| *** Taxonomy Characterization Data *** |
| Pedon ID: S1976TX477003 | ( Washington, Texas ) | Print Date: Feb 19 2025 1:16PM |
| Sampled as on Jun 29, 1976: | KNOLLE |
| Revised to correlated: | KNOLLE ; Fine-loamy, siliceous, thermic Ultic Haplustalfs |
| United States Department of Agriculture | ||||
| SSL | - | Project | NL40001 SSIR SAMPLES | Soil Conservation Service |
| - | Site ID | S1976TX477003 Lat: 30° 19' 25.00" north Long: 96° 15' 5.99" west MLRA: 86B | Lincoln Soil Survey Laboratory | |
| - | Pedon No. | 40A4684 | 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 | |||||||||||||
| 40A35582 | 0-20 | Ap | S | 3.5 | 0.60 | 89 | -- | ||||||
| 40A35583 | 20-30 | Bt1 | S | 10.1 | 0.44 | 83 | 1 | ||||||
| 40A35584 | 30-66 | Bt21 | S | 28.6 | 0.41 | 65 | 1 | ||||||
| 40A35585 | 66-86 | Bt22 | S | 25.0 | 0.44 | 69 | 1 | ||||||
| 40A35586 | 86-117 | B | S | 25.9 | 0.37 | 68 | 1 | ||||||
| 40A35587 | 117-157 | C | S | 21.3 | 0.38 | 77 | 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 | 5D2 | |||||||||||||||||
| 40A35582 | 0-20 | Ap | S | 5.7 | 0.48 | 67 | 100 | 1.11 | 3 | ||||||||||
| 40A35583 | 20-30 | Bt1 | S | 5.6 | 0.63 | 57 | 100 | 0.73 | 1 | ||||||||||
| 40A35584 | 30-66 | Bt21 | S | 5.1 | 0.71 | 44 | 100 | 0.60 | 1 | ||||||||||
| 40A35585 | 66-86 | Bt22 | S | 5.3 | 0.42 | 45 | 100 | 0.65 | 1 | ||||||||||
| 40A35586 | 86-117 | B | S | 5.1 | 0.25 | 49 | 100 | 0.58 | 1 | ||||||||||
| 40A35587 | 117-157 | C | S | 5.1 | 0.11 | 60 | 100 | 0.57 | 1 | ||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.63 | (NA) | |
| Clay, carbonate free, Weighted Average | 25 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 69 | % wt | |
| Volume, >2mm, Weighted Average | 1 | % vol | |
| Clay, total, Weighted Average | 25 | % wt | |
| Weighted averages based on control section: 20-70 cm | |||