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Constant Effort Harvesting. At a given level of effort, it is reasonable to assume that the rate at which fish are caught depends on the population
This equation is known as the Schaefer model after the biologist M. B. Schaefer, who applied it to fish populations.
(a) Show that if
(b) Show that
(c) A sustainable yield
(d) Determine
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Differential Equations: An Introduction to Modern Methods and Applications
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