17. Spodosols: Soils with Subsoil Accumulations of Humus and Sesquioxides

  1. S. W. Buol B.S., M.S., Ph.D.1,
  2. R. J. Southard B.S, M.S., Ph.D.2,
  3. R. C. Graham3 and
  4. P. A. McDaniel B.S., M.S., Ph.D.4

Published Online: 5 AUG 2011

DOI: 10.1002/9780470960622.ch17

Soil Genesis and Classification, Sixth Edition

Soil Genesis and Classification, Sixth Edition

How to Cite

Buol, S. W., Southard, R. J., Graham, R. C. and McDaniel, P. A. (2011) Spodosols: Soils with Subsoil Accumulations of Humus and Sesquioxides, in Soil Genesis and Classification, Sixth Edition, Wiley-Blackwell, Oxford, UK. doi: 10.1002/9780470960622.ch17

Author Information

  1. 1

    North Carolina State University, Raleigh, USA

  2. 2

    University of California, Davis, USA

  3. 3

    University of California, Riverside, USA

  4. 4

    University of Idaho, Moscow, USA

Publication History

  1. Published Online: 5 AUG 2011
  2. Published Print: 2 SEP 2011

ISBN Information

Print ISBN: 9780813807690

Online ISBN: 9780470960622

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Keywords:

  • Spodosols, soils with subsoil accumulations - of humus and sesquioxides;
  • “white earths,” the Spodosols - contrasting sharply with “black earths,” the Mollisols;
  • Spodosols, and soils called Podzols - from the Russian pod (beneath) and zol (ash);
  • major setting for Spodosols - humid boreal climatic zone microthermal snow-forest climate;
  • profile, of the Myakka soils in Florida;
  • pedogenic processes - mobilization and eluviation of aluminum and iron, from O, A, and E horizons;
  • immobilization of organometallic complexes - in spodic horizon, and mechanisms;
  • profile distributions of aluminum, iron and carbon - optical density of oxalate extract (ODOE) distribution;
  • uses of Spodosols - for forestry, pasture, hay and cultivated crops;
  • Spodosols, with high water tables (or artificially drained) - in suborder Aquods

Summary

This chapter contains sections titled:

  • Setting

  • Pedogenic Processes

  • Uses of Spodosols

  • Classification of Spodosols

  • Perspective