Definitions for "Soil horizons"
Layers of SOIL that are distinguishable by characteristic physical or chemical properties.
Distinct soil layers identifiable by the material deposited there. A progression of layers occurs from years of natural separating and sifting of soil particles, and from weathering and other chemical processes.
Horizontal zones that make up a particular mature soil. Each horizon has a distinct texture and composition that vary with different types of soils. See soil profile.
An identifiable soil unit due to color, structure, or texture.