| *** Taxonomy Characterization Data *** |
| Pedon ID: 78TX027002 | ( Bell, Texas ) | Print Date: Nov 21 2024 1:44PM |
| Sampled as on Jul 1, 1978: | Bastrop ; Fine-loamy, mixed, thermic Udic Paleustalf |
| Revised to correlated: | Bastrop ; Fine-loamy, mixed, active, thermic Udic Haplustalfs |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP78TX179 BELL COUNTY | Natural Resources Conservation Service |
| - | Site ID | S1978TX027002 Lat: 30° 58' 26.00" north Long: 97° 22' 59.00" west MLRA: 85 | National Soil Survey Center | |
| - | Pedon No. | 78P0471 | 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 | 8D1 | 4A1d | ||||||||||
| 78P02644 | 0-15 | Ap | S | 8.1 | 0.28 | 33 | 1.60 | 0.008 | -- | ||||
| 78P02645 | 15-28 | Bt1 | S | 22.6 | 0.37 | 25 | -- | ||||||
| 78P02646 | 28-56 | Bt21 | S | 37.5 | 0.38 | 19 | 1.50 | 0.053 | -- | ||||
| 78P02647 | 56-74 | Bt22 | S | 39.4 | 0.38 | 17 | -- | ||||||
| 78P02648 | 74-102 | Bt31 | S | 39.0 | 0.39 | 16 | 1.55 | 0.049 | -- | ||||
| 78P02649 | 102-127 | Bt32 | S | 34.3 | 0.40 | 21 | 1.58 | 0.046 | -- | ||||
| 78P02650 | 127-157 | Bt4 | S | 29.7 | 0.40 | 24 | 1.54 | 0.042 | -- | ||||
| 78P02651 | 157-226 | Btk | S | 19.3 | 5.0 | 0.40 | 29 | 1.54 | 0.026 | 5 | |||
| 78P02652 | 226-257 | Bk1 | S | 19.5 | 6.0 | 0.36 | 30 | 6 | |||||
| 78P02653 | 257-358 | Bk2 | S | 15.4 | 6.0 | 0.39 | 33 | 1.66 | 0.009 | 11 | |||
| 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 | |||||||||||||
| 78P02644 | 0-15 | Ap | S | 5.8 | 0.40 | 84 | 63 | 0.46 | -- | ||||||||||
| 78P02645 | 15-28 | Bt1 | S | 6.0 | 0.24 | 87 | 73 | 0.48 | 1 | ||||||||||
| 78P02646 | 28-56 | Bt21 | S | 5.3 | 0.33 | 75 | 66 | 0.51 | 1 | ||||||||||
| 78P02647 | 56-74 | Bt22 | S | 5.1 | 0.28 | 78 | 67 | 0.52 | tr | ||||||||||
| 78P02648 | 74-102 | Bt31 | S | 5.2 | 0.23 | -- | 79 | 70 | 0.53 | tr | |||||||||
| 78P02649 | 102-127 | Bt32 | S | 5.9 | 0.17 | 85 | 77 | 0.55 | 1 | ||||||||||
| 78P02650 | 127-157 | Bt4 | S | 6.0 | 0.13 | 88 | 85 | 0.56 | 1 | ||||||||||
| 78P02651 | 157-226 | Btk | S | 8.2 | 0.07 | 21 | 100* | 100 | 0.53 | 1 | |||||||||
| 78P02652 | 226-257 | Bk1 | S | 8.3 | 0.07 | 31 | 100* | 100 | 0.45 | 8 | |||||||||
| 78P02653 | 257-358 | Bk2 | S | 8.4 | 0.04 | 38 | 100* | 100 | 0.43 | -- | |||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.5 | (NA) | |
| Clay, carbonate free, Weighted Average | 34 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 20 | % wt | |
| Volume, >2mm, Weighted Average | 0 | % vol | |
| Clay, total, Weighted Average | 34 | % wt | |
| Weighted averages based on control section: 15-65 cm | |||