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(4 classifications) (54 resources)

Ecological Core Concepts -- Populations

Discipline Specific Core Concepts Classifications
Density and distribution (42)
Genetic and phenotypic diversity (18)
Life history traits and reproduction (21)
Population growth and regulation (49)

Resources
View Resource Population Growth: Experimental Models Using Duckweed (Lemna spp.)

Experiment 1, "Dynamics of population growth: exponential and logistic growth" examines continuous population growth by growing duckweeds (Lemna spp.) Experiment 2, "Resource limitation and population growth" examines the conditions that result in maximum population growth of Lemna by manipulating the resources that limit growth including nutrients, light, and surface area. Experiment 3,...

 

Publisher: EcoEd Digital Library

View Resource Cemetery Demography

This laboratory exercise examines the changes in human demographic patterns by visiting a local cemetery, collecting data recorded on tombstones, and producing a graphical representation of survivorship.

 

Publisher: EcoEd Digital Library

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View Resource Foraging and Flocking Behavior

In this laboratory exercise, the following issues are examined: 1) why neither predators nor prey go extinct when there is a long period of nonrenewal of the prey population 2) the effects of habitat on foraging speed 3) the advantages foragers can gain from experience in foraging 4) the advantage of exclusive use of an area for foragers 5) the effects of food density on foraging speed 6) the...

 

Publisher: EcoEd Digital Library

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