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  1. Wheat Heading, Flowering, and Head Scab Risk

    https://agcrops.osu.edu/newsletter/corn-newsletter/2025-13/wheat-heading-flowering-and-head-scab-risk

    continue over the next few weeks. These are very important growth stages from the standpoint of disease ... and vomitoxin when applied during Flowering.   Wheat Disease ...

  2. 2024 On-Farm Research Reports are Now Available

    https://agcrops.osu.edu/newsletter/corn-newsletter/2025-13/2024-farm-research-reports-are-now-available

    Fungicide on Corn Yield and Disease Severity Seneca 2024 Effect of Bioreactor Extract on Corn Yield and Soil ...

  3. Vomitoxin in Corn

    https://agcrops.osu.edu/specialization-areas/corn/vomitoxin-corn

    Risk Prediction Tool was released in 2024 with weekly forecast updates provided via the C.O.R.N. ... always consult extension educators and state and field specialist when making disease and mycotoxin ... Maize as Influenced by Hybrid Reaction. Plant Disease. 106:3061-3075. Dalla Lana, F., Madden, L.V., and ...

  4. Ohio Commercial Pesticide Applicator License Study Guides

    https://extension.osu.edu/extension-publishing/ohio-commercial-pesticide-applicator-license-study-guides

    seed for the control of insects and disease organisms. Includes information on labeling and inspection ... to control insects and diseases of exterior ornamental plants and trees, and weeds of exterior ... the application of pesticides to control insects, diseases, and weeds of indoor ornamental plants in ...

  5. Lep Monitoring Network – Black Cutworm and True Armyworm Update # 4

    https://agcrops.osu.edu/newsletter/corn-newsletter/2025-14/lep-monitoring-network-%E2%80%93-black-cutworm-and-true-armyworm-update-4

    We are in our fourth week of monitoring for black cutworm (BCW) and true armyworm (AMW) across Ohio. We had some warm days over the past week and our moth numbers are still high in a number of counties, with the majority of high numbers in the northwest p ...

  6. Alfalfa Weevil Update

    https://agcrops.osu.edu/newsletter/corn-newsletter/2025-14/alfalfa-weevil-update

    Alfalfa weevils are currently mainly in their larger larval stages or beginning the process of pupation, transitioning to their adult forms. The growing degree days (GDD) took a leap from last week, putting much of the state above the window for peak dama ...

  7. Apple of Peru (Nicandra phyhsalodes)

    https://pested.osu.edu/node/396

    flower, 1–1½" across when fully open. Fruit: A Green-brown berry develop inside lantern-shaped, papery bladder ... that turns brown as it matures.   The problem is…. a prolific seed producer. Large, persistent ...

  8. Lep Monitoring Network – Black Cutworm and True Armyworm Update # 1

    https://agcrops.osu.edu/newsletter/corn-newsletter/2025-11/lep-monitoring-network-%E2%80%93-black-cutworm-and-true-armyworm-update-1

    Huron, Lorain, Van Wert and Wood (Figure 1). Some information on BCW: The moths are dark brown to black ... Henry, Lucas, Putnam, and Van Wert. Adult AMW are tan to reddish brown and have a single white mark in ...

  9. Heart-podded hoary cress (Lepidium draba sub. Draba)

    https://pested.osu.edu/node/422

    Flat-topped clusters of tiny white flowers Fruit: Seed pods are somewhat heart-shaped, brown, and hairless Root: ...

  10. Grapevines, uncultivated & in groups > 100 (Vitus spp.)

    https://pested.osu.edu/node/400

    toothed margins, 4-6" in length. Stem: Green and smooth in young plants, but later becomes brown and ...

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