| *** Taxonomy Characterization Data *** |
| Pedon ID: MLRA78-Tillman-TX197-0290 | ( Hardeman, Texas ) | Print Date: Apr 24 2025 2:20PM |
| Sampled as on Jul 5, 1957: | Tillman |
| Revised to correlated on Dec 10, 2007: | Tillman ; Fine, mixed Typic Paleustolls |
| State of Texas | ||||
| SSL | - | Project | NL40001 SSIR SAMPLES | Texas A&M University |
| - | Site ID | S57-TX197-0290 Lat: 34° 17' 7.00" north Long: 99° 42' 21.00" west MLRA: 78C | University Soil Laboratory | |
| - | Pedon No. | 40A4541 | Soil Laboratory | |
| - | General Methods 1B1A, 2A1, 2B | College Station, Texas | ||
| 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 | ||||||||||||
| 40A34677 | 0-10 | Ap | S | 27.7 | 20.5 | 4 | -- | ||||||
| 40A34678 | 10-58 | Bt1 | S | 38.2 | 29.4 | 3 | -- | ||||||
| 40A34679 | 58-99 | Bt2 | S | 38.0 | 28.9 | 4 | -- | ||||||
| 40A34680 | 99-160 | Btk1 | S | 29.0 | 20.9 | 6 | -- | ||||||
| 40A34681 | 160-246 | Btk2 | S | 29.3 | 21.1 | 5 | -- | ||||||
| 40A34682 | 246-284 | Btk3 | S | 29.7 | 22.3 | 5 | -- | ||||||
| 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 | 8A1a | ||||||||||||||||
| 40A34677 | 0-10 | Ap | S | 7.6 | 1.16 | 2 | 100 | 0.90 | |||||||||||
| 40A34678 | 10-58 | Bt1 | S | 7.7 | 0.87 | 4 | 100 | 0.90 | |||||||||||
| 40A34679 | 58-99 | Bt2 | S | 7.8 | 0.58 | 7 | 100 | 0.60 | |||||||||||
| 40A34680 | 99-160 | Btk1 | S | 8.3 | 0.17 | 32 | 100 | 1.10 | |||||||||||
| 40A34681 | 160-246 | Btk2 | S | 8.3 | 0.17 | 16 | 100 | 1.60 | |||||||||||
| 40A34682 | 246-284 | Btk3 | S | 8.3 | 0.06 | 30 | 100 | ||||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| Clay, carbonate free, Weighted Average | 38 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 3 | % wt | |
| Volume, >2mm, Weighted Average | 0 | % vol | |
| Clay, total, Weighted Average | 38 | % wt | |
| Weighted averages based on control section: 10-60 cm | |||