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Ohio State University Extension

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C.O.R.N. Newsletter: 2023-06

Crop Observation and Recommendation Network

C.O.R.N. Newsletter is a summary of crop observations, related information, and appropriate recommendations for Ohio crop producers and industry. C.O.R.N. Newsletter is produced by the Ohio State University Extension Agronomy Team, state specialists at The Ohio State University and the Ohio Agricultural Research and Development Center (OARDC). C.O.R.N. Newsletter questions are directed to Extension and OARDC state specialists and associates at Ohio State.

  1. Topdressing Wheat with Liquid Swine Manure

    Author(s): Glen Arnold, CCA

    With the month of March moving along, the topdressing of wheat fields with nitrogen fertilizer will soon start. Given the current fertilizer prices more livestock producers may be considering applying liquid swine manure as a top-dress for wheat

  2. Battle for the Belt: Episode 2

    Author(s): Osler Ortez, Laura Lindsey

    Episode 2 of Battle for the Belt is now available: https://youtu.be/aEJrbkvoZzQ

    Timely corn and soybean planting is necessary to maximize crop yields. For soybean, we have seen approximately a 0.5 bushel per acre per day reduction in yield for each day soybeans were planted after the last week of April. Corn yield reductions can be up to 1.75 bushels per acre per day if planted after the last week of April.

  3. Where Could the U.S.-Mexico GM Corn Dispute End Up?

    Author(s): Ian Sheldon, Seungki W Lee, Chris Zoller

    Background to the Dispute

  4. Phosphorus Best Management Practices Field Day

    Author(s): Paige Garrabrant

    Nutrient runoff and algal blooms are a growing problem while fertilizer costs are at an all-time high. Best Management Practice (BMP) Field Day is an event to address these problems and offer solutions for farmers, students, and community members interested in attending. BMP Field Day is a full day event to learn more about Phosphorus usage, the environment, and strategies to save on fertilizer. BMP Field Day will be held in-person March 29th at the Secrest Welcome Center at the Ohio Agricultural Research & Development Center in Wooster, Ohio.

  5. Science for Success Webinar: When Early Planting Doesn’t Work Out- Do I Replant, Repair-Plant or Leave this Pitiful Stand?

    Author(s): Laura Lindsey

    Soybean plants have a remarkable ability to compensate for open spaces by developing axillary branches that set additional pods. Learn from our Science for Success team of Soybean Extension Specialists how to assess early season damage and make replanting decisions based on crop conditions and economic considerations so you can save your soybean season. Dr. Shawn Conley, Soybean and Small Grain Extension Specialist from the University of Wisconsin- Madison, will lead the discussion and panelists will include: Dr. Laura Lindsey (Ohio State University), Dr.

  6. Ask the Expert – Managing Frogeye Leaf Spot with Dr. Carl Bradley

    Author(s): Horacio Lopez-Nicora, Stephanie Karhoff, CCA

    University of Kentucky Extension Specialist Dr. Carl Bradley recently sat down with us to answer our questions on frogeye leaf spot of soybean. Dr. Bradley is a featured speaker at this year’s Conservation Tillage Conference at Ohio Northern University in Ada, Ohio on March 14-15.

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