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APPROACHES TO ASSESSING INSECTICIDE EFFICACY IN SPRUCE BUDWORM (LEPIDOPTERA: TORTRICIDAE) CONTROL PROGRAMS
Published online by Cambridge University Press: 31 May 2012
Abstract
Two-sample and four-sample methods of assessing insecticidal control efficacy are explored. Respective indices of survival and mortality including methods of constructing confidence intervals and minimizing bias are discussed. Procedures for determining the number of samples required for specified statistical limits are presented
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- Copyright © Entomological Society of Canada 1975
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