| *** Taxonomy Characterization Data *** |
| Pedon ID: S1964TX309002 | ( McLennan, Texas ) | Print Date: Nov 12 2024 1:50AM |
| Sampled as on Oct 1, 1964: | SND |
| Revised to correlated: | Eckrant ; Clayey-skeletal, smectitic, thermic Lithic Haplustolls |
| United States Department of Agriculture | ||||
| SSL | - | Project | NL40001 SSIR SAMPLES | Soil Conservation Service |
| - | Site ID | S1964TX309002 Lat: 31° 29' 12.00" north Long: 97° 24' 17.01" west MLRA: 85 | Lincoln Soil Survey Laboratory | |
| - | Pedon No. | 40A4525 | 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 | ||||||||||||
| 40A34576 | 0-23 | A1 | S | 48.0 | tr | 0.40 | 6 | 8 | |||||
| 40A34577 | 23-41 | A2 | S | 44.3 | tr | 0.42 | 10 | 10 | |||||
| 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 | % | |||||||||||
| 8C1a | 6A1a | 6E1b | 5D2 | ||||||||||||||||
| 40A34576 | 0-23 | A1 | S | 7.8 | 3.08 | 17 | 100 | 0.76 | -- | ||||||||||
| 40A34577 | 23-41 | A2 | S | 7.8 | 2.41 | 26 | 100 | 0.74 | tr | ||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.74 | (NA) | |
| Clay, carbonate free, Weighted Average | 44 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 10 | % wt | |
| Volume, >2mm, Weighted Average | 10 | % vol | |
| Clay, total, Weighted Average | 44 | % wt | |
| Weighted averages based on control section: 25-41 cm | |||