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
June 28 - July 4, 2016
Editor: Sarah Noggle

Have and have nots across state when it comes to rain over the last week

Author:

Ohio is the state of have and have nots when it comes to rain. Scattered areas of very heavy rain next to limited rain occurred over the last week.

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Mid-season diseases – what are we watching out for?

Author: Anne Dorrance

I’ve scouted a number of fields and driven by many acres in the past two weeks and the crop looks great.  A bit behind in some areas, but soybeans can compensate fairly well.  With that comes the question what do we need to watch out for next.

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Low Head Scab and Vomiitoxin and Very Good Grain Yield and Quality

Authors: Pierce Paul, Laura Lindsey

A June 27 Update: Wheat is now drying-down and is even being harvested in some parts of the state.

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Spray Diagnostics Field Day

Author:

Enlist corn and soybean and Xtend soybean are getting closer to reaching the market place.  With these new technologies spray drift, herbicide volatility, and tank contamination will need to be addressed.  On July 14, 2016, OSU Extension of Auglaize and Mercer Counties will host a Spray Diagnosti

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North American Manure Expo

Author: Amanda Douridas, CCA

The North American Manure Expo is returning to Ohio August 3-4, 2016 for the first time in eight years.

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Flooding and ponding injury to corn -- "Muddied Corn"

Author: Peter Thomison

Heavy rains during the past week have resulted in flooding and ponding in Ohio corn fields. In some localized areas, this may have resulted in partial and complete immersion of corn plants, especially in low spots and in river bottoms and along streams.

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How Can the Timing of Stress Affect Yield in Corn?

Authors: Alexander Lindsey, Peter Thomison

Extreme weather events have begun again in 2016 with renewed force. Frost damage in May impacted early planted corn in parts of the state, with exposed leaf tissue showing extreme necrosis.

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Flooded Soybeans in Some Areas of the State

Author: Laura Lindsey

June 22-23, some areas of Ohio received a significant amount of rain with some areas receiving as much as 4 to 5 inches.

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Potato Leafhopper in Alfalfa

Authors: Kelley Tilmon, Andy Michel, Mark Sulc

Although populations of potato leafhopper on alfalfa have been somewhat low in June, a few locations are reporting growing numbers.  Second cut has happened or is happening in many locations.  But if alfalfa is more than 7 days from a cut, a rule of thumb threshold for plants under normal stress

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Two-spotted Spider Mite Awareness

Authors: Kelley Tilmon, Andy Michel

Though we have not received many reports of spider mites in field crops, continued hot dry weather will

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Nutrient Management Field Days Announced

Author: Greg LaBarge, CPAg/CCA

Registration and program agendas are available for two upcoming Nutrient Management Field Day events being hosted at OARDC Branch Stations.

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July 6
Weed Science Field Day
July 12
Precision Ag Field Day-Miami Co.
July 14
Spray Diagnostics Field Day
July 28
Nutrient Management Field Day-Wood County
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.

Mark Badertscher
Educator, Agriculture and Natural Resources
John Barker
Educator, Agriculture and Natural Resources
Lee Beers, CCA
Educator, Agriculture and Natural Resources
Amanda Bennett
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
Amanda Douridas, CCA
Educator, Agriculture and Natural Resources
Mike Gastier, CCA
Educator, Agriculture and Natural Resources
Greg LaBarge, CPAg/CCA
Field Specialist, Agronomic Systems
Andy Michel
State Specialist, Entomology
Sarah Noggle
Educator, Agriculture and Natural Resources
Tony Nye
Educator, Agriculture and Natural Resources
Les Ober, CCA
Educator, Agriculture and Natural Resources
Pierce Paul
State Specialist, Corn and Wheat Diseases
Kelley Tilmon
State Specialist, Field Crop Entomology
Ted Wiseman
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 cfaesdiversity.osu.edu. For an accessible format of this publication, visit cfaes.osu.edu/accessibility.

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