| *** Taxonomy Characterization Data *** |
| Pedon ID: 64TX339004 | ( Montgomery, Texas ) | Print Date: Nov 12 2024 10:44AM |
| Sampled as on Apr 29, 1964: | Segno |
| Revised to correlated: | Segno ; Fine-loamy, siliceous, thermic Plinthic Paleudalfs |
| United States Department of Agriculture | ||||
| SSL | - | Project | NL40001 SSIR SAMPLES | Soil Conservation Service |
| - | Site ID | S1964TX339004 Lat: 30° 13' 0.00" north Long: 95° 29' 30.01" west MLRA: 133B | Beltsville Soil Survey Laboratory | |
| - | Pedon No. | 40A4459 | Soil Laboratory | |
| - | General Methods 1B1A, 2A1, 2B | Beltsville, Maryland | ||
| 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 | 4A1f | ||||||||||||
| 40A34101 | 0-15 | A | S | 4.2 | 52 | -- | |||||||
| 40A34102 | 15-30 | E | S | 5.0 | 52 | -- | |||||||
| 40A34103 | 30-53 | Bt1 | S | 19.2 | 0.36 | 43 | 1.74 | 0.011 | -- | ||||
| 40A34104 | 53-74 | Bt2 | S | 19.9 | 0.35 | 43 | 1.73 | 0.009 | 3 | ||||
| 40A34105 | 74-107 | Bt3 | S | 21.6 | 0.36 | 42 | 1.71 | 0.007 | 11 | ||||
| 40A34106 | 107-137 | Bt4 | S | 24.9 | 0.36 | 39 | 1.79 | 0.007 | 8 | ||||
| 40A34107 | 137-157 | Bt5 | S | 24.3 | 0.37 | 40 | 1.78 | 0.003 | 6 | ||||
| 40A34108 | 157-188 | Bt6 | S | 27.6 | 0.36 | 38 | 1.81 | 0.009 | 3 | ||||
| 40A34109 | 188-216 | Bt7 | S | 33.3 | 0.36 | 35 | 1.80 | 0.011 | 2 | ||||
| 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 | ||||||||||||||||||
| 40A34101 | 0-15 | A | S | 5.5 | 0.63 | 72 | 4.0 | 0.95 | 3 | ||||||||||
| 40A34102 | 15-30 | E | S | 5.7 | 0.13 | 75 | |||||||||||||
| 40A34103 | 30-53 | Bt1 | S | 5.2 | 0.14 | 63 | 4.6 | 0.24 | 7 | ||||||||||
| 40A34104 | 53-74 | Bt2 | S | 4.6 | 0.09 | 49 | 4.1 | 0.21 | 22 | ||||||||||
| 40A34105 | 74-107 | Bt3 | S | 4.5 | 0.10 | 43 | 4.2 | 0.19 | 29 | ||||||||||
| 40A34106 | 107-137 | Bt4 | S | 4.8 | 0.11 | 45 | 4.3 | 0.17 | 23 | ||||||||||
| 40A34107 | 137-157 | Bt5 | S | 4.8 | 0.06 | 51 | 4.2 | 0.17 | 19 | ||||||||||
| 40A34108 | 157-188 | Bt6 | S | 4.8 | 0.04 | 53 | 4.8 | 0.17 | 17 | ||||||||||
| 40A34109 | 188-216 | Bt7 | S | 4.7 | 0.04 | 57 | 5.4 | 0.16 | 11 | ||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| Clay, carbonate free, Weighted Average | 20 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 43 | % wt | |
| Volume, >2mm, Weighted Average | 2 | % vol | |
| Clay, total, Weighted Average | 20 | % wt | |
| Weighted averages based on control section: 30-80 cm | |||