Question

In pest management, the mathematical relationship where the Economic Threshold Level (ET

  • L is always set lower than the Economic Injury Level (EI
  • L is based on the principle that?
A EIL accounts for environmental damage, while ETL does not
B Control actions take time to implement and take effect, so action must precede injury
C ETL is calculated for adult insects, while EIL is for larvae
D EIL includes the cost of control, whereas ETL excludes it
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