Managing Colorado Potato Beetle Insecticide Resistance: New Tools and Strategies for the Next Decade of Pest Control in Potato

dc.contributor.authorHuseth, Anders S.en
dc.contributor.authorGroves, Russell L.en
dc.contributor.authorChapman, Scott A.en
dc.contributor.authorAlyokhin, Andreien
dc.contributor.authorKuhar, Thomas P.en
dc.contributor.authorMacRae, Ian V.en
dc.contributor.authorSzendrei, Zsofiaen
dc.contributor.authorNault, Brian A.en
dc.contributor.departmentEntomologyen
dc.date.accessioned2019-05-16T19:11:47Zen
dc.date.available2019-05-16T19:11:47Zen
dc.date.issued2014-12-01en
dc.description.abstractNeonicotinoid insecticides have been the most common management tool for Colorado potato beetle, Leptinotarsa decemlineata (Say), infestations in cultivated potato for nearly 20 yr. The relative ease of applying neonicotinoids at planting coupled with inexpensive, generic neonicotinoid formulations has reduced the incentive for potato growers to transition from these products to other mode of action (MoA) groups for early-season L. decemlineata control. Continuous use of neonicotinoids has resulted in resistant L. decemlineata populations in some production areas of the eastern United States. Continued reliance on neonicotinoids will accelerate L. decemlineata resistance development and result in additional insecticide inputs to manage these populations. Resistance management recommendations for L. decemlineata have focused on rotation of insecticides within the growing season. Growers using at-plant neonicotinoids for early-season L. decemlineata control are encouraged to rotate MoAs for later generations to delay resistance development. Although this short-term insecticide rotation has likely prolonged the utility of neonicotinoid insecticides, reducing reliance on a single MoA soil application at planting will improve the longevity of newer, more reduced-risk alternatives. The objectives of this article are twofold: 1) to provide a review of the current status of L. decemlineata neonicotinoid resistance, and 2) to propose long-term resistance management strategies that arrange reduced-risk MoA groups into several, multiyear sequences that will maximize L. decemlineata control and reduce the probability for resistance development. This recommendation maintains practical and economical approaches for L. decemlineata control, but limits reliance on any single MoA group to minimize selection pressure for resistance development.en
dc.description.notesWe thank cooperating growers for generously providing insecticide application records and allowing us to conduct research on their farms. We also thank the research programs of Jeffrey A. Wyman and R. Keith Chapman for generating L. decemlineata screening data used to determine sustainability improvements of insecticide tools in Wisconsin. We thank the Wisconsin Potato and Vegetable Growers Association (WPVGA) and the New York Empire State Potato Growers Association for continued support of our research efforts. Funding was provided by Wisconsin Potato Industry Board, Distinguished Graduate Student Fellowship 2009 & 2011, R. Keith Chapman and Jeffrey A. Wyman-Wisconsin Distinguished Graduate Fellowship in Vegetable Entomology 2010, and National Potato Council-State Cooperative Potato Research Program FY09-13.en
dc.description.sponsorshipWisconsin Potato Industry Board, Distinguished Graduate Student Fellowship; R. Keith Chapman and Jeffrey A. Wyman-Wisconsin Distinguished Graduate Fellowship in Vegetable Entomology; National Potato Council-State Cooperative Potato Research Program [FY09-13]en
dc.format.mimetypeapplication/pdfen
dc.identifier.doihttps://doi.org/10.1603/IPM14009en
dc.identifier.eissn2155-7470en
dc.identifier.issue4en
dc.identifier.urihttp://hdl.handle.net/10919/89545en
dc.identifier.volume5en
dc.language.isoenen
dc.publisherEntomological Society of Americaen
dc.rightsCreative Commons Attribution-NonCommercial 4.0 Internationalen
dc.rights.urihttp://creativecommons.org/licenses/by-nc/4.0/en
dc.subjectLeptinotarsa decemlineataen
dc.subjectSolanum tuberosumen
dc.subjectinsecticide resistance managementen
dc.subjectreduced-risk insecticidesen
dc.subjectintegrated pest managementen
dc.titleManaging Colorado Potato Beetle Insecticide Resistance: New Tools and Strategies for the Next Decade of Pest Control in Potatoen
dc.title.serialJournal of Integrated Pest Managementen
dc.typeArticle - Refereeden
dc.type.dcmitypeTexten

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