| *** Taxonomy Characterization Data *** |
| Pedon ID: 1974IA103002 | ( Johnson, Iowa ) | Print Date: Nov 12 2024 3:47AM |
| Sampled as on Oct 15, 1974: | Ladoga ; Fine-silty, smectitic, mesic Mollic Hapludalfs |
| Revised to correlated on Jul 9, 2007: | Ladoga ; Fine, smectitic, mesic Mollic Hapludalfs |
| United States Department of Agriculture | ||||
| SSL | - | Project | NL40001 SSIR SAMPLES | Soil Conservation Service |
| - | Site ID | S1974IA103002 Lat: 41° 32' 12.27" north Long: 91° 35' 47.43" west MLRA: 108 | Lincoln Soil Survey Laboratory | |
| - | Pedon No. | 40A2342 | 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 | |||||||||||||
| 40A18354 | 0-15 | Ap | S | 19.9 | 0.49 | 2 | -- | ||||||
| 40A18355 | 15-25 | E | S | 21.6 | 0.44 | 2 | -- | ||||||
| 40A18356 | 25-38 | B | S | 26.6 | 0.42 | 1 | -- | ||||||
| 40A18357 | 38-51 | Bt11 | S | 32.5 | 0.42 | 1 | -- | ||||||
| 40A18358 | 51-64 | Bt12 | S | 36.6 | 0.45 | 1 | -- | ||||||
| 40A18359 | 64-84 | Bt13 | S | 35.8 | 0.46 | 1 | -- | ||||||
| 40A18360 | 84-109 | Bt21 | S | 32.9 | 0.48 | 1 | -- | ||||||
| 40A18361 | 109-124 | Bt22 | S | 30.9 | 0.50 | 1 | -- | ||||||
| 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 | ||||||||||||||||||
| 40A18354 | 0-15 | Ap | S | 6.3 | 1.82 | ||||||||||||||
| 40A18355 | 15-25 | E | S | 6.2 | 1.34 | ||||||||||||||
| 40A18356 | 25-38 | B | S | 5.8 | 0.58 | ||||||||||||||
| 40A18357 | 38-51 | Bt11 | S | 5.6 | 0.50 | ||||||||||||||
| 40A18358 | 51-64 | Bt12 | S | 5.5 | 0.39 | ||||||||||||||
| 40A18359 | 64-84 | Bt13 | S | 5.4 | 0.34 | ||||||||||||||
| 40A18360 | 84-109 | Bt21 | S | 5.5 | 0.27 | ||||||||||||||
| 40A18361 | 109-124 | Bt22 | S | 5.6 | 0.24 | ||||||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| Clay, carbonate free, Weighted Average | 33 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 1 | % wt | |
| Clay, total, Weighted Average | 33 | % wt | |
| Weighted averages based on control section: 25-75 cm | |||