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OSU Weed Science Field Day
https://agcrops.osu.edu/newsletter/corn-newsletter/2014-19/osu-weed-science-field-day
The 2014 OSU Weed Science Field Day will be held on Wednesday July 9 at the OARDC Western Ag Research Station. Registration starts at 8:30 and a field tour with presentations by OSU faculty, staff and students will start at 9 am. There is also, as usual ...
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Western ARS Agronomy Field Day July 16
https://agcrops.osu.edu/newsletter/corn-newsletter/2014-19/western-ars-agronomy-field-day-july-16
Nothing is perfect this year, but we want to help you get to harvest with a little more clarity as to what the potential may be. Please attend our OSU Extension and OARDC Western ARS Agronomy Field Day on July 16. Check-in is from 8:30 AM to 9 with the wa ...
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Controlling Marestail Postemergence in Corn
https://agcrops.osu.edu/newsletter/corn-newsletter/2014-18/controlling-marestail-postemergence-corn
We have received more questions about postemergence marestail control in corn this year than the past 10 years combined. We do not currently show effectiveness ratings on marestail for postemergence corn herbicides in the “Weed Control Guide for Ohio and ...
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Ohio Noxious Weed Law
https://agcrops.osu.edu/newsletter/corn-newsletter/2014-18/ohio-noxious-weed-law
The potential for Ohio to become infested with Palmer amaranth has led to some interesting discussions about our noxious weed law in recent meetings where I have been a presenter. With regard to new weed problems such as Palmer amaranth, the gist of the ...
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Yellow Corn-What is Going On?
https://agcrops.osu.edu/newsletter/corn-newsletter/2014-18/yellow-corn-what-going
Recent cloudy, cool, rainy weather has slowed growth of corn. Corn seedlings often turn yellow due to low nitrogen uptake and/or limited chlorophyll synthesis under cool, wet conditions. The visual appearance may be interpreted as N deficiency, but often ...
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Principles of Pokeweed Management
https://agcrops.osu.edu/newsletter/corn-newsletter/2014-17/principles-pokeweed-management
Penn State recently completed a two-year study on pokeweed management in corn and soybeans that provides some useful information. Some of the highlights:- pokeweed is a perennial that regrows from a large taproot, and individuals may live a year or two, ...
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Asiatic Garden Beetles Continue to be an Issue in NW Ohio
Grubs of the Asiatic Garden Beetle (Maladera castanea) have been making their presence known in Northwest Ohio corn fields since 2012. For a long time this grub has been a pest in the lawn and turf industry, but in past few years it has severely damaged ...
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“Rootless” and “Floppy Corn” Make an Appearance
Last week I received several reports of “rootless” and “floppy corn” in Paulding County (Figure 1). Rootless corn (or rootless corn syndrome) occurs when there is limited or no nodal root development. Plants exhibiting rootless corn symptoms are often lea ...
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When to Spray Soybeans Field Day
https://agcrops.osu.edu/newsletter/corn-newsletter/2014-17/when-spray-soybeans-field-day
Assessing soybean diseases and insect pressure can be difficult without proper training and experience. On July 8, 2014 farmers and crop consultants are invited to attend a 2 hour in-field session with Drs. Anne Dorrance and Andy Michel. Anne Dorrance is ...
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Weather Outlook for the First Half of June
https://agcrops.osu.edu/newsletter/corn-newsletter/2014-16/weather-outlook-first-half-june
It appears a cool low pressure will anchor over southeast Canada in June while a dome of very warm air will anchor over the southern U.S. This will leave the corn and soybean Midwest into the Ohio Valley in the target zone which will bring a more active p ...