| *** Taxonomy Characterization Data *** |
| Pedon ID: 91AL091005 | ( Marengo, Alabama ) | Print Date: Nov 13 2024 3:47PM |
| Sampled as on Jul 30, 1991: | Urbo ; Fine, mixed, acid Aeric Haplaquepts |
| Revised to : |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP91AL241 ALABAMA-MISSISSIPPI VERTISOL | Natural Resources Conservation Service |
| - | Site ID | S1991AL091005 Lat: 32° 17' 58.01" north Long: 87° 40' 36.99" west MLRA: 133A | National Soil Survey Center | |
| - | Pedon No. | 91P1056 | 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 | 4A1d | ||||||||||
| 91P06882 | 0-16 | A | S | 34.5 | 21.9 | 0.48 | 23 | 1.29 | 0.037 | ||||
| 91P06883 | 16-40 | Bw1 | S | 40.4 | 25.8 | 0.41 | 23 | 1.39 | 0.067 | ||||
| 91P06884 | 40-76 | Bw2 | S | 47.1 | 31.6 | 0.42 | 18 | 1.38 | 0.086 | ||||
| 91P06885 | 76-143 | Bss | S | 47.6 | 32.4 | 0.43 | 20 | 1.33 | 0.120 | ||||
| 91P06886 | 143-170 | Bssg | S | 46.9 | 31.7 | 0.43 | 24 | 1.35 | 0.127 | ||||
| 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 | % | |||||||||||
| 4C1a2a | 6A1c | 6A2d | 8J | 5C1 | 5C3 | 5A3b | 8D1 | 5G1 | 5D2 | ||||||||||
| 91P06882 | 0-16 | A | S | 5.6 | 1.95 | 1.81 | 0.48 | 0.06 | 75 | 65 | 0.74 | 2 | |||||||
| 91P06883 | 16-40 | Bw1 | S | 5.1 | 0.55 | 0.58 | 0.52 | 0.05 | 69 | 59 | 20.6 | 0.65 | 0.51 | 13 | 2 | ||||
| 91P06884 | 40-76 | Bw2 | S | 4.8 | 0.27 | 0.29 | 0.55 | 0.05 | 65 | 58 | 24.4 | 0.64 | 0.52 | 20 | 3 | ||||
| 91P06885 | 76-143 | Bss | S | 4.7 | 0.22 | 0.24 | 0.38 | 0.03 | 78 | 69 | 26.5 | 0.64 | 0.56 | 11 | 5 | ||||
| 91P06886 | 143-170 | Bssg | S | 6.1 | 0.12 | 0.17 | 0.21 | 0.02 | 96 | 91 | 0.67 | 6 | |||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.64 | (NA) | |
| Clay, carbonate free, Weighted Average | 46 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 20 | % wt | |
| Volume, >2mm, Weighted Average | 0 | % vol | |
| Clay, total, Weighted Average | 46 | % wt | |
| LE, Whole Soil, Summed to 1m | 8 | cm/m | |
| Weighted averages based on control section: 25-100 cm | |||