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 145
Nicholas J. Gotelli. Number of predators ( P ) r / a Z Z 9 / B Numbers of victims ( V ) Figure 6.3 The dynamics of predator and victim populations in the Lotka - Volterra model . The vectors indicate the trajectories of the populations ...
Nicholas J. Gotelli. Number of predators ( P ) r / a Z Z 9 / B Numbers of victims ( V ) Figure 6.3 The dynamics of predator and victim populations in the Lotka - Volterra model . The vectors indicate the trajectories of the populations ...
Page 154
... victim car- rying capacity , predator functional response , Allee effects , and a variety of other reasons , the victim isocline may have a hump in the middle ( Rosenzweig and MacArthur 1963 ) , turning downward at both low and high ...
... victim car- rying capacity , predator functional response , Allee effects , and a variety of other reasons , the victim isocline may have a hump in the middle ( Rosenzweig and MacArthur 1963 ) , turning downward at both low and high ...
Page 159
... predator population is limited by factors other than prey density , the predator isocline bends to the right . No matter how large the victim population , the predator population becomes limited when it reaches its own carrying capacity ...
... predator population is limited by factors other than prey density , the predator isocline bends to the right . No matter how large the victim population , the predator population becomes limited when it reaches its own carrying capacity ...
Contents
Logistic Population Growth Expens | 27 |
AgeStructured Population Growth | 55 |
MODEL PRESENTATION AND PREDICTIONS | 90 |
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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