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Pest Control Glossary

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LD50: the dose of an Active
taken orally or absorbed by the epidermis which is expected to
be fatal for 50% of test animals during treatment. I.e. if a chemical has a
LD50 of 20mg/kg then it is more toxic than a chemical with an LD50 of 50mg/kg

Larva, Larvae: a reference to the immature stage found in
between the egg and pupa of insects undergoing complete metamorphosis

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