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 29
... Allee effect ( Allee et al . 1949 ) is usually important when the population is small , and may generate a critical minimum popula- tion size , below which extinction occurs ( see Problem 2.3 ) . But as the popu- lation grows , we ...
... Allee effect ( Allee et al . 1949 ) is usually important when the population is small , and may generate a critical minimum popula- tion size , below which extinction occurs ( see Problem 2.3 ) . But as the popu- lation grows , we ...
Page 47
... Allee effect , as recruitment is also decreased at sites with very low abundance . ( After Svane 1984. ) reached ( Figure 2.13b ) . Possible explanations for this Allee effect include the behavioral attraction of larvae to established ...
... Allee effect , as recruitment is also decreased at sites with very low abundance . ( After Svane 1984. ) reached ( Figure 2.13b ) . Possible explanations for this Allee effect include the behavioral attraction of larvae to established ...
Page 154
... Allee effect ( see Chapter 2 ) for the prey population . If larger prey populations are more effective at ... Allee effects , and a variety of other reasons , the victim isocline may have a hump in the middle ( Rosenzweig and MacArthur ...
... Allee effect ( see Chapter 2 ) for the prey population . If larger prey populations are more effective at ... Allee effects , and a variety of other reasons , the victim isocline may have a hump in the middle ( Rosenzweig and MacArthur ...
Contents
Logistic Population Growth Expens | 27 |
AgeStructured Population Growth | 55 |
MODEL PRESENTATION AND PREDICTIONS | 90 |
Copyright | |
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Common terms and phrases
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