| *** Taxonomy Characterization Data *** |
| Pedon ID: S1976TX181001 | ( Grayson, Texas ) | Print Date: Mar 6 2025 7:57PM |
| Sampled as on May 30, 1976: | AUBREY |
| Revised to correlated: | AUBREY ; Clayey, mixed, thermic Typic Haplustults |
| United States Department of Agriculture | ||||
| SSL | - | Project | NL40001 SSIR SAMPLES | Soil Conservation Service |
| - | Site ID | S1976TX181001 Lat: 33° 46' 18.00" north Long: 96° 41' 35.00" west MLRA: 84C | Lincoln Soil Survey Laboratory | |
| - | Pedon No. | 40A4679 | 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 | |||||||||||||
| 40A35552 | 0-8 | A | S | 8.1 | 0.72 | 40 | -- | ||||||
| 40A35553 | 8-15 | E | S | 9.0 | 0.42 | 39 | -- | ||||||
| 40A35554 | 15-46 | Bt1 | S | 39.6 | 0.39 | 11 | 1 | ||||||
| 40A35555 | 46-81 | Bt2 | S | 40.8 | 0.38 | 6 | -- | ||||||
| 40A35556 | 81-122 | C1 | S | 56.4 | 0.29 | 3 | -- | ||||||
| 40A35557 | 122-152 | C2 | S | 60.8 | 0.27 | 3 | -- | ||||||
| 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 | 5D2 | |||||||||||||||||
| 40A35552 | 0-8 | A | S | 7.2 | -- | 100 | 1.46 | 1 | |||||||||||
| 40A35553 | 8-15 | E | S | 7.0 | 92 | 70 | 0.57 | -- | |||||||||||
| 40A35554 | 15-46 | Bt1 | S | 4.4 | 42 | 37 | 0.45 | 1 | |||||||||||
| 40A35555 | 46-81 | Bt2 | S | 4.4 | 33 | 30 | 0.44 | 1 | |||||||||||
| 40A35556 | 81-122 | C1 | S | 4.3 | 70 | 63 | 0.43 | 3 | |||||||||||
| 40A35557 | 122-152 | C2 | S | 4.7 | 95 | 84 | 0.37 | 5 | |||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.45 | (NA) | |
| Clay, carbonate free, Weighted Average | 40 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 9 | % wt | |
| Clay, total, Weighted Average | 40 | % wt | |
| Weighted averages based on control section: 15-65 cm | |||