1. Introduction

  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.ch1

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) Introduction, in Soil Genesis and Classification, Sixth Edition, Wiley-Blackwell, Oxford, UK. doi: 10.1002/9780470960622.ch1

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



  • soil genesis and classification;
  • soil composition as natural bodies - from biogeochemical processes, on land surfaces of earth;
  • human attempts to better understand - interaction of soils with biological components of ecosystem;
  • recognized area of specialization - within discipline of soil science;
  • Soil Science Society of America - changing the name of its Soil Genesis, Morphology, and Classification division to Pedology;
  • soil genesis, century-old science - soil in three conceptual phases;
  • role of soil genesis and classification study - interaction with other fields of soil science;
  • soil genesis, and concept of soil - as “a natural entity to be studied as a thing complete in itself”;
  • soil-forming processes, as - pedogenic processes and biogeochemical processes;
  • classification, process of sorting - or arranging of objects into groups, system or set of principles


This chapter contains sections titled:

  • Subdivisions of Pedology

  • Perspective on the Role of Soil Genesis and Classification

  • Developmental Stages of a Discipline

  • Historical Developments in Soil Genesis

  • Concepts of Soil Genesis

  • A Soil as an Anatomical Specimen

  • A Soil as an Energy Transformer

  • A Soil as an Open System

  • Methods of Soil Genesis Study

  • Some Definitions of Soil Classification

  • General Perspective of Soil Classification

  • Principles of Soil Classification

  • Succession of Classifications

  • Avoiding Rigor Mortis in Classification

  • Historic Perspective of Soil Classification

  • Soil Morphology

  • Soil Individuals on the Landscape

  • Other Soil Genesis and Classification Activities

  • Soil Survey

  • Perspective