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NAL Agricultural Thesaurus
U.S. Department of Agriculture

Concept Breadcrumbs

Fields of Study > chemistry > chemical composition > nitrogen content > total nitrogen
Preferred Term:

total nitrogen

Definition:
Total nitrogen is the sum of total Kjeldahl nitrogen (ammonia, organic and reduced nitrogen) and nitrate-nitrite.
Concept Schemes:
NALT Full
Broader Concept:
nitrogen content
Narrower Concepts:
URI:
https://lod.nal.usda.gov/nalt/186582
Download this Concept:
RDF/XMLCreated 2012-05-16, last modified 2018-11-16