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Effects of Selected Insecticides Against Alfalfa Weevil Infesting Alfalfa, 2022

Effects of Selected Insecticides Against Alfalfa Weevil Infesting Alfalfa, 2022 Arthropod Management T ests, 48(1), 2023, 1–2 https://doi.org/10.1093/amt/tsad006 Section F: Field & Cereal Crops Alfalfa: Medicago sativa (L.), ‘Hübner 4R418 Roundup Ready®’ Effects of Selected Insecticides Against Alfalfa Weevil Infesting Alfalfa, 2022 1,2, 1, 1, Kyle Bekelja, Kelly McIntyre, and Thomas Kuhar 1 2 Department of Entomology, Virginia Tech, Blacksburg, VA 24061, USA, Corresponding author, e-mail: kbekelja@vt.edu Section Editor: Whitney Crow Alfalfa Weevil: Hypera postica (Gyllenhal) The impact of selected insecticides against alfalfa weevil (AW) was Plots were harvested on 17 May (36 DAT) by cutting a 24-inch wide evaluated in alfalfa fields in Blacksburg, Virginia, in 2022. Alfalfa by 20 ft long (0.000918 acres) section down the center of each plot seed (Hubner 4R418) was planted in 2018 May. Treatments were using a gasoline-powered hedge trimmer (Husqvarna®, Stockholm, replicated four times in an RCB. Plots were 20 ft long by 6 ft wide. Sweden), then gathering cut alfalfa and weighing it to the nearest 0.2 Foliar insecticides were applied at 40 PSI using a CO backpack lb. Data were analyzed using ANOVA procedures; data were trans- sprayer with a 4-nozzle boom and D3 tips. Foliar applications oc- formed to meet normality assumptions where appropriate using a curred on 11 Apr. Treatments included http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Arthropod Management Tests Oxford University Press

Effects of Selected Insecticides Against Alfalfa Weevil Infesting Alfalfa, 2022

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Publisher
Oxford University Press
Copyright
© The Author(s) 2023. Published by Oxford University Press on behalf of Entomological Society of America.
eISSN
2155-9856
DOI
10.1093/amt/tsad006
Publisher site
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Abstract

Arthropod Management T ests, 48(1), 2023, 1–2 https://doi.org/10.1093/amt/tsad006 Section F: Field & Cereal Crops Alfalfa: Medicago sativa (L.), ‘Hübner 4R418 Roundup Ready®’ Effects of Selected Insecticides Against Alfalfa Weevil Infesting Alfalfa, 2022 1,2, 1, 1, Kyle Bekelja, Kelly McIntyre, and Thomas Kuhar 1 2 Department of Entomology, Virginia Tech, Blacksburg, VA 24061, USA, Corresponding author, e-mail: kbekelja@vt.edu Section Editor: Whitney Crow Alfalfa Weevil: Hypera postica (Gyllenhal) The impact of selected insecticides against alfalfa weevil (AW) was Plots were harvested on 17 May (36 DAT) by cutting a 24-inch wide evaluated in alfalfa fields in Blacksburg, Virginia, in 2022. Alfalfa by 20 ft long (0.000918 acres) section down the center of each plot seed (Hubner 4R418) was planted in 2018 May. Treatments were using a gasoline-powered hedge trimmer (Husqvarna®, Stockholm, replicated four times in an RCB. Plots were 20 ft long by 6 ft wide. Sweden), then gathering cut alfalfa and weighing it to the nearest 0.2 Foliar insecticides were applied at 40 PSI using a CO backpack lb. Data were analyzed using ANOVA procedures; data were trans- sprayer with a 4-nozzle boom and D3 tips. Foliar applications oc- formed to meet normality assumptions where appropriate using a curred on 11 Apr. Treatments included

Journal

Arthropod Management Tests – Oxford University Press

Published: Feb 11, 2023

Keywords: Alfalfa Weevil: Hypera postica (Gyllenhal); isocycloseram; zeta-cypermethrin; cyclapryn

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