Nova Workshop2015: Insecticide

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This is an extension of the Lotka-Volterra that was discussed and created in the 2015 Nova Workshop at Oberlin College.

About this model

This model looks at the rates of predator and prey with the use of insecticides.

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Prey Stock and Flow

This is the code within the Births and predation Flow for the prey Stock.


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This uses the v(n, ta, g function that is defined in the Programming Window in the top-left corner of Nova. This function is described below.


Predator Stock and Flow

This is the code within the eating and death Flow for the predator Stock.

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This uses the v(n, ta, g function that is defined in the Programming Window in the top-left corner of Nova. This function is described below.

The v(n,ta,g) function

The v(n, ta, g) function within the Programming Window (top-left of Nova) is used in both the prey and predator Stock and Flows.

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Tables and Graphs

We can set the Tables and Graphs by right-clicking and going to the Properties section for each. Drag variables to the right side of the >>> arrows that you would like to show in the Table(s) and Graph(s).

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