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Soil classification — deals with the systematic categorization of soils based on distinguishing characteristics as well as criteria that dictate choices in use. Overview Soil classification is a dynamic subject, from the structure of the system itself, to the… … Wikipedia
Canadian system of soil classification — The Canadian system of soil classification is more closely related to the American system than any other. They differ in several ways. The Canadian system is designed to cover only Canadian soils. The Canadian system dispenses with a sub order… … Wikipedia
FAO soil classification — The Food and Agriculture Organization of the United Nations (FAO) developed a supra national classification, also called World Soil Classification, which offers useful generalizations about soils pedogenesis in relation to the interactions with… … Wikipedia
Australian Soil Classification — The Australian Soil Classification is the system used to describe and group soils in Australia. The system comprises a number of related documents produced by the Australian Collaborative Land Evaluation Program, a division of the CSIRO, and is… … Wikipedia
AASHTO Soil Classification System — The AASHTO Soil Classification System was developed by the American Association of State Highway and Transportation Officials, and is used as a guide for the classification of soils and soil aggregate mixtures for highway construction purposes.… … Wikipedia
Unified Soil Classification System — The Unified Soil Classification System (or USCS) is a soil classification system used in engineering and geology disciplines to describe the texture and grain size of a soil. The classification system can be applied to most unconsolidated… … Wikipedia
FAO Soil Classification System — ▪ Table Soil classification system of the Food and Agriculture Organization soil group abbrevi ation defining characteristics name derivation percent of Earth s land area See as table: Soils defined by parent material Andosol AN volcanic… … Universalium
Soil science — is the study of soil as a natural resource on the surface of the earth including soil formation, classification and mapping; physical, chemical, biological, and fertility properties of soils; and these properties in relation to the use and… … Wikipedia
Soil horizon — Soil samples illustrating horizons (subsoil on right) A soil horizon is a specific layer in the land area that is parallel to the soil surface and possesses physical characteristics which differ from the layers above and beneath … Wikipedia
Soil morphology — is the field observable attributes of the soil within the various soil horizons and the description of the kind and arrangement of the horizons. [cite book | last = Buol | first = Stanley W. | authorlink = | coauthors = Southard, Randal J.,… … Wikipedia
