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  1. New Corn, Soybean, Wheat, and Alfalfa Field Guide Available

    https://agcrops.osu.edu/newsletter/corn-newsletter/2014-21/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 ...

  2. Postemergence Control of Giant Ragweed in Soybeans

    https://agcrops.osu.edu/newsletter/corn-newsletter/2014-20/postemergence-control-giant-ragweed-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 ...

  3. 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 ...

  4. 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 ...

  5. 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 ...

  6. 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 ...

  7. 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 ...

  8. 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 ...

  9. 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 ...

  10. Watch for Potato Leafhopper in Alfalfa

    https://agcrops.osu.edu/newsletter/corn-newsletter/2014-19/watch-potato-leafhopper-alfalfa

    Now that planting is pretty much finished, many producers were able to finish their first harvest of alfalfa over the past week or so.  This is the time that potato leafhoppers migrate northward and begin to establish populations in alfalfa.  When the cro ...

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