Allee's principle

Allee's principle

[a′lēz ‚prin·sə·bəl]
(genetics)
The concept of an intermediate optimal population density by which groups of organisms often flourish best if neither too few nor too many individuals are present.
References in periodicals archive ?
Odum was referring to "Allee's principle" as the concept that "undercrowding (or lack of aggregation) may be limiting" (see [16]).