| *** Taxonomy Characterization Data *** |
| Pedon ID: S1975TX113004 | ( Dallas, Texas ) | Print Date: Nov 21 2024 11:05AM |
| Sampled as on May 30, 1975: | SILAWA |
| Revised to correlated: | SILAWA ; Fine-loamy, siliceous, thermic Ultic Haplustalfs |
| United States Department of Agriculture | ||||
| SSL | - | Project | NL40001 SSIR SAMPLES | Soil Conservation Service |
| - | Site ID | S1975TX113004 Lat: 32° 55' 23.54" north Long: 96° 55' 1.03" west MLRA: 84C | Lincoln Soil Survey Laboratory | |
| - | Pedon No. | 40A4658 | 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 | |||||||||||
| 40A35419 | 0-23 | Ap | S | 4.5 | 2.0 | 0.78 | 49 | -- | |||||
| 40A35420 | 23-36 | A | S | 5.5 | 2.8 | 0.44 | 52 | -- | |||||
| 40A35421 | 36-51 | Bt1 | S | 17.5 | 12.7 | 0.41 | 43 | 1.61 | 0.018 | -- | |||
| 40A35422 | 51-90 | Bt2 | S | 18.7 | 14.2 | 0.41 | 42 | 1.59 | 0.032 | -- | |||
| 40A35423 | 90-112 | Bt3 | S | 30.0 | 23.9 | 0.41 | 25 | 1.58 | 0.025 | -- | |||
| 40A35424 | 112-145 | Bt4 | S | 21.7 | 16.9 | 0.41 | 23 | 1.57 | 0.015 | -- | |||
| 40A35425 | 145-178 | B | S | 6.8 | 4.7 | 0.41 | 68 | 1.62 | 0.006 | -- | |||
| 40A35426 | 178-213 | C | S | 6.3 | 5.5 | 0.40 | 73 | 1 | |||||
| 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 | ||||||||||||||||
| 40A35419 | 0-23 | Ap | S | 6.1 | 0.98 | 98 | 71 | 1.09 | -- | ||||||||||
| 40A35420 | 23-36 | A | S | 6.4 | 0.42 | 95 | 63 | 0.71 | -- | ||||||||||
| 40A35421 | 36-51 | Bt1 | S | 6.1 | 0.41 | 86 | 72 | 0.53 | -- | ||||||||||
| 40A35422 | 51-90 | Bt2 | S | 6.1 | 0.42 | 87 | 73 | 0.53 | -- | ||||||||||
| 40A35423 | 90-112 | Bt3 | S | 6.1 | 0.55 | 87 | 73 | 0.54 | 0.08 | -- | |||||||||
| 40A35424 | 112-145 | Bt4 | S | 6.1 | 0.24 | 86 | 74 | 0.58 | -- | ||||||||||
| 40A35425 | 145-178 | B | S | 5.4 | 84 | 61 | 3.2 | 0.54 | 0.47 | 3 | -- | ||||||||
| 40A35426 | 178-213 | C | S | 6.4 | 0.03 | 97 | 76 | 0.52 | -- | ||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.53 | (NA) | |
| Clay, carbonate free, Weighted Average | 18 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 42 | % wt | |
| Clay, total, Weighted Average | 18 | % wt | |
| Weighted averages based on control section: 36-86 cm | |||