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  1. Spider Mites and Their Control

    https://ohioline.osu.edu/factsheet/HYG-2012-11

    HYG-2012 09/20/2011 David J. Shetlar, Department of Entomology, Ohio State University Extension ...

  2. Aphids on Trees and Shrubs

    https://ohioline.osu.edu/factsheet/HYG-2031-10

    HYG-2031 10/19/2011 David J. Shetlar, Department of Entomology, Ohio State University Extension ...

  3. Black Vine Weevil (and Other Root Weevils)

    https://ohioline.osu.edu/factsheet/ENT-49

    ENT-49 04/20/2015 David J. Shetlar and Jennifer E. Andon, Department of Entomology The black vine ...

  4. Lunch & Learn and Happy Hour Webinar Series

    https://mastergardener.osu.edu/lnlhh

    Recording Wednesday, February 10 4-5 PM Common Pests of Roses Dr. Dave Shetlar, Professor Emeritus, ... Department of Entomology, The Ohio State University Bio Dr. David Shetlar   is a Professor Emeritus of Urban ...

  5. Slugs and Their Management in Landscapes

    https://ohioline.osu.edu/factsheet/hyg-2010

    recommendations. This fact sheet was originally written by  David J. Shetlar Ph.D., Professor Emeritus, Department ...

  6. Dr. Curtis E Young

    https://vanwert.osu.edu/people/dr-curtis-e-young

    Titchenell, M, Apsley, D, Shetlar, D, and Young, CE, "Ohio Christmas Tree Producers Manual". ...

  7. Ground Beetles

    https://ohioline.osu.edu/factsheet/HYG-2102-10

    HYG-2102 10/19/2011 David J. Shetlar, Department of Entomology, Ohio State University Extension ...

  8. Mystery Bugs and Bites

    https://ohioline.osu.edu/factsheet/ent-66

    ENT-66 08/11/2015 David J. Shetlar, Department of Entomology Jennifer E. Andon, Department of ...

  9. Boxelder Bugs and Leaf-footed Bugs

    https://ohioline.osu.edu/factsheet/HYG-2106

    HYG-2106 03/09/2010 David J. Shetlar, Department of Entomology, Ohio State University Extension ...

  10. 2023 Annual Summary

    https://extension.osu.edu/extension-publishing/activity/2023-annual-summary

    Exemption Rules  (2012); Chris Bruynis;  15,203 Giant Caterpillars  (2011); David Shetlar and Barb ...

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