density dependence

Are patterns of density dependence in the Global Population Dynamics Database driven by uncertainty about population abundance?
Ecology Letters (2011) 14: 17–23 Abstract Density dependence in population growth rates is of immense importance to ecological theory …
Jonas Knape, Perry de Valpine
Last updated on Jun 8, 2022
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Likelihood ridges and multimodality in population growth rate models
A central problem in population ecology is to use time series data to estimate the form of density dependence in the per capita growth …
Leo Polansky, Perry de Valpine, James O. Lloyd-Smith, Wayne M. Getz
Last updated on Jun 8, 2022
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Parameter estimation in a generalized discrete-time model of density dependence
Flexible discrete-time per-capita-growth-rate models accommodating a variety of density-dependent relationships offer parsimonious …
Leo Polansky, Perry de Valpine, James O. Lloyd-Smith, Wayne M. Getz
Last updated on Jun 8, 2022
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Field-Scale Roles of Density, Temperature, Nitrogen, and Predation on Aphid Population Dynamics
Robust analyses of noisy, stage-structured, irregularly spaced, field-scale data incorporating multiple sources of variability and …
Perry de Valpine, Jay A. Rosenheim
Last updated on Jun 8, 2022
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Is Spread of Invasive Species Regulated? Using Ecological Theory to Interpret Statistical Analysis
We investigate a recent proposal that invasive species display patterns of spatial “spread regulation” analogous to density-dependent …
Perry de Valpine, Kim Cuddington, Martha F. Hoopes, Julie L. Lockwood
Last updated on Jun 8, 2022
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