University of Missouri, Agricultural Experiment Station View Institution's Website 1 article published in JoVE Biology Bioassays for Monitoring Insecticide Resistance Audra L.E. Miller1, Kelly Tindall1, B. Rogers Leonard2 1Division of Plant Sciences, University of Missouri, Delta Research Center, 2Department of Entomology, Louisiana State University Agricultural Center This manuscript demonstrates and discusses techniques used to survey pesticide susceptibility and detect resistance to contact and systemic pesticides in arthropod pests.