The Ohio State University College of Food, Agricultural, and Environmental Sciences
COLLEGE OF FOOD, AGRICULTURAL, AND ENVIRONMENTAL SCIENCES
C.O.R.N. Newsletter
CFAES
OARDC
OSU Extension
Ohio State ATI
July 14 - 20
Editor: Stephanie Karhoff, CCA

Corn Vomitoxin Management Critical Considerations at Tassel

Authors: Jason Hartschuh, CCA, Stephanie Karhoff, CCA, Pierce Paul, Cristiano Nesi

Mycotoxins, specifically deoxynivalenol (DON), commonly referred to as vomitoxin, has become a significant problem for Ohio corn growers. What was once considered an every-ten-year problem, has now become a yearly challenge in some sections of the state.
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Have you registered for the August 20th Ditch the Runoff Field Day?

Author: Amber Emmons, CCA

We are five weeks away from Ohio State University Extension’s Water Quality Team field day: Ditch the Runoff! This is their third annual conservation-focused field day. This year's event will showcase a newly completed two-stage ditch in Williams County, Ohio.
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How to Use the Crop Risk Tool

Authors: Stephanie Karhoff, CCA, Jason Hartschuh, CCA, Pierce Paul

Unfortunately, there is no crystal ball that can reveal what impact disease will have on your farm.
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Reminder: Grain Handling Systems Open House!

Author: Amanda Douridas, CCA

Register today to secure your spot at the Molly Caren Ag Center Grain Facility for an open house to learn more about grain handling systems and safety. Technology and design will be on display July 24, 2025 from 11-2pm.
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The North American Manure Expo coming on July 30th and 31st in Wauseon, Ohio

Author: Glen Arnold, CCA

The North American Manure Expo is coming to Wauseon Ohio on July 30th and 31st at the Fulton County Fairgrounds. This event will showcase research, innovation, and solutions found within manure management.
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NE Ohio Hay Day Hosted by OSU Extension and Norden MFG

Authors: Lee Beers, CCA, Les Ober, CCA

Join OSU Extension and Norden MFG on August 2, 2025, for the NE Ohio Hay Day. Held at Norden MFG, 4210 Kinsman Rd NW, North Bloomfield Ohio 44450. The program will start at 10:00 AM and will conclude at 1:00 PM.
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Battle for the Belt: Season 3, Episode 16 – Tar Spot in Corn

Authors: Taylor Dill, Maria Kessler, Diego Miranda, Laura Lindsey, Osler Ortez, Stephanie Karhoff, CCA

Season 3, Episode 16 of Battle for the Belt is now available: https://www.youtube.com/watch?v=QIx3GTm5L44
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Lep Monitoring Network – Western Bean Cutworm numbers are on the rise #12

Authors: Evan Hodkinson, Rosalind Holt-Frank, Trevor Mullen, Amy Raudenbush, Sarah Noggle, Garth McDorman, Nic Baumer, Frank Becker, JD Bethel, Trevor Corboy, Nick Eckel, Mary Jo Hassen, Ed Lentz, CCA, Kendall Lovejoy, CCA, Clifton Martin, CCA, Mike Sunderman, Jordan Penrose, Beth Scheckelhoff, Don Hammersmith, Frank Thayer, Kyle Verhoff, Jacob Winters, Curtis Young, CCA, Andy Michel, Kelley Tilmon

This is our 12th week of monitoring moth pests in Ohio. Between July 7th and July 13th, we continued to monitor Corn Earworm (CEW) and Western Bean Cutworm (WBC).
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Statewide Slug Monitoring Project – Update #9

Authors: Evan Hodkinson, Rosalind Holt-Frank, Trevor Mullen, Amy Raudenbush, Pressley Buurma, Ken Ford, Seth Kannberg, Alan Leininger, Gigi Neal, Kelley Tilmon, Amanda Bennett

Our ninth (and final) slug update for the season and it covers monitoring from July 7th to July 13th. During this time, there were 6 counties that monitored a total of 36 shingle traps.
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July 16
Western Agronomy Field Day
July 18
SE Ohio Hay Day
July 23
GROW Farmer Forum on Weed Electrocution in the Field
July 24
Grain Handling Systems Open House
July 30
2025 North American Manure Expo
August 2
NE Ohio Hay Field Day
About C.O.R.N. Newsletter

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.

Glen Arnold, CCA
Field Specialist, Manure Nutrient Management
Savannah Ballweg
Educator, Agriculture and Natural Resources
Justin Baum
Educator, Agriculture and Natural Resources
Nic Baumer
Educator, Agriculture and Natural Resources
Lee Beers, CCA
Educator, Agriculture and Natural Resources
Amanda Bennett
Educator, Agriculture and Natural Resources
Caden Buschur
Educator, Agriculture and Natural Resources
Bruce Clevenger, CCA
Field Specialist, Farm Management
Rachel Cochran Henry, CCA/CPAg
Water Quality Extension Associate, Defiance, Van Wert, Paulding Counties
Trevor Corboy
Educator, Agriculture and Natural Resources
Amanda Douridas, CCA
Educator, Agriculture and Natural Resources
Amber Emmons, CCA
Water Quality Extension Associate
Mike Estadt
Educator, Agriculture and Natural Resources
Ken Ford
Educator, Agriculture and Natural Resources
Don Hammersmith
Program Assistant, Agriculture and Natural Resources
Kate Hornyak
Program Coordinator
Seth Kannberg
Educator, Agriculture and Natural Resources
Dean Kreager
Educator, Agriculture and Natural Resources
Alan Leininger
Educator, Agriculture and Natural Resources
Kendall Lovejoy, CCA
Educator, Agriculture and Natural Resources
Clifton Martin, CCA
Educator, Agriculture and Natural Resources
Ryan McMichael
Educator, Agriculture and Natural Resources
Gigi Neal
Educator, Agriculture and Natural Resources
Sarah Noggle
Educator, Agriculture and Natural Resources
Les Ober, CCA
Educator, Agriculture and Natural Resources
Jordan Penrose
Educator, Agriculture and Natural Resources
Rylee Kay Puthoff
Educator, Agriculture and Natural Resources
Manbir Rakkar
Soil Fertility, State Extension Specialist
Eric Richer, CCA
Field Specialist, Farm Management
Beth Scheckelhoff
Educator, Agriculture and Natural Resources
Clint Schroeder
Program Manager
Douglas Jackson Smith
Heather Torlina
Water Quality Extension Associate
Ben Torrance
State Statistician
Kyle Verhoff
Educator, Agriculture and Natural Resources
Barry Ward
Program Leader
T.J. Wells
Educator, Agriculture and Natural Resources
Jacob Winters
Educator, Agriculture and Natural Resources
Kayla Wyse
Educator, Agriculture and Natural Resources
Curtis Young, CCA
Educator, Agriculture and Natural Resources

The information presented here, along with any trade names used, is supplied with the understanding that no discrimination is intended and no endorsement is made by Ohio State University Extension is implied. Although every attempt is made to produce information that is complete, timely, and accurate, the pesticide user bears responsibility of consulting the pesticide label and adhering to those directions.

CFAES provides research and related educational programs to clientele on a nondiscriminatory basis. For an accessible format of this publication, visit cfaes.osu.edu/accessibility.
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