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
May 7, 2019 - May 13, 2019
Editor: Beth Scheckelhoff

OARDC Branch Station Temperature (Air and Soil) and Precipitation Analysis

Authors: Aaron Wilson, Greg LaBarge, CPAg/CCA

We are once again providing soil temperatures in the C.O.R.N. Newsletter for spring 2019. The Ohio Agricultural Research and Development Center (OARDC) Agricultural Research Stations located throughout the state have two and four inch soil temperatures monitored on an hourly basis.
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Recommendations for Late Planted Soybeans

Author: Laura Lindsey

Persistent wet weather is likely to push soybean planting into late May-early June in many areas of the state. Late planting reduces the cultural practice options for row spacing, seeding rate, and relative maturity.
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Delayed Planting Effects on Corn Yield: A “Historical” Perspective

Authors: Allen Geyer, Peter Thomison

According to the USDA/NASS, for the week ending May 5, only 2% of Ohio’s projected corn acreage was planted - compared to 20% last year and 27% for the five-year average. Persistent rains and saturated soil conditions have delayed corn planting.
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Will Planting Delays Require Switching Corn Hybrid Maturities?

Author: Peter Thomison

According to the USDA/NASS, for the week ending May 5, only 2% of Ohio’s projected corn acreage was planted - compared to 20% last year and 27% for the five-year average. Persistent rains and saturated soil conditions have delayed corn planting.
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Getting Corn Off to a Good Start - Planting Depth Can Make a Difference

Authors: K. Nemergut, Alexander Lindsey, Peter Thomison

Planting depth recommendations for Ohio are 1.5 to 2 inches deep to ensure adequate moisture uptake and seed-soil contact.
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It’s All About the Weed Seedbank – Part 2: Where Has All the Waterhemp Come From?

Author: Mark Loux

Weed populations are constantly shifting, in response to the pressure from our cultural and herbicide use practices, and how good our management of weeds is (or isn’t).  Two weeks ago in CORN, we wrote about the apparent decline in marestail in parts of the state, although in subsequent communica
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CLIMATE SMART: Farming with Weather Extremes

Authors: Aaron Wilson, Amanda Douridas, CCA

Save The Date: Thursday July 18, 2019: The Ohio State University Extension and the State Climate Office of Ohio will be hosting CLIMATE SMART: Farming with Weather Extremes, to be held at Der Dutchman in Plain City, Ohio. Agenda and additional details to follow.
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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
Sam Custer
Educator, Agriculture and Natural Resources
Wayne Dellinger, CCA
Educator, Agriculture and Natural Resources
Amanda Douridas, CCA
Educator, Agriculture and Natural Resources
Mike Gastier, CCA
Educator, Agriculture and Natural Resources
Jason Hartschuh, CCA
Field Specialist, Dairy & Precision Livestock
Elizabeth Hawkins
Field Specialist, Agronomic Systems
Stephanie Karhoff, CCA
Field Specialist, Agronomic Systems
Dean Kreager
Educator, Agriculture and Natural Resources
Greg LaBarge, CPAg/CCA
Field Specialist, Agronomic Systems
Sarah Noggle
Educator, Agriculture and Natural Resources
Les Ober, CCA
Educator, Agriculture and Natural Resources
Eric Richer, CCA
Field Specialist, Farm Management
Garth Ruff
Educator, Agriculture and Natural Resources
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 cfaesdiversity.osu.edu. For an accessible format of this publication, visit cfaes.osu.edu/accessibility.
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