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Allee effect (Rev #3, changes)

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the Wikipedia article:

The Allee effect is a phenomenon in biology characterized by a positive correlation between population density and the per capita population growth rate in very small populations.population growth rate in very small populations.

Marthematical formilation

Here it is seen in the form of an extra term in the logistics equation: dxdt=rK(Kx)x(ax){d x \over d t} = {r\over K} (K-x) x (a-x) where aa is the Allee extinction threshold.


Allee effect, Wikipedia

category: ecology