| *** Taxonomy Characterization Data *** |
| Pedon ID: 75LA041018 | ( FranklinParish, Louisiana ) | Print Date: Apr 20 2026 7:46AM |
| Sampled as : | Calhoun |
| Revised to correlated on Aug 1, 1992: | Calhoun ; Fine-silty, mixed, active, thermic Albic Natraqualf |
| United States Department of Agriculture | ||||
| SSL | - | Project | NL40001 SSIR SAMPLES | Soil Conservation Service |
| - | Site ID | 75LA041018 Lat: 32° 8' 53.00" north Long: 91° 48' 10.00" west MLRA: 134 | Lincoln Soil Survey Laboratory | |
| - | Pedon No. | 40A1358 | 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 | ||||||||||||
| 40A10367 | 13-38 | Eg | S | 20.2 | -- | 0.44 | 3 | -- | |||||
| 40A10368 | 38-61 | Btg | S | 30.2 | 2.0 | 0.39 | 2 | -- | |||||
| 40A10369 | 61-112 | Bt | S | 34.0 | 0.45 | 2 | -- | ||||||
| 40A10370 | 112-137 | Bg | S | 31.6 | 0.48 | 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 | % | |||||||||||
| NK | NK | 5D2 | |||||||||||||||||
| 40A10367 | 13-38 | Eg | S | 4.8 | 56 | 48 | 8.0 | 0.55 | 0.40 | 23 | 4 | ||||||||
| 40A10368 | 38-61 | Btg | S | 4.6 | 56 | 51 | 12.5 | 0.54 | 0.41 | 26 | 6 | ||||||||
| 40A10369 | 61-112 | Bt | S | 4.6 | 87 | 74 | 17.2 | 0.56 | 0.51 | 4 | 2.45 | 20 | |||||||
| 40A10370 | 112-137 | Bg | S | 6.6 | 100* | 91 | 0.60 | 29 | |||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.55 | (NA) | |
| Clay, carbonate free, Weighted Average | 20 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 3 | % wt | |
| Clay, total, Weighted Average | 20 | % wt | |
| Weighted averages based on control section: 15-35 cm | |||