An Hypothesis to Explain the Incidence of Monophagy

著者: Richard Levins, Robert H. MacArthur - Ecology 1969 被引用: 276

An insect's choice of food plant is assumed to be based on a simple decision rule that maximizes the expected production of offspring. Monphagy or polyphagy may be favored, depending on the proportion of an extended diet that would be unsuitable if chosen, versus the difficulty in finding the most suitable food.