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NAL Agricultural Thesaurus
U.S. Department of Agriculture

Concept Breadcrumbs

Research, Technology, Methods > breeding > breeding methods > crossing > hybridization > introgression
Fields of Study > physiology > reproduction > sexual reproduction > breeding > breeding methods > crossing > hybridization > introgression
Preferred Term:

introgression

Definition:
The incorporation of genes of one species, which is not completely reproductively isolated, into the gene pool of another by interspecific hybridization and backcrossing to the parental species. Natural introgression is rare and hybrids are less well adapted than the parental species.
Concept Schemes:
NALT Core
Broader Concept:
hybridization
Related Concepts:
Entry Terms:
  • genetic introgression
  • introgressive hybridization
  • introgressive hybridisation
URI:
https://lod.nal.usda.gov/nalt/46234
Download this Concept:
RDF/XMLCreated 2006-01-19, last modified 2020-05-04
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