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NAL Agricultural Thesaurus
U.S. Department of Agriculture

Concept Breadcrumbs

Fields of Study > environment > environmental factors > photoperiod
Natural Resources, Conservation, Environment > environment > environmental factors > photoperiod
Preferred Term:

photoperiod

Concept Schemes:
NALT Core
NALT Full
Broader Concept:
environmental factors
Narrower Concepts:
Related Concepts:
Entry Terms:
  • light regime
  • light cycle
  • day length
  • dark-light cycle
  • daylength
  • light-dark cycle
  • daylight cycle
URI:
https://lod.nal.usda.gov/nalt/31841
Download this Concept:
RDF/XMLCreated 2006-01-19, last modified 2017-08-11
Exactly Matching Concepts: