CORN Newsletter – 5/4/2020

COLLEGE OF FOOD, AGRICULTURAL, AND ENVIRONMENTAL SCIENCES

 

May 5 – May 11

 

Editor: Beth Scheckelhoff

 

Much Like April, Cool Weather Lingers during the First Week of May

Author: Aaron Wilson

Temperatures in April were about 2-5°F below the long-term mean (1981-2010; Figure 1-Left) and included three major freeze events that brought some horticultural damage across southern counties and scattered minor reports of burned tips on alfalfa and wheat.

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CFAES Ag Weather System Near-Surface Air and Soil Temperatures/Moisture

Authors: Aaron Wilson, Greg LaBarge, CPAg/CCA, Elizabeth Hawkins, Sam Custer

We are once again providing a soil temperature overview in the C.O.R.N. Newsletter through April-May 2020.

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Alfalfa Weevil Update

Authors: Kelley Tilmon, Aaron Wilson, Mark Sulc, Rory Lewandowski, CCA, Andy Michel

Peak alfalfa weevil feeding damage occurs between 325 and 575 heat units (based on accumulation of heat units from January 1 with a base of 48°F).  Locations in red are there, and locations in orange are getting close.  Now is the time for most alfalfa growers to step up their alfalfa weevil scou

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How Late Can I Plant Forages?

Author: Mark Sulc

The Ohio Agronomy Guide states that most cool-season perennial forages should be planted by the first of May. While some of you reading this article were able to plant forages by now, many of us (myself included) once again were not able to meet that deadline due to wet weather.

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Early Season Wheat Diseases

Author: Pierce Paul

The wheat crop in Ohio is now at or approaching Feekes 8 (flag leaf emergence), the growth stage at which we usually recommend fungicide application for foliar disease control.

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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.

 

Contributors:

 

Glen Arnold, CCA
Field Specialist, Manure Nutrient Management

 

Mark Badertscher
Hardin County

 

John Barker
Knox County

 

Lee Beers, CCA
Trumbull County

 

Amanda Bennett
Miami County

 

Ben Brown
Farm Management Program Mgr, Program Manager

 

Bruce Clevenger, CCA
Defiance County

 

Trevor Corboy
Greene County

 

Steve Culman
State Specialist, Soil Fertility

 

Sam Custer
Darke County

 

Wayne Dellinger
Union County

 

Amanda Douridas
Champaign County

 

Boden Fisher
Extension Associate

 

Ken Ford
Fayette County

 

Mary Griffith
Madison County

 

Jason Hartschuh, CCA
Crawford County

 

Elizabeth Hawkins
Field Specialist, Agronomic Systems

 

Stephanie Karhoff
Williams County

 

Dean Kreager
Licking County

 

Greg LaBarge, CPAg/CCA
Field Specialist, Agronomic Systems

 

Alan Leininger
Program Assistant

 

Ed Lentz, CCA
Hancock County

 

Rory Lewandowski, CCA
Wayne County

 

Laura Lindsey
State Specialist, Soybean and Small Grains

 

Mark Loux
State Specialist, Weed Science

 

David Marrison
Coshocton County

 

Clifton Martin, CCA
Muskingum County

 

Andy Michel
State Specialist, Entomology

 

Brigitte Moneymaker
Extension Associate

 

Gigi Neal
Clermont County

 

Sarah Noggle
Paulding County

 

Tony Nye
Clinton County

 

Les Ober, CCA
Geauga County

 

Pierce Paul
State Specialist, Corn and Wheat Diseases

 

Dennis Riethman
Mercer County

 

Matthew Romanko
Extension Associate

 

Mary Ann Rose
Program Director, Pesticide Safety Education

 

Matt Schmerge
Shelby County

 

Clint Schroeder
Allen County

 

Jeff Stachler
Auglaize County

 

Mark Sulc
State Specialist, Forage Production

 

Barry Ward
Program Leader

 

Harold Watters, CPAg/CCA
Field Specialist, Agronomic Systems

 

Aaron Wilson
Byrd Polar & Climate Research Center

 

Curtis Young, CCA
Van Wert County

 

Chris Zoller
Tuscarawas County

 

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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