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NALT Concept Space
U.S. Department of Agriculture

NALT Core

Concept information

  1. Fields of Study
  2. ecology
  3. ecological processes and phenomena
  4. primary productivity
  1. Natural Resources, Conservation, Environment
  2. ecology
  3. ecological processes and phenomena
  4. primary productivity

Preferred term

primary productivity

Type

  • Topic

Definition

  • Information A measure of the rate at which new organic matter is formed and accumulated through photosynthesis and chemosynthesis activity of producer organisms (chiefly, green plants). The rate of primary production is estimated by measuring the amount of oxygen released (oxygen method) or the amount of carbon assimilated by the plant (carbon method).

    Source: US Environmental Protection Agency

    Type: Concept definition

Broader concept

Related concepts

Synonyms

  • primary production (ecology)

In other languages

URI

https://lod.nal.usda.gov/nalt/362

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RDF/XML TURTLE JSON-LD Created 1/19/06, last modified 11/16/18