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Agronomic Crops Network

Ohio State University Extension


C.O.R.N. Newsletter: 2023-33

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. Author(s): Doug Karcher, Laura Lindsey, Kyle Verhoff

    Dr. Mark Sulc, a long-time member and contributor to the Agronomic Crops Network, passed away on September 16, 2023, following a two-year battle with glioblastoma. Dr. Sulc retired from the Department of Horticulture and Crop Science last autumn, marking over thirty years as the Ohio State Forage Extension Specialist. His outreach activities expanded and disseminated knowledge on forage production and management systems for Ohio. Mark developed quality, in-depth training opportunities for Extension agents, industry professionals, and producers.

  2. Author(s): Taylor Dill, Laura Lindsey, Osler Ortez, Elizabeth Hawkins

    Episode 29 of Battle for the Belt is now available:

  3. Author(s): Aaron Wilson


  4. Author(s): Stephanie Karhoff, CCA, Andrew Holden, Clint Schroeder, Ryan McMichael, Ken Ford

    Farm Science Review is wrapped up and soybean harvest has just begun. Waterhemp escapes and volunteer corn continues to be reported in soybeans, though many fields are clean. Tar spot of corn is still progressing in fields, and now is the time to start scouting for ear molds. Keep reading below to find out what OSU Extension Educators and Specialists are observing in fields across the state.

  5. Author(s): Osler Ortez

    Most of the corn acreage in Ohio is now at dented (R5) and mature (R6) stages. On the September 18 USDA crop progress report (week Ending 09/17/23), dented corn progress was 67 percent complete, and mature corn progress was 22 percent complete.

  6. Author(s): Amy Raudenbush, Suranga Basnagala , Mark Badertscher, Nic Baumer, Frank Becker, Trevor Corboy, Tom Dehaas, Don Hammersmith, Mary Jo Hassen, Andrew Holden, Alan Leininger, Ed Lentz, CCA, Kendall Lovejoy, Clifton Martin, CCA, Sarah Noggle, Les Ober, CCA, Beth Scheckelhoff, Mike Sunderman, Frank Thayer, Kyle Verhoff, Brooks Warner, Kayla Wyse, Curtis Young, CCA, Andy Michel, Kelley Tilmon


    The Ohio Lep Network is in our 21st week of monitoring for agronomic pests across Ohio. This week we will continue to provide an update on fall armyworm (FAW). For more information on these pests and many more, check out our website:

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