## 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 59

We will use the data in Table 3.1 to illustrate all the calculations necessary for a

typical

not reproduce. One-year-olds produce an average of 2 offspring, two-year-olds ...

We will use the data in Table 3.1 to illustrate all the calculations necessary for a

typical

**life**-**table**analysis. If you look at the b(x) column, you see that newborns donot reproduce. One-year-olds produce an average of 2 offspring, two-year-olds ...

Page 80

Empirical Examples

demographic study of the Uinta ground squirrel (Spermophilus armatus)

demonstrates the importance of

growth (Slade ...

Empirical Examples

**LIFE TABLES**FOR GROUND SQUIRRELS A long-termdemographic study of the Uinta ground squirrel (Spermophilus armatus)

demonstrates the importance of

**life**-**table**analysis in understanding populationgrowth (Slade ...

Page 86

Plot the logarithm (base 10) of squirrel survivorship for the pre- and postreduction

populations (Table 3.5). ... Here is a set of hypothetical

population of snails: Age in years (x) S(x) b(x) 0 500 0.0 1 400 2.5 2 40 3.0 3 0

0.0 a.

Plot the logarithm (base 10) of squirrel survivorship for the pre- and postreduction

populations (Table 3.5). ... Here is a set of hypothetical

**life**-**table**data for apopulation of snails: Age in years (x) S(x) b(x) 0 500 0.0 1 400 2.5 2 40 3.0 3 0

0.0 a.

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#### LibraryThing Review

User Review - dougb56586 - LibraryThingThis is a very good introduction to the mathematical models used in population dynamics. The author begins with a simple exponential model of population growth, gradually extends the model to account ... Read full review

### Contents

Logistic Population Growth | 27 |

AgeStructured Population Growth | 56 |

Metapopulation Dynamics | 91 |

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### Common terms and phrases

abundance age class age structure Allee effect allenbyi ascidian assumptions axis birth and death birth rate calculate carrying capacity Chapter coexistence colonization competition competitors constant death rate decrease density-dependent depends ecology environmental stochasticity Euler equation example exponential growth Expression extinction rate Figure fluctuations functional response go extinct habitat immigration rate interspecific competition isocline of species iteroparous K-selection large islands Leslie matrix life-table logistic growth logistic model Lotka–Volterra model MacArthur—Wilson model mathematical maximum metapopulation metapopulation models number of individuals number of species Number of victims offspring oligochaetes parasite passive sampling model patches persist population cycles population density population growth rate population sizes predator and victim predator isocline predator population primer propagule pyramidum rate of increase red grouse represents reproductive value rescue effect schedule simple source pool species richness species—area relationship state-space graph survivorship survivorship curve tion turnover ulation victim density victim isocline victim population zero