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  1. 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

    Flooding injury occurs when soils are saturated for several days and anoxia develops.  The roots ... “interesting’ smell but the key symptoms of this injury are on the roots. Dig up a few plants – if it is ... flooding injury the outside of the root – the epidermis will be easily pulled off the root leaving the ...

  2. Milkweed and Hemp Dogbane- Who’s Who?

    https://agcrops.osu.edu/newsletter/corn-newsletter/21-2021/milkweed-and-hemp-dogbane-who%E2%80%99s-who

    Similarities between the two include having creeping roots; leaves that appear on opposite sides of the stem; ... spreading rapidly by their creeping roots and seed production. Both are best controlled in agricultural ... roots. While death from poisoning is rare, reduced production efficiency is common if consumed. Symptoms ...

  3. Late Wheat Harvest and Grain Quality Concerns

    https://agcrops.osu.edu/newsletter/corn-newsletter/22-2021/late-wheat-harvest-and-grain-quality-concerns

    splitting of seed coats, and germination of seeds (emergence of roots and shoots) within the wheat heads. ...

  4. Early vegetative lodging and defoliation in field crops

    https://agcrops.osu.edu/newsletter/corn-newsletter/20-2021/early-vegetative-lodging-and-defoliation-field-crops

    from OSU’s bulletin 827 – Corn, Soybeans, Wheat, and Forages Field Guide. If root lodging (root mass is ... in the lower stalk with brace roots providing above-ground support. If this stalk bending takes place ... before pollination, there may be little effect on yield. Severe root lodging that occurred at the V10 ...

  5. Corn Rootworms and Fireflies

    https://agcrops.osu.edu/newsletter/corn-newsletter/19-2021/corn-rootworms-and-fireflies

    inspecting corn roots for damage.  If any damage is detected on Bt roots, please contact us or your local ...

  6. Canada thistle rebounds?

    https://agcrops.osu.edu/newsletter/corn-newsletter/19-2021/canada-thistle-rebounds

    and also spreads via a deep, dense network of creeping roots.  Left uncontrolled for a while, the ... the roots.  At small sizes, thistle plants are primed to just regrow again.  We have heard from ...

  7. Roughstalk Bluegrass in Cereal Grain and Forage Crops

    https://agcrops.osu.edu/newsletter/corn-newsletter/18-2021/roughstalk-bluegrass-cereal-grain-and-forage-crops

    Roughstalk Bluegrass has taken root in wheat fields and newly established forage stands. This weed has ...

  8. Potato Leafhoppers Have Arrived in an Alfalfa Field Near You

    https://agcrops.osu.edu/newsletter/corn-newsletter/16-2021/potato-leafhoppers-have-arrived-alfalfa-field-near-you

    rest of the year. The PLH can also reduce root growth and development in the seeding year that might ...

  9. General Plant Pathology Lecture

    https://plantpath.osu.edu/courses/plntpth-3001

    cycle; Replication and Dissemination; Diagnosis; Management; Root knot; Cyst; Lesion Parasitic higher ...

  10. General Plant Pathology Lab

    https://plantpath.osu.edu/courses/plntpth-3002

    Immunostrip ELISA. Aseptic Technique and Preparation of Microbiological Media Bacterial streaming Isolation of ...

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