A Primer of EcologyWith the aim of teaching students the essential models in population and community ecology, this book explains in detail the basic concepts of exponential and logistic population growth, age-structured demography, metapopulation dynamics, competition, predation and island biogeography. |
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Page 143
... number of victims ( ◊ ) . The greater the death rate of the predators ( q ) , the more victims needed to keep the predator population from declining . Conversely , the greater the con- version efficiency of predators ( B ) , the fewer ...
... number of victims ( ◊ ) . The greater the death rate of the predators ( q ) , the more victims needed to keep the predator population from declining . Conversely , the greater the con- version efficiency of predators ( B ) , the fewer ...
Page 144
... Number of victims ( V ) Figure 6.2 The predator isocline in state space . The Lotka - Volterra predation model predicts a critical number of victims ( q / B ) that controls the predator population . If there are fewer victims than this ...
... Number of victims ( V ) Figure 6.2 The predator isocline in state space . The Lotka - Volterra predation model predicts a critical number of victims ( q / B ) that controls the predator population . If there are fewer victims than this ...
Page 156
Nicholas J. Gotelli. Number of predators ( P ) K K ' Number of victims ( V ) Figure 6.11 The paradox of enrichment . If the victim population has its carrying capacity enhanced from K to K ' , the system moves from a stable equilibrium ...
Nicholas J. Gotelli. Number of predators ( P ) K K ' Number of victims ( V ) Figure 6.11 The paradox of enrichment . If the victim population has its carrying capacity enhanced from K to K ' , the system moves from a stable equilibrium ...
Contents
Logistic Population Growth Expens | 27 |
AgeStructured Population Growth | 55 |
MODEL PRESENTATION AND PREDICTIONS | 90 |
Copyright | |
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abundance age class age structure Allee effect allenbyi assumptions axis birth and death birth rate calculate carrying capacity Chapter coexistence colonization competition competitors constant death rate decrease density-dependent depends E. O. Wilson ecology Euler equation example exponential growth Expression extinction rate Figure fluctuations functional response habitat immigration rate interspecific competition isocline of species iteroparous K-selection K₁ K₂ large islands Leslie matrix logarithmic logistic growth logistic model Lotka-Volterra equations Lotka-Volterra model MacArthur-Wilson model mathematical maximum metapopulation metapopulation models N₁ N₂ number of individuals Number of predators number of species Number of victims offspring parasite passive sampling model patches persist population cycles population growth rate population sizes predator and victim predator isocline predator population primer rate of increase red grouse represents reproductive value rescue effect schedule source pool species richness species-area relationship survivorship survivorship curve tion turnover ulation victim density victim isocline victim population zero