlated: | Acuff ; Fine-loamy, mixed, superactive, thermic Aridic Paleustolls |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP81TX216 RED BEDS-HIGH PLAINS STUDY | Natural Resources Conservation Service |
| - | Site ID | S1981TX303001 Lat: 33° 39' 27.00" north Long: 101° 48' 6.99" west MLRA: 77C | National Soil Survey Center | |
| - | Pedon No. | 81P0475 | 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 | ||||||||
| 81P02766 | 0-13 | Ap | S | 22.4 | 10.1 | 0.40 | 24 | 1.19 | 0.025 | -- | |||
| 81P02767 | 13-36 | Bt1 | S | 24.2 | 20.1 | 0.40 | 36 | 1.54 | 0.027 | -- | |||
| 81P02768 | 36-65 | Bt2 | S | 26.9 | 21.1 | 0.39 | 34 | 1.56 | 0.029 | -- | 84 | ||
| 81P02769 | 65-111 | Btk1 | S | 20.6 | 10.3 | 0.40 | 41 | 1.54 | 0.017 | tr | |||
| 81P02770 | 111-135 | Btk21 | S | 23.8 | 7.4 | 8.0 | 0.32 | 40 | 1.48 | 0.015 | 2 | ||
| 81P02771 | 135-154 | Btk22 | S | 19.9 | 3.3 | 12.1 | 0.32 | 66 | 1.89 | -- | 28 | ||
| 81P02772 | 154-225 | Btk3 | S | 33.4 | 6.1 | 19.8 | 0.21 | 25 | 1.47 | 0.002 | 2 | 54 | |
| 81P02773 | 225-280 | Btk4 | S | 26.8 | 10.3 | 7.1 | 0.35 | 32 | 1 | ||||
| 81P02774 | 285-325 | Btk51 | S | 24.8 | 8.7 | 4.6 | 0.40 | 29 | 2 | ||||
| 81P02775 | 325-335 | Btk52 | S | 22.8 | 9.8 | 4.5 | 0.43 | 34 | 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 | % | |||||||||||
| 4C1a2a | 6A1c | 6E1g | 5C1 | 5C3 | 8D1 | 8A3a | 5D2 | ||||||||||||
| 81P02766 | 0-13 | Ap | S | 7.9 | 1.56 | 1 | 100* | 100 | 0.78 | 0.72 | -- | ||||||||
| 81P02767 | 13-36 | Bt1 | S | 7.9 | 0.89 | -- | 100* | 100 | 0.65 | -- | |||||||||
| 81P02768 | 36-65 | Bt2 | S | 7.9 | 0.59 | tr | 100* | 100 | 0.62 | -- | |||||||||
| 81P02769 | 65-111 | Btk1 | S | 8.2 | 0.29 | 3 | 100* | 100 | 0.58 | -- | |||||||||
| 81P02770 | 111-135 | Btk21 | S | 8.4 | 0.28 | 24 | 100* | 100 | 0.35 | -- | |||||||||
| 81P02771 | 135-154 | Btk22 | S | 8.5 | 0.26 | 69 | 100* | 100 | 0.21 | 0.52 | 2 | ||||||||
| 81P02772 | 154-225 | Btk3 | S | 8.6 | 0.22 | 66 | 100* | 100 | 0.15 | 0.70 | 6 | ||||||||
| 81P02773 | 225-280 | Btk4 | S | 8.5 | 25 | ||||||||||||||
| 81P02774 | 285-325 | Btk51 | S | 8.3 | 33 | ||||||||||||||
| 81P02775 | 325-335 | Btk52 | S | 8.3 | 20 | ||||||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.64 | (NA) | |
| Clay, carbonate free, Weighted Average | 26 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 35 | % wt | |
| Volume, >2mm, Weighted Average | 0 | % vol | |
| Clay, total, Weighted Average | 26 | % wt | |
| LE, Whole Soil, Summed to 1m | 0 | cm/m | |
| Weighted averages based on control section: 13-65 cm | |||