| *** Taxonomy Characterization Data *** |
| Pedon ID: 87IA1570025 | ( Poweshiek, Iowa ) | Print Date: Nov 12 2024 1:47AM |
| Sampled as on Sep 1, 1987: | Adair ; Fine, montmorillonitic, mesic Aquic Argiudoll |
| Revised to correlated: | Armstrong ; Fine, smectitic, mesic Typic Argiudolls |
| United States Department of Agriculture | ||||
| SSL | - | Project | RP87IA130 EROSION POWESHIEK COUNTY | Natural Resources Conservation Service |
| - | Site ID | S1987IA1570025 Lat: 41° 36' 59.99" north Long: 92° 28' 0.00" west MLRA: 108C | National Soil Survey Center | |
| - | Pedon No. | 87P0369 | 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 | 8D1 | ||||||||||||
| 87P01879 | 0-8 | Ap | S | 28.2 | 0.41 | 28 | -- | ||||||
| 87P01880 | 8-20 | Bt1 | S | 33.0 | 0.38 | 29 | -- | ||||||
| 87P01881 | 20-41 | Bt2 | S | 29.2 | 0.39 | 35 | -- | ||||||
| 87P01882 | 41-58 | Bt3 | S | 25.1 | 0.39 | 38 | -- | ||||||
| 87P01883 | 58-79 | Bt4 | S | 22.6 | 0.42 | 39 | -- | ||||||
| 87P01884 | 79-197 | BC | S | 21.3 | 0.44 | 38 | -- | ||||||
| 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 | 6E1g | |||||||||||||||||
| 87P01879 | 0-8 | Ap | S | 7.2 | 1.32 | 1 | |||||||||||||
| 87P01880 | 8-20 | Bt1 | S | 7.0 | 0.50 | ||||||||||||||
| 87P01881 | 20-41 | Bt2 | S | 6.8 | 0.23 | ||||||||||||||
| 87P01882 | 41-58 | Bt3 | S | 6.3 | 0.13 | ||||||||||||||
| 87P01883 | 58-79 | Bt4 | S | 6.3 | 0.08 | ||||||||||||||
| 87P01884 | 79-197 | BC | S | 6.3 | 0.05 | ||||||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| Clay, carbonate free, Weighted Average | 29 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 35 | % wt | |
| Volume, >2mm, Weighted Average | 0 | % vol | |
| Clay, total, Weighted Average | 29 | % wt | |
| Weighted averages based on control section: 8-58 cm | |||