Parameters of insect population levels

Question 1

is the average density of a population over a long period of time. Without changes in the environment, the population density fluctuates around this level.

Answer 1

The General Equilibrium Position (GEP)

Question 2

is the lowest population density that will cause economic damage. It provides sufficient time for control measures to be implemented before the population reaches the Economic Injury Level

Answer 2

The Economic Threshold Level (ETL)

Question 3

is the population density at which economic damage occurs. Control measures should be implemented to prevent the population from reaching this level.

Answer 3

The Economic Injury Level (EIL)