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Register Now for Western ARS Agronomy Field Day
Please register and plan to attend the OSU Extension and OARDC Western ARS Agronomy Field Day on July 16. Preregistration required for meal count by July 11, payable at the door $20. Register by email or phone to: Harold Watters (watters.35@osu.edu), 937 ...
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New Corn, Soybean, Wheat, and Alfalfa Field Guide Available
With late crop development this year, we still have a lot of crops to walk. One excellent tool is the Corn, Soybean, Wheat and Alfalfa Field Guide – newly updated and in a new format this year will help with this chore. The Field Guide is available on OSU ...
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Postemergence Control of Giant Ragweed in Soybeans
The wet season has delayed crop development and postemergence herbicide applications in many soybean fields, and there are some large giant ragweed waiting to be treated. Roundup Ready and Liberty Link fields in this situation should generally be treated ...
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Late-Season Wheat Grain Quality Concerns
https://agcrops.osu.edu/newsletter/corn-newsletter/2014-20/late-season-wheat-grain-quality-concerns
Wheat harvest will likely be late again this year, particularly in the northern half of the state. The crop is now turning and drying down, but will not be ready for harvest in some fields until the second or third week of July. A slow, gradual maturation ...
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Expectations for Western Bean Cutworm
https://agcrops.osu.edu/newsletter/corn-newsletter/2014-20/expectations-western-bean-cutworm
For the past 8 years, we have used pheromone traps to monitor the presence of western bean cutworm. This is a relatively new pest for Ohio that is a significant ear-feeder on corn. Adult flight typically begins towards the end of June, and can last throu ...
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Update on Kudzu Bugs in Ohio
https://agcrops.osu.edu/newsletter/corn-newsletter/2014-20/update-kudzu-bugs-ohio
Last week, the University of Kentucky reported the presence of the invasive kudzu bug in another county (http://kentuckypestnews.wordpress.com/2014/06/24/kudzu-bug-collected-in-christian-county-ky/). This is a severe pest of soybean, and is rapidly sprea ...
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Determination of Ear Size in Corn Well Underway
https://agcrops.osu.edu/newsletter/corn-newsletter/2014-20/determination-ear-size-corn-well-underway
During the past two weeks corn has “exploded” in growth in many Ohio fields. Under favorable growing conditions corn plants can grow nearly three inches per day between V8 (i.e., the eight leaf collar stage) and V15. However, there is considerable variab ...
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Corn Leaf Striping
https://agcrops.osu.edu/newsletter/corn-newsletter/2014-19/corn-leaf-striping
In addition to widespread yellowing, corn plants in many Ohio fields are expressing varying degrees of leaf striping (interveinal chlorosis). There are several nutrient deficiencies (including sulfur, zinc, magnesium, and manganese) that result in leaf st ...
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It was High Quality Seed--Where are the Stands?
https://agcrops.osu.edu/newsletter/corn-newsletter/2014-19/it-was-high-quality-seed-where-are-stands
Several reports from fields in parts of the state with repeated saturating rains are reporting high amounts of damping-off of soybean or corn. Symptoms of damping-off at this time of year will appear as random skips of 1 to a few plants in a row. The di ...
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Should You Expect Soybean Aphids This Year?
https://agcrops.osu.edu/newsletter/corn-newsletter/2014-19/should-you-expect-soybean-aphids-year
In 2013, we found soybean aphids in many fields in northern OH. Although the aphids arrived later than usual—anywhere from R4-R6 stage—populations did reach economic threshold in later planted beans. What should we expect in 2014? Soybean aphid populat ...