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Frosted Forage Precautions
https://agcrops.osu.edu/newsletter/corn-newsletter/2014-35/frosted-forage-precautions
Jack Frost will be visiting us soon. Several forage species can be extremely toxic soon after a frost because they contain compounds called cyanogenic glucosides that are converted quickly to prussic acid (i.e. hydrogen cyanide) in freeze-damaged plant t ...
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Soybean Pod Shattering
https://agcrops.osu.edu/newsletter/corn-newsletter/2014-35/soybean-pod-shattering
Soybean pod shattering is not completely understood. Through breeding efforts (beginning approximately 5,000 years ago when soybean was first thought to be domesticated), soybean plants have gained pod shattering resistance (Dong et al., 2014). However, ...
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Five Things to Know about Fall Herbicide Treatments
There is plenty of information on fall herbicide treatments in the C.O.R.N. newsletter archive and on other university websites. Our philosophy on this has not changed much over the past decade. A few brief reminders follow: 1. When to spray? Anytime ...
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Prussic Acid Testing in Forages
https://agcrops.osu.edu/newsletter/corn-newsletter/2014-35/prussic-acid-testing-forages
Some forage species can develop prussic acid poisoning potential when harmed by frost and management practices should be followed to prevent poisoning of livestock (see accompanying article). If doubt remains regarding the safety of the forage, it can be ...
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Ohio Weather Outlook
https://agcrops.osu.edu/newsletter/corn-newsletter/2014-35/ohio-weather-outlook
The pattern discussed last week will continue this week. Expect an active weather pattern as a storm system crosses Ohio Tuesday with lingering light showers Wednesday and Thursday keeping field work at a minimum this week. Drier weather will return by t ...
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Ohio Weather Outlook for October
https://agcrops.osu.edu/newsletter/corn-newsletter/2014-34/ohio-weather-outlook-october
We are now in transition season. We expect the rest of October to become more active with rain chances every 2-4 days. We will be in a battle zone between high pressure near the East Coast and low pressure near the central U.S. leaving Ohio and the Ohio ...
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Soybean Aphid Prediction for 2015
https://agcrops.osu.edu/newsletter/corn-newsletter/2014-34/soybean-aphid-prediction-2015
Two observations on soybean aphids surprised us in 2014. First is that we saw soybean aphids at all. Since 2001-when soybean aphids were first detected in Ohio-we have had aphid outbreaks every other year (i.e. in odd numbered years). But in 2014, soyb ...
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Soybean Cyst Nematode expands range in Ohio
https://agcrops.osu.edu/newsletter/corn-newsletter/2014-04/soybean-cyst-nematode-expands-range-ohio
Approximately every three years the map is updated where SCN is found in the US. To do this task records from the diagnostic clinic and data from field studies are collected and the findings are plotted on the map. Greg Tylka from Iowa State University ...
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Stalk Rots Showing Up in Some Corn Fields
https://agcrops.osu.edu/newsletter/corn-newsletter/2014-33/stalk-rots-showing-some-corn-fields
As corn harvest beings across the state, reports of stalk rot are coming in from some locations. Several factors may contribute to stalk rot, including extreme weather conditions, insects and diseases. Although it is often difficult to distinguish between ...
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Corn Grain Test Weight
https://agcrops.osu.edu/newsletter/corn-newsletter/2014-33/corn-grain-test-weight
Among the top 10 most discussed (and cussed) topics at hometown cafes during harvest season is the test weight of the grain being reported from corn fields in the neighborhood. Test weight is measured in the U.S. in terms of pounds of grain per volumetric ...