| *** Taxonomy Characterization Data *** |
| Pedon ID: 97TX489002 | ( Willacy, Texas ) | Print Date: Nov 21 2024 2:24PM |
| Sampled as on Nov 30, 1997: | RACOMBES ; Fine-loamy, mixed, hyperthermic Pachic Argiustolls |
| Revised to SSL: | (unnamed) ; Fine-loamy, mixed, superactive, hyperthermic Udic Argiustoll |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP98TX051 WILLACY COUNTY | Natural Resources Conservation Service |
| - | Site ID | S1997TX489002 Lat: 26° 24' 1.70" north Long: 97° 42' 51.60" west MLRA: 83D | National Soil Survey Center | |
| - | Pedon No. | 98P0179 | 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 | ||||||||
| 98P01130 | 0-30 | Ap | S | 14.3 | 11.3 | 0.47 | 53 | 1.52 | 0.026 | -- | |||
| 98P01131 | 30-41 | Bt1 | S | 18.9 | 15.0 | 0.49 | 46 | 1.60 | 0.034 | -- | |||
| 98P01132 | 41-76 | Bt2 | S | 22.3 | 18.2 | 0.49 | 43 | 1.57 | 0.031 | -- | 74 | ||
| 98P01133 | 76-99 | Bt3 | S | 24.3 | 17.5 | 0.49 | 39 | 1.52 | 0.044 | -- | |||
| 98P01134 | 99-111 | Btk | S | 23.6 | 13.0 | 3.2 | 0.45 | 36 | 1.47 | 0.037 | tr | ||
| 98P01135 | 111-147 | Bk1 | S | 20.2 | 10.3 | 4.5 | 0.45 | 36 | 1.51 | 0.021 | 2 | ||
| 98P01136 | 147-185 | Bk2 | S | 19.7 | 9.6 | 4.8 | 0.43 | 37 | 1.50 | 0.030 | 2 | ||
| 98P01137 | 185-200 | Bk3 | S | 18.6 | 9.3 | 5.8 | 0.42 | 36 | 1.60 | 0.014 | 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 | 6A2e | 4E1a1a1a1 | 5C1 | 5C3 | 8D1 | 8A3a | 5D2 | ||||||||||||
| 98P01130 | 0-30 | Ap | S | 7.8 | 0.60 | tr | 100* | 97 | 0.81 | 9 | |||||||||
| 98P01131 | 30-41 | Bt1 | S | 7.6 | 0.44 | 98 | 94 | 0.73 | 3 | ||||||||||
| 98P01132 | 41-76 | Bt2 | S | 7.7 | 0.21 | -- | 99 | 96 | 0.72 | 2 | |||||||||
| 98P01133 | 76-99 | Bt3 | S | 8.1 | 0.20 | -- | 100* | 100 | 0.74 | 3 | |||||||||
| 98P01134 | 99-111 | Btk | S | 8.5 | 1.10 | 7 | 100* | 100 | 0.64 | 7 | |||||||||
| 98P01135 | 111-147 | Bk1 | S | 8.4 | 1.63 | 13 | 100* | 100 | 0.60 | 1.34 | 14 | ||||||||
| 98P01136 | 147-185 | Bk2 | S | 8.3 | 1.74 | 13 | 100* | 100 | 0.56 | 1.66 | 9 | ||||||||
| 98P01137 | 185-200 | Bk3 | S | 8.5 | 1.70 | 9 | 100* | 100 | 0.55 | 1.35 | 9 | ||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.73 | (NA) | |
| Clay, carbonate free, Weighted Average | 22 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 43 | % wt | |
| Volume, >2mm, Weighted Average | 0 | % vol | |
| Clay, total, Weighted Average | 22 | % wt | |
| LE, Whole Soil, Summed to 1m | 3 | cm/m | |
| Weighted averages based on control section: 30-80 cm | |||