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Thesaurus Search Results

organic matter
Subject Category
W Physical and Chemical Sciences
Definition
The organic fraction that includes plant and animal residue at various stages of decomposition, cells and tissues of soil organisms, and substance synthesized by the soil population. Commonly determined as the amount of organic material contained in a soil or water sample.
Definition Source
US, Environmental protection Agency
RDF/XML Format:
http://lod.nal.usda.gov/nalt/24613.rdf
Persistent URI:
http://lod.nal.usda.gov/nalt/24613
Broader Term
chemical composition
Narrower Term
dissolved organic matter
humic substances
organic carbon
organic nitrogen
particulate organic matter
soil organic matter
Related Term
biomass
carbonization
organic compounds
phytomass
primary productivity
Spanish
materia orgánica
Term Number
24613