2026-09-18T19:12:57Z https://www.ideals.illinois.edu/oai-pmh

oai:www.ideals.illinois.edu:2142/126573 2025-06-12 col_2142_5131 col_2142_13851 com_2142_5130 com_2142_684 com_2142_397

50 Podzolic Features in Illinois Soils Gieseking, John Eldon 1934 Podzolic features Parent material Weathering processes Soil- forming factor Climatic conditions eng Text https://hdl.handle.net/2142/126573&&<https://hdl.handle.net/2142/126573> Agriculture Soil sciences Environmental science Agronomy University of Illinois at Urbana-Champaign Ph.D.