Population Persistence Times

Persistence times (generations) in the annual plant Cardamine pensylvanica in four experimental populations (treatment).

Usage

PlantPersistence

Format

A data frame with 16 observations on the following 2 variables.

generations

a numeric vector

treatment

a factor with levels: Isolated, Medium, Long, and Continuous

Source

Molofsky, J. and J.-B. Ferdy. 2005. Extinction dynamics in experimental metapopulations. Proceedings of the National Academy of Sciences (USA) 102: 3726-3731.

Examples

xyplot(generations~treatment, PlantPersistence)