Ambrosia beetles, particularly invasive species within the tribe Xyleborini, such as (Blandford, 1894), pose significant threats to various ecosystems and managed habitats worldwide. Monitoring these invaders is vital for effective pest management, typically accomplished through ethanol-baited traps. We compared trap efficacy using denatured ethanol versus absolute ethanol in orchards, tree nurseries, and lumber yards in northeastern Ohio, USA, finding that absolute ethanol traps captured significantly more . Analysis revealed acetone, ethanol, and methyl isobutyl ketone in the denatured ethanol, likely impacting trap efficacy. Our study underscores the importance of using pure denatured ethanol without acetone for effective monitoring, especially for . Exotic xyleborines dominated trap captures across various habitats, emphasizing the need for tailored pest management strategies. Further research is warranted to explore the chemical ecology of ambrosia beetles and the influence of ethanol impurities on trap effectiveness.
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http://dx.doi.org/10.3390/insects15060408 | DOI Listing |
J Econ Entomol
January 2025
Department of Entomology, University of Georgia, Griffin, GA, USA.
Xylosandrus crassiusculus Motschulsky and Xylosandrus germanus Blandford are serious ambrosia beetle pests in ornamental nurseries. Three ethanol baits, AgBio low release (LR), AgBio high release (HR), and Trécé are commercially available for use in bottle traps to determine flight activity of adult Xylosandrus spp. However, release patterns of ethanol from these baits under varying temperatures and captures of Xylosandrus spp.
View Article and Find Full Text PDFJ Econ Entomol
December 2024
Department of Agronomy, Food, Natural Resources, Animals and Environment (DAFNAE), University of Padova, Viale dell'Università, Legnaro (PD), Italy.
Ambrosia beetles (Curculionidae: Scolytinae and Platypodinae) are fungus-farming woodborers that can cause damage to the trees they colonize. Some of these beetles target stressed plants that emit ethanol, and management strategies have proposed using ethanol-injected trees as trap trees to monitor or divert dispersing adult females away from valuable crops. In this study, we used container-grown trees from 8 species to compare the effect of ethanol injection versus flooding on ambrosia beetle host selection and colonization success.
View Article and Find Full Text PDFZootaxa
October 2024
Shanghai Academy of Landscape Architecture Science and Planning; Key Laboratory of National Forestry and Grassland Administration on Ecological Landscaping of Challenging Urban Sites; Shanghai 200232; China.
Two new species of ambrosia beetles Xylosandrus Reitter, 1913 (Scolytinae: Xyleborini), Xylosandrus luokengensis Lin & Gao sp. nov. and Xylosandrus nanlingensis Lin & Gao sp.
View Article and Find Full Text PDFAmbrosia beetles (Coleoptera: Curculionidae: Scolytinae) are among the most devastating pests of orchards, nurseries, and forest ecosystems. Anisandrus maiche (Kurentzov) has been regularly captured in ethanol-baited traps along woody edges of apple (Malus domestica (Suckow) Borkh.) orchards in western New York alongside a known apple pest, Xylosandrus germanus (Blandford).
View Article and Find Full Text PDFEnter search terms and have AI summaries delivered each week - change queries or unsubscribe any time!