1. Introduction / James John Aimers -- 2. Type-variety: what works and what doesn't / Prudence M. Rice -- 3. Types and traditions, spheres and systems: a consideration of analytic constructs and ...
Philosophies of soil classifications : from is to does / S.W. Buol -- How good is our soil classification? / R. Dudal -- Soil classification : past and present / Robert J. Ahrens, Thomas J. Rice, Jr., ...