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  1. Foliar Diseases and Fungicide Decisions in Corn

    https://agcrops.osu.edu/newsletter/corn-newsletter/23-2021/foliar-diseases-and-fungicide-decisions-corn

    This July has been one of the wettest on record, and with the extra moisture, comes concerns about ... reported in some fields, well before tasseling in some cases. Such early disease development could impact ... by wet conditions. Although grain prices may be high enough to justify a fungicide application, it is ...

  2. Soybean Defoliation: It Takes a lot to Really Matter!

    https://agcrops.osu.edu/newsletter/corn-newsletter/22-2021/soybean-defoliation-it-takes-lot-really-matter

    The mid-season defoliators are beginning to show up in soybean fields across Ohio. These ... fields to assess levels of damage, it is important not to let one’s eye and mind over estimate what is ... the tops of plants producing a startling appearance that easily catches one’s eye standing at the edge ...

  3. To Spray or Not to Spray…Foliar Products at R3

    https://agcrops.osu.edu/newsletter/corn-newsletter/23-2021/spray-or-not-spray%E2%80%A6foliar-products-r3

    economic levels of defoliation here in Ohio.” (Click here to read the entire article: https ... long (but less than 3/4 inch long) at one of the four uppermost nodes on the main stem with a fully ... developed trifoliolate leaf. A leaf is fully developed, and the node is counted, when the trifoliolate leaf ...

  4. Tar Spot Showing Early this Year: a Note on Diagnosis

    https://agcrops.osu.edu/newsletter/corn-newsletter/22-2021/tar-spot-showing-early-year-note-diagnosis

    I have so far only received one confirmed report of Tar Spot in the state, but the fact that the ... usually shows up as raised, black spots, primarily on the leaf blast. The size of the spots may vary, but ... highest when it develops and spreads before tasseling (VT) on susceptible hybrids. Warm, wet, and humid ...

  5. Blackpatch of Forage Legumes and Slaframine Intoxication

    https://agcrops.osu.edu/newsletter/corn-newsletter/24-2021/blackpatch-forage-legumes-and-slaframine-intoxication

    intertwined filaments cover the entire stem and may also be found in blighted flower heads.  Seeds developing ... slobbers. One of the causes of excessive salivation in horses is a fungal disease of clover, commonly ... exceed 80F with humid/wet conditions, like we have been experiencing in Ohio. Here we are re-running an ...

  6. How to Distinguish Flooding Injury from Phytophthora or Pythium Root Rot in Soybeans

    https://agcrops.osu.edu/newsletter/corn-newsletter/23-2021/how-distinguish-flooding-injury-phytophthora-or-pythium-root-rot

    (Figure 2) will develop, the plants will turn yellow, wilt and die. Cultivars with low ratings may lose as ... Flooding injury occurs when soils are saturated for several days and anoxia develops.  The roots ... plants become infected with one of more of the watermolds – the roots will turn tan to dark brown and ...

  7. In the Weeds: Legal Approaches to Dealing With Noxious Weeds on Farmland

    https://agnr.osu.edu/events/weeds-legal-approaches-dealing-noxious-weeds-farmland

    at 12 p.m. EDT/11 a.m. CDT, and will provide an overview of legal approaches to dealing with noxious ... may contribute to increased occurrences of noxious weed problems on farm and ranch lands, such as ... changes that may be necessary to adapt to evolving noxious weed issues. Lastly, this webinar will ...

  8. In the Weeds: Legal Approaches to Dealing With Noxious Weeds on Farmland

    https://agnr.osu.edu/news/weeds-legal-approaches-dealing-noxious-weeds-farmland

    at 12 p.m. EDT/11 a.m. CDT, and will provide an overview of legal approaches to dealing with noxious ... may contribute to increased occurrences of noxious weed problems on farm and ranch lands, such as ... changes that may be necessary to adapt to evolving noxious weed issues. Lastly, this webinar will ...

  9. Urban Landscape Pest Management Online Webinar

    https://agnr.osu.edu/events/urban-landscape-pest-management-online-webinar

    If you do not have a current pesticide license, please visit our  New Applicator page.You need to ... attend the entire day to meet the five hours required for an Ohio commercial license. Ohio Commercial ... Pesticide Recertification Credits Offered (5 hours total): Core (one hour) 3A- Aquatic 4A- Forestry 5- ...

  10. Farm Office Live!

    https://agnr.osu.edu/events/farm-office-live-9

    Join the Farm Office Live team to get the latest outlook and updates on ag law, farm management, ...

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