| *** Taxonomy Characterization Data *** |
| Pedon ID: 85IA0290041 | ( Cass, Iowa ) | Print Date: Feb 16 2025 5:12AM |
| Sampled as on Oct 30, 1985: | Adair ; Fine, montmorillonitic Aquollic Hapludalfs |
| Revised to correlated on Sep 1, 1992: | (unnamed) ; Fine, smectitic, mesic Aquollic Hapludalf |
| United States Department of Agriculture | ||||
| SSL | - | Project | RP86IA127 CASS COUNTY EROSION | Natural Resources Conservation Service |
| - | Site ID | S1985IA0290041 Lat: 41° 15' 20.00" north Long: 94° 51' 9.00" west MLRA: 107 | National Soil Survey Center | |
| - | Pedon No. | 86P0333 | 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 | ||||||||||||
| 86P01972 | 0-20 | Ap | S | 31.8 | 0.45 | 8 | -- | ||||||
| 86P01973 | 20-38 | Bt | S | 35.2 | 0.43 | 12 | -- | ||||||
| 86P01974 | 38-61 | 2Bt1 | S | 45.0 | 0.44 | 17 | -- | ||||||
| 86P01975 | 61-89 | 2Bt2 | S | 42.3 | 0.44 | 19 | -- | ||||||
| 86P01976 | 89-122 | 2Bt3 | S | 37.7 | 0.45 | 17 | -- | ||||||
| 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 | ||||||||||||||||||
| 86P01972 | 0-20 | Ap | S | 6.5 | 2.14 | ||||||||||||||
| 86P01973 | 20-38 | Bt | S | 6.5 | 0.92 | ||||||||||||||
| 86P01974 | 38-61 | 2Bt1 | S | 6.8 | 0.42 | ||||||||||||||
| 86P01975 | 61-89 | 2Bt2 | S | 6.7 | 0.24 | ||||||||||||||
| 86P01976 | 89-122 | 2Bt3 | S | 6.7 | 0.15 | ||||||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| Clay, carbonate free, Weighted Average | 41 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 16 | % wt | |
| Volume, >2mm, Weighted Average | 0 | % vol | |
| Clay, total, Weighted Average | 41 | % wt | |
| Weighted averages based on control section: 20-70 cm | |||