The Ohio State University College of Food, Agricultural, and Environmental Sciences
C.O.R.N. Newsletter
OSU Extension
Ohio State ATI
April 29, 2014 - May 5, 2014
Editor: Glen Arnold, CCA

This Week’s Weather


A large storm system will bring widespread rainfall to the eastern corn and soybean areas including Ohio through early Wednesday to end April. Rainfall totals will be widespread in the 1-2 inch range with some higher totals.

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Adjusting Soybean No-till Burndown Programs for Later Planting

Author: Mark Loux

Weed growth has been somewhat slow this year due to the cold weather in late winter, but the current warm and wet weather should change this.  Those fields not treated with burndown herbicides yet may present some challenges by the time fields are dry enough for traffic again, especially if they

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Wheat Crop Update: The Crop May be Further Along Than You Think

Authors: Pierce Paul, Steve Culman, Ed Lentz, CCA, Laura Lindsey, Harold Watters, CPAg/CCA

The state of the 2014 wheat crop is variable. Some stands look very good while others have several bare patches.

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Using Residual Herbicides in Tilled Soybean Fields

Author: Mark Loux

One of the questions that comes up once a grower decides to kill marestail with tillage instead of burndown herbicides is – does he still need residual herbicides?  The thinking here apparently is that: A) tillage takes care of marestail for this crop year; B) marestail is the only weed for which

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Micronutrients in Starter Fertilizer for Corn

Authors: Ed Lentz, CCA, Steve Culman

Boron, chloride, copper, iron, manganese, molybdenum, nickel and zinc are called micronutrients or trace elements because they are needed only in extremely small amounts for crop production. Industry will often market calcium, magnesium and sulfur in the same package as micronutrients.

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Factors to Consider Before Interseeding Soybeans into Wheat This Spring

Authors: , Jason Hartschuh, CCA

Modified Relay Intercropping (MRI) is the planting of soybeans into standing wheat whereas double crop soybeans are planted after wheat is harvested.

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Now is the Time to Fine Tune Your Sprayer

Author: Erdal Ozkan

Higher pesticide costs and new chemicals designed to be used in lower doses make accurate application more important than ever. There is no better time than early spring to take a closer look at your sprayer.

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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.

Mark Badertscher
Educator, Agriculture and Natural Resources
Bruce Clevenger, CCA
Field Specialist, Farm Management
Sam Custer
Educator, Agriculture and Natural Resources
Anne Dorrance
State Specialist, Soybean Diseases
Amanda Douridas, CCA
Educator, Agriculture and Natural Resources
Nathan Douridas, CCA
Farm Science Review Farm Manager
Mike Gastier, CCA
Educator, Agriculture and Natural Resources
Greg LaBarge, CPAg/CCA
Field Specialist, Agronomic Systems
Sarah Noggle
Educator, Agriculture and Natural Resources
Pierce Paul
State Specialist, Corn and Wheat Diseases
Adam Shepard
Harold Watters, CPAg/CCA
Field Specialist, Agronomic Systems

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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