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Therefore, this chapter will review some of the basic elements of eil theory, consider the current status of bioeconomics research, and explore some of the traditional, as well as advanced, modes of … The economic threshold (sometimes called an action threshold) is the pest density (number of pests per unit area) at which control efforts are triggered to prevent pest populations from reaching the … Economic threshold • the economic threshold (et) differs from the eil in that it is a practical or operational rule, rather than a theoretical one.
Defined the et as the population density … Threshold levels are based on field observations and local experience. These thresholds are usually expressed as the number of pests, their growth stages, or the extent of damage that can be tolerated …
