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  1. C.O.R.N. Newsletter 2007-31

    https://agcrops.osu.edu/newsletters/2007/31

    August or about 6 weeks after pollination by pinching lower stalk internodes with your thumb and ... etc. may provide some approximate basis for comparisons among hybrids but may not indicate much about ... corn and soybeans are maturing rapidly in the fields. The harvest season will soon be upon us. Now is ...

  2. C.O.R.N. Newsletter 2013-09

    https://agcrops.osu.edu/newsletters/2013/09

    U.S. and Canada to evaluate the potential of within field hybrid mixing on yields (most of these have ... conditions for these water molds to develop the swimming spores, called zoospores.  What is very unique about ... Lindsey According to the U.S. drought monitor, most of Ohio has returned to normal soil moisture ...

  3. Assessing the risk of frost injury to late maturing corn

    https://agcrops.osu.edu/newsletter/corn-newsletter/2014-29/assessing-risk-frost-injury-late-maturing-corn

    maturation of the corn crop had led to questions about the likelihood for frost damage and whether more fuel ... weight and black layer has formed) typically occurs about 65 days after silking. At physiological ... required about 217 GDDs to reach black layer from R5 and Table 2 indicates that all regions of the state ...

  4. Register Now for Western ARS Agronomy Field Day

    https://agcrops.osu.edu/newsletter/corn-newsletter/2014-21/register-now-western-ars-agronomy-field-day

    include a meal and brief updates. ·         Choose one afternoon program from 1PM to 3PM with about an ...

  5. C.O.R.N. Newsletter 2011-07

    https://agcrops.osu.edu/newsletters/2011/07

    recommended by USDA and EPA). Of those two-thirds of the applicators missing the mark, about half is under ... issue of the newsletter. In the mean time, you can check the OSU Extension publication on boom sprayer ... calibration. Here is the URL for this publication: http://ohioline.osu.edu/aex-fact/0520.html  - Planting ...

  6. C.O.R.N. Newsletter 2005-40

    https://agcrops.osu.edu/newsletters/2005/40

    Don’t Forget About Performance Trait Decisions in Corn – Part II: Insect Resistance Trait Decisions in ... positive that the yield difference was due to the treatment you applied. Replication allows us to estimate ... Thinking about our initial experiment where the field was split in two. There was an underlying difference ...

  7. C.O.R.N. Newsletter 2011-11

    https://agcrops.osu.edu/newsletters/2011/11

    required heat units from planting to kernel black layer which average about 6.8 growing degree days (GDDs) ... Extension publication available online at: http://www.agry.purdue.edu/ext/pubs/AY-312-W.pdf. Nielsen, R.L. ... Extension Publication AY-312-W. [On-line]. Available at http://www.agry.purdue.edu/ext/pubs/AY-312-W.pdf ...

  8. A Wet Start to April is Expected

    https://agcrops.osu.edu/newsletter/corn-newsletter/2015-07/wet-start-april-expected

    April looks to go down as slightly warmer than normal and much wetter than normal except about ...

  9. C.O.R.N. Newsletter 2010-17

    https://agcrops.osu.edu/newsletters/2010/17

    delayed planting, and also slow crop development in some areas.  A few things to think about relative to ... about adding any herbicides with contact activity on foliage (metribuzin, Valor, Authority) in ... Brown spot is truly a minor disease. The first find of Soybean rust in the US was on June 10 th in Texas ...

  10. C.O.R.N. Newsletter 2009-27

    https://agcrops.osu.edu/newsletters/2009/27

    find. Contact your county Extension Educator or us directly. Potassium Stress Being Noted Across the ... are these fields showing this deficiency? Let us first discuss what potassium deficiency looks like. ... wheat plant height at the NW Branch is typically about 80 percent of the height at Wooster. We chose the ...

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