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Entomology

Department of Entomology

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  1. Diagnostic Workshop: What's Wrong With My Tree?

    https://agnr.osu.edu/events/diagnostic-workshop-whats-wrong-my-tree

    North America’s hardwood forests. Its telltale bark is smooth and gray. Its dead autumn leaves, which ... flowering dogwoods, thousand cankers disease in walnuts, the Asian long-horned beetle and the spotted ...

  2. Threat of Corn Flea Beetle, Stewart’s Bacterial Wilt Negligible in Ohio this Spring

    https://cfaes.osu.edu/news/articles/threat-corn-flea-beetle-stewart%E2%80%99s-bacterial-wilt-negligible-in-ohio-spring

    that’s come from the unusually harsh season – a lessened chance for corn flea beetle infestation for Ohio ... numbers of corn flea beetle thanks to the arctic cold temperatures and conditions experienced this winter, ... Sciences. Corn flea beetle, which targets corn through the spread of the bacterium that causes ...

  3. Fragrant Madagascan Plant Holds Promise as a Mosquito Fighter

    https://cfaes.osu.edu/news/articles/fragrant-madagascan-plant-holds-promise-mosquito-fighter

    a traditional medicinal plant found only in Madagascar. Peter Piermarini and Liva Rakotondraibe said a bark ... said, showing a piece of the bark. “It has a black pepper-like scent.” Piermarini is an expert on the ... main carrier For their study, the scientists tested the mandravasarotra bark extract on Aedes aegypti, ...

  4. The Tree Course- Trees of the Great Eastern Forest- Field Recognition

    https://ocvn.osu.edu/events/tree-course-trees-great-eastern-forest-field-recognition

    in hand, and by the bark when a tree’s leaves are too high in the canopy to clearly see. Topics of ...

  5. Vomitoxin in Corn Grain Bins

    https://agsafety.osu.edu/newsletter/ag-safety-stat/safety-through-seasons-2021/vomitoxin-corn-grain-bins

    information on respirators for farm use, consult the OSU Extension Factsheet: Dust and Mold, AEX 892.2.11,  ... https://ohioline.osu.edu/factsheet/aex-892211. Mark Badertscher, ANR Educator Hardin County, can be reached at 419-767-6037 or ...

  6. Past Events

    https://greene.osu.edu/events/past-events-0

    It is always disheartening to see a prized conifer (pine, spruce, fir, etc.) turning brown, loosing ...

  7. COVID-19 Resources for Farmers

    https://agsafety.osu.edu/program-areas/covid-19-resources-farmers

    https://www.youtube.com/watch?v=0jU1vzNMdkk Information on How to Deal with the Coronavirus (COVID-19) for Dairy Workers Factsheet ...   http://umash.umn.edu/wp-content/uploads/2020/03/Factsheet_Coronavirus_2019_Spanish.pdf   Migrant Clinicians Network Agricultural Workers and COVID-19: Frequently Asked Questions  https ...

  8. NEW: Small Farm and Garden Safety Series Factsheets

    https://agsafety.osu.edu/newsletter/ag-safety-stat/june-2017/announcements/new-small-farm-and-garden-safety-series-factsheets

    A new series of factsheets was developed specifically for the small farmers, community gardens, ... chores.Book mark this page to see the complete list of 39 factsheets, as opposed to searching for each ... http://ohioline.osu.edu/tags/small-farm-and-garden-safety-series   Looking for more factsheets on safety and health? Here’s a link to all tailgate training ...

  9. Late Planting Increases Need to Scout for Pests

    https://cfaes.osu.edu/news/articles/late-planting-increases-need-scout-for-pests

    addition to cereal leaf beetle, alfalfa weevil and black cutworm, crop growers need to be on the lookout ... for Asiatic garden beetle grubs, which are especially aggressive in their feeding habit, said Ohio ... beetle grubs that have caused stand losses in corn fields in Tuscarawas County, which is much further ...

  10. OSU Expert: Cereal Leaf Beetle Populations on the Rise; Growers Need to Scout, May Need to Spray

    https://cfaes.osu.edu/news/articles/osu-expert-cereal-leaf-beetle-populations-the-rise-growers-need-scout-may-need-spray

    beetle in numbers that could cause economic losses in grain, according to an entomologist from Ohio State ... beetles in their fields along with larvae in large enough populations to potentially cause losses of up to ... now, we want to make sure that we’re not letting the cereal leaf beetle problem go above one larva per ...

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