| *** Taxonomy Characterization Data *** |
| Pedon ID: S1975TX113006 | ( Dallas, Texas ) | Print Date: Nov 21 2024 11:38AM |
| Sampled as on May 30, 1975: | SILAWA |
| Revised to correlated on Sep 16, 2001: | SILAWA ; Fine-loamy, siliceous, thermic Ultic Haplustalf |
| United States Department of Agriculture | ||||
| SSL | - | Project | NL40001 SSIR SAMPLES | Soil Conservation Service |
| - | Site ID | S1975TX113006 Lat: 32° 48' 8.55" north Long: 97° 1' 8.06" west | Lincoln Soil Survey Laboratory | |
| - | Pedon No. | 40A4660 | 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 | |||||||||||
| 40A35434 | 0-15 | A | S | 3.9 | 0.9 | 0.87 | 62 | 1.70 | -- | -- | |||
| 40A35435 | 15-30 | E | S | 3.8 | 0.5 | 0.34 | 64 | 1.83 | -- | -- | |||
| 40A35436 | 30-38 | A/B | S | 14.1 | 6.6 | 0.35 | 56 | -- | |||||
| 40A35437 | 38-66 | Bt1 | S | 29.8 | 21.1 | 0.36 | 41 | 1.64 | 0.016 | -- | |||
| 40A35438 | 66-91 | Bt2 | S | 30.4 | 22.7 | 0.36 | 34 | 1.65 | 0.016 | -- | |||
| 40A35439 | 91-117 | Bt3 | S | 24.2 | 18.2 | 0.36 | 36 | 1.72 | 0.011 | -- | |||
| 40A35440 | 117-150 | Bt4 | S | 18.6 | 14.3 | 0.38 | 49 | -- | |||||
| 40A35441 | 150-185 | B | S | 17.4 | 13.5 | 0.40 | 60 | 1.69 | 0.012 | -- | |||
| 40A35442 | 185-215 | C | S | 12.6 | 10.3 | 0.44 | 65 | 1.67 | 0.012 | -- | |||
| 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 | NK | 5D2 | ||||||||||||||||
| 40A35434 | 0-15 | A | S | 6.3 | 1.23 | 27 | 1.33 | -- | |||||||||||
| 40A35435 | 15-30 | E | S | 6.0 | 0.12 | 100* | 60 | 0.32 | -- | ||||||||||
| 40A35436 | 30-38 | A/B | S | 5.8 | 0.23 | 87 | 61 | 0.33 | -- | ||||||||||
| 40A35437 | 38-66 | Bt1 | S | 5.8 | 0.27 | 77 | 65 | 0.37 | -- | ||||||||||
| 40A35438 | 66-91 | Bt2 | S | 5.2 | 0.19 | 62 | 52 | 8.5 | 0.39 | 0.28 | 14 | -- | |||||||
| 40A35439 | 91-117 | Bt3 | S | 4.8 | 0.14 | 48 | 41 | 7.2 | 0.42 | 0.30 | 33 | 0.10 | -- | ||||||
| 40A35440 | 117-150 | Bt4 | S | 4.8 | 0.06 | 56 | 45 | 5.8 | 0.42 | 0.31 | 24 | -- | |||||||
| 40A35441 | 150-185 | B | S | 4.7 | 0.06 | 65 | 54 | 6.2 | 0.46 | 0.36 | 16 | 1 | |||||||
| 40A35442 | 185-215 | C | S | 4.7 | |||||||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.38 | (NA) | |
| Clay, carbonate free, Weighted Average | 30 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 38 | % wt | |
| Clay, total, Weighted Average | 30 | % wt | |
| Weighted averages based on control section: 38-88 cm | |||