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  1. Pink Snow Mold and Red Thread Update

    https://turfdisease.osu.edu/news/pink-snow-mold-and-red-thread-update

    J. W. Rimelspach, Turf Pathology Program Specialist Pink Snow Mold Two fungal diseases have been ... patches of grass, often several inches across, will have brown collapsed leafs (see figures 1 and 2). If ... may be slow until there are adequate warm temperatures for turf growth. Red Thread The other disease ...

  2. Erik Ohlson

    https://plantpath.osu.edu/our-people/erik-ohlson

    Maize lethal necrosis: Impact and disease management. Outlooks on Pest Management 33:45-51. Gentzel, ... Quantitative trait loci analysis of brown blotch resistance in cowpea variety KN1. Molecular Breeding 38:110. ... Improving resistance to key disease constraints in West Africa. Horticulture and Crop Science Autumn Seminar ...

  3. Red Thread and Leaf Spot are Active!

    https://turfdisease.osu.edu/news/red-thread-and-leaf-spot-are-active-0

    long periods of wet turf. The disease is more prevalent in spring and fall but can occur in any season. ... brown or straw colored. This is referred to as the melting-out phase of the disease. Severe melting-out ... can result in irregular patches of dead turf. Damaged lawns often appear "thin" or uneven ...

  4. Practical Experiences in Plant Health: Insects & Diseases of Plants

    https://plantpath.osu.edu/courses/plntpth-5060

    PLNTPTH 5060 Plants can be attacked by a multitude of pathogens and insects. Each plant within a production region has documented pests that can negatively impact plant health. Environment and production practices can influence the outcome of interactions ...

  5. Waitea Patch...again!

    https://turfdisease.osu.edu/news/waitea-patchagain

    It appears that there is now a second occurrence of Brown Ring Patch / Waitea Patch (Waitea ...

  6. Red Thread and Leaf Spot are Active!

    https://turfdisease.osu.edu/news/red-thread-and-leaf-spot-are-active

    usually occurs during mild temperatures and long periods of wet turf. The disease is more prevalent in ... deficient in phosphorous the disease is often severe. Other cultural practices that promote healthy turf and ... brown or straw colored. This is referred to as the melting-out phase of the disease. Severe melting-out ...

  7. Pierce A. Paul

    https://plantpath.osu.edu/our-people/pierce-paul

    Metalaxyl Seed Treatment for Management of Soybean Seedling Diseases Caused by Species of Phytophthora, ... Phytopythium, and Pythium. Plant Disease Volume 106(8): 2127- 2137. Broders, Kirk; Iriarte-Broders, Gloria; ... management of a widespread soilborne disease complex in protected culture tomato production. ...

  8. Red Thread is Rampant!

    https://turfdisease.osu.edu/news/red-thread-rampant-0

    Red Thread is RAMPANT!!! Numerous calls and questions have been received about brown patches in ... the disease is often severe.- Other cultural practices that promote healthy turf and vigorous growth ... lawns fromm many parts of the state. Red thread is a foliar disease that usually occurs during spring ...

  9. Anna Testen

    https://plantpath.osu.edu/our-people/anna-testen

    tomato big bud caused by a 16SrII-C phytoplasma in Tanzania. Plant Disease 99:1854. Testen, A.L., ... phytoplasma in Tanzania. Plant Disease http://dx.doi.org/10.1094/PDIS-05-15-0510-PDN Testen, A.L., Nahson, J., ... Tanzania. Plant Disease 99:1035. Subedi, N., Testen, A.L., Baysal-Gurel, F., Miller, S.A. 2015. First report ...

  10. Rust, Commerical Turf Update, Sample Submission and Events

    https://turfdisease.osu.edu/news/rust-commerical-turf-update-sample-submission-and-events-0

    Necrotic Ring Spot (on Kentucky bluegrass)- Summer Patch (on Poa annua)- Bacterial Wilt (confirmed on one ... RUST ON TURFGRASS Rust is a common fungal disease is showing up in many areas. These diseases can ... signs of rust disease on turfgrass. The yellow flecks enlarge which cause the leaf epidermis to rupture ...

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