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ESTOCASTICIDADE DEMOGRAFICA [1 record]

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Record 1 2017-11-29

English

Subject field(s)
  • Environmental Management
  • Human Geography
CONT

In small populations, demographic stochasticity will decrease the population growth rate, causing an effect similar to the allee effect which will increase the risk of population extinction.

CONT

Demographic stochasticity results from chance independent events of individual mortality and reproduction, causing random fluctuations in population growth rate, primarily in small populations.

French

Domaine(s)
  • Gestion environnementale
  • Géographie humaine
DEF

Variation aléatoire des variables démographiques telles que les taux de natalité et de mortalité, le sex-ratio et la dispersion, relativement auxquelles certains individus d'une population sont négativement touchés, mais pas d'autres.

CONT

La stochasticité démographique cherche à prendre en compte sans l'étude de l'évolution spatiale et temporelle d'une population, la dimension aléatoire des évènements.

Spanish

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