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 32
... Logistic growth curve . The graph of N versus time increases in a charac- teristic S - shaped fashion when the population begins below carrying capacity . Above carrying capacity , the curve ... LOGISTIC POPULATION GROWTH MODEL ASSUMPTIONS.
... Logistic growth curve . The graph of N versus time increases in a charac- teristic S - shaped fashion when the population begins below carrying capacity . Above carrying capacity , the curve ... LOGISTIC POPULATION GROWTH MODEL ASSUMPTIONS.
Page 113
... logistic equation ( Equation 2.1 ) is a model of intraspecific competition because the growth rate diminishes as the population becomes more crowd- ed . Interspecific competition is competition between individuals of two or more ...
... logistic equation ( Equation 2.1 ) is a model of intraspecific competition because the growth rate diminishes as the population becomes more crowd- ed . Interspecific competition is competition between individuals of two or more ...
Page 202
... model , 78 , 79 Cows , doubling time , 8-9 Curves immigration and extinction , 176–177 , 181-182 , 189-190 survivorship , 61–62 , 76 Cycles in carrying capacity , 40-42 hare - lynx populations , 161–162 in logistic growth model , 37-39 ...
... model , 78 , 79 Cows , doubling time , 8-9 Curves immigration and extinction , 176–177 , 181-182 , 189-190 survivorship , 61–62 , 76 Cycles in carrying capacity , 40-42 hare - lynx populations , 161–162 in logistic growth model , 37-39 ...
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