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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 ...
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Pricing Standing Corn for Silage Harvest – 2014
If it’s late summer it’s time to talk about pricing a corn crop standing in the field for corn silage. This is always a challenging question as there are a number of factors that contribute to the final price agreed upon by the buyer and seller that are ...
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Assessing yield losses in corn due to frost
https://agcrops.osu.edu/newsletter/corn-newsletter/2014-32/assessing-yield-losses-corn-due-frost
With scattered frosts predicted in parts of Ohio tonight, it may be time to consider the impact of frost injury to corn that has not yet achieved kernel “black layer”. Black layer is the stage at which kernel growth ceases and maximum kernel dry weight is ...
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From Wet Weather to Dry Weather…
https://agcrops.osu.edu/newsletter/corn-newsletter/2015-27/wet-weather-dry-weather%E2%80%A6
Most areas in Ohio experienced above average rainfall during soybean vegetative stages. With wet weather, soybeans tend to have reduced tap root growth and increased lateral root growth near the soil surface(photo example). This is a problem when the we ...
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Sorting through Residual Soybean Herbicide options
There are a bunch of residual herbicide premixes available now for use in soybeans. Most of these are listed in the 2015 edition of the Weed Control Guide, but it seems like there’s always one or two that we don’t know about. Many new premixes are essen ...
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Editor's Note
https://agcrops.osu.edu/newsletter/corn-newsletter/2015-25/editors-note
In last week’s article: “Pricing Corn Silage Update” the step 4 the sentence should have read “based on current market values…”, instead of “based on nutrient values…” ...
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Soybean Aphids and Western Bean Cutworm Updates
Two insects that growers may be on the lookout for are soybean aphid and western bean cutworm. The recent rain events may have also carried with them early season soybean aphid migrants that are possibly now in soybean fields. The forecast for this week ...
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Rating Fusarium Damaged Kernels (FDK) in Scabby Wheat
1. Wait at least a week or so after harvest (grain should be allowed to dry in the greenhouse). 2. Mix the grain in the bag as light (i.e. damaged) grain will settle on top (use a gloved hand to stir) 3. Scoop a subsample into a 60 x 15mm petri dish (or s ...