| *** Taxonomy Characterization Data *** |
| Pedon ID: 79TX507002 | ( Zavala, Texas ) | Print Date: Jun 13 2024 6:20AM |
| Sampled as on Jul 1, 1979: | Conalb ; Fine-loamy, carbonatic, hyperthermic Fluventic Ustochrept |
| Revised to correlated: | Conalb ; Coarse-silty, carbonatic, hyperthermic Fluventic Ustochrepts |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP79TX210 FRIO AND ZAVALA COUNTIES | Natural Resources Conservation Service |
| - | Site ID | S1979TX507002 Lat: 29° 3' 20.00" north Long: 99° 51' 14.99" west MLRA: 83A | National Soil Survey Center | |
| - | Pedon No. | 79P0331 | Soil Survey Laboratory | |
| - | General Methods 1B1A, 2A1, 2B | Lincoln, Nebraska 68508-3866 | ||
| 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 | 8D1 | |||||||||||
| 79P01728 | 0-15 | Ap | S | 14.0 | 4.8 | 0.53 | 7 | tr | |||||
| 79P01729 | 15-36 | A | S | 17.2 | 3.1 | 0.45 | 6 | tr | |||||
| 79P01730 | 36-71 | B | S | 20.1 | 7.1 | 0.45 | 6 | -- | |||||
| 79P01731 | 71-142 | C1 | S | 18.0 | 5.4 | 0.46 | 7 | -- | |||||
| 79P01732 | 142-203 | C2 | S | 19.3 | 5.4 | 0.46 | 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 | % | |||||||||||
| 8C1a | 6E1b | ||||||||||||||||||
| 79P01728 | 0-15 | Ap | S | 8.2 | 63 | ||||||||||||||
| 79P01729 | 15-36 | A | S | 8.2 | 64 | ||||||||||||||
| 79P01730 | 36-71 | B | S | 8.2 | 63 | ||||||||||||||
| 79P01731 | 71-142 | C1 | S | 8.2 | 65 | ||||||||||||||
| 79P01732 | 142-203 | C2 | S | 8.2 | 60 | ||||||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| Volume, >2mm, Weighted Average | 0 | % vol | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 6 | % wt | |
| Clay, carbonate free, Weighted Average | 13 | % wt | |
| Clay, total, Weighted Average | 19 | % wt | |
| Weighted averages based on control section: 25-100 cm | |||