Inicio > Term: agric horizon
agric horizon
A mineral soil horizon in which clay, silt and humus derived from an overlying cultivated and fertilized layer have accumulated. The wormholes and illuvial clay, silt and humus, occupy at least 5% of the horizon by volume. The illuvial clay and humus occur as horizontal lamellae or fibers, or as coatings on ped surfaces or in wormholes.
- Parte del discurso: noun
- Industria/ámbito: Ciencias de la Tierra
- Categoría: Ciencia del suelo
- Company: Soil Science Society of America
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Creador
- Bob Adams
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