| *** Taxonomy Characterization Data *** |
| Pedon ID: 87IA075001 | ( Grundy, Iowa ) | Print Date: Mar 2 2025 8:56AM |
| Sampled as on Nov 1, 1987: | Tama ; Fine-silty, mixed, mesic Typic Argiudoll |
| Revised to correlated: | Tama ; Fine-silty, mixed, superactive, mesic Mollic Hapludalfs |
| United States Department of Agriculture | ||||
| SSL | - | Project | RP88IA154 EROSION 4 | Natural Resources Conservation Service |
| - | Site ID | S1987IA075001 Lat: 42° 21' 30.00" north Long: 92° 47' 39.99" west MLRA: 104 | National Soil Survey Center | |
| - | Pedon No. | 88P0608 | 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 | ||||||||||||
| 88P03158 | 0-20 | Ap | S | 30.8 | 0.44 | 1 | -- | ||||||
| 88P03159 | 20-33 | Bt1 | S | 33.6 | 0.45 | 1 | -- | ||||||
| 88P03160 | 33-53 | Bt2 | S | 33.2 | 0.46 | 1 | -- | ||||||
| 88P03161 | 53-76 | Bt3 | S | 30.7 | 0.48 | tr | -- | ||||||
| 88P03162 | 76-97 | Bt4 | S | 26.9 | 0.51 | 1 | -- | ||||||
| 88P03163 | 97-112 | BC | S | 24.5 | 0.53 | 6 | -- | ||||||
| 88P03164 | 112-132 | C1 | S | 24.8 | 0.52 | 8 | -- | ||||||
| 88P03165 | 132-152 | C2 | S | 24.5 | 0.53 | tr | -- | ||||||
| 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 | 5C1 | 5C3 | 8D1 | 5D2 | ||||||||||||||
| 88P03158 | 0-20 | Ap | S | 6.1 | 2.32 | 94 | 77 | 0.83 | -- | ||||||||||
| 88P03159 | 20-33 | Bt1 | S | 6.4 | 1.32 | 90 | 77 | 0.77 | tr | ||||||||||
| 88P03160 | 33-53 | Bt2 | S | 6.2 | 0.79 | 97 | 80 | 0.76 | tr | ||||||||||
| 88P03161 | 53-76 | Bt3 | S | 6.0 | 0.40 | 94 | 82 | 0.80 | tr | ||||||||||
| 88P03162 | 76-97 | Bt4 | S | 6.1 | 0.23 | 100* | 85 | 0.86 | 1 | ||||||||||
| 88P03163 | 97-112 | BC | S | 6.2 | 0.17 | 97 | 83 | 0.90 | 1 | ||||||||||
| 88P03164 | 112-132 | C1 | S | 6.3 | 0.18 | 100* | 85 | 0.90 | 1 | ||||||||||
| 88P03165 | 132-152 | C2 | S | 6.5 | 0.12 | 99 | 86 | 0.91 | 1 | ||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.78 | (NA) | |
| Clay, carbonate free, Weighted Average | 32 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 1 | % wt | |
| Volume, >2mm, Weighted Average | 0 | % vol | |
| Clay, total, Weighted Average | 32 | % wt | |
| Weighted averages based on control section: 20-70 cm | |||