The Ohio State University College of Food, Agricultural, and Environmental Sciences
C.O.R.N. Newsletter
OSU Extension
Ohio State ATI
July 2 - July 9, 2018

Foliar Fungicide Use in Corn

Author: Pierce Paul

Foliar diseases, especially Gray Leaf Spot (GLS), are beginning to show up in some corn fields. This is not at all surprising, given that the crop was planted relatively late and it has been wet and humid in some areas.

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Does Timing Matter When Sampling Corn and Soybean Tissue for Nutrient Analysis

Authors: Madison Campbell, Steve Culman, Sam Custer, , , Amanda Bennett, Sarah Noggle, Chris Bruynis

Tissue analysis can play an important role in determining if corn and soybean are getting adequate nutrition. Tissue samples can be pulled at various stages of development, but one of the most common times is when crops enter the reproductive stages (R1).

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Western Bean Cutworm Montoring

Authors: Amy Raudenbush, , Mark Badertscher, Lee Beers, CCA, Amanda Bennett, Bruce Clevenger, CCA, Sam Custer, Tom Dehaas, Mike Gastier, CCA, Jason Hartschuh, CCA, Ed Lentz, CCA, , Cecilia Lokai-Minnich, David Marrison, Eric Richer, CCA, Garth Ruff, , Curtis Young, CCA, Chris Zoller, Andy Michel, Kelley Tilmon

Another season of Western bean cutworm (WBC) trapping has officially begun! Bucket traps placed along the edge of a corn field with a lure were set between June 17th through 23rd and our first trap count is for WBC adults captured for week ending June 30th.

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Final Kudzu Bug Monitoring Update

Authors: Amy Raudenbush, Ed Brown, Chris Bruynis, , , Kevin Fletcher, Marcus McCartney, , , Gigi Neal, Andy Michel, Kelley Tilmon

Department of Entomology, The Ohio State University

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Mark Your Calendars for These Important Field Days

Author: Harold Watters, CPAg/CCA

The OSU/OARDC Western Agricultural Research Station will host two field days in July. The OSU Weed Science Field Day on July 11th, and the Western Agronomy Field Day on July 18th.

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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
Mark Badertscher
Educator, Agriculture and Natural Resources
Lee Beers, CCA
Educator, Agriculture and Natural Resources
Steve Culman
State Specialist, Soil Fertility
Sam Custer
Educator, Agriculture and Natural Resources
Wayne Dellinger, CCA
Educator, Agriculture and Natural Resources
Anne Dorrance
State Specialist, Soybean Diseases
Mike Gastier, CCA
Educator, Agriculture and Natural Resources
Elizabeth Hawkins
Field Specialist, Agronomic Systems
Dean Kreager
Educator, Agriculture and Natural Resources
Greg LaBarge, CPAg/CCA
Field Specialist, Agronomic Systems
Pierce Paul
State Specialist, Corn and Wheat Diseases
Eric Richer, CCA
Field Specialist, Farm Management
Garth Ruff
Educator, Agriculture and Natural Resources
Harold Watters, CPAg/CCA
Field Specialist, Agronomic Systems
Chris Zoller
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 more information, visit For an accessible format of this publication, visit

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