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  1. C.O.R.N. Newsletter 2007-15

    https://agcrops.osu.edu/newsletters/2007/15

    plants from about the three leaf stage to the eight leaf stage of development. The problem often becomes ... (or crown) roots begin develop at about 3/4 inches below the soil surface. However, if seed are ... selection for resistance. Where corn is less than about 12 inches tall at the time of the first ...

  2. C.O.R.N. Newsletter 2012-07

    https://agcrops.osu.edu/newsletters/2012/07

    improve burndown of some no-till weeds.    One caution about burndown herbicides, especially in a year ... of many recent callers about our current situation is whether it is too early to apply residual ... of optimal corn planting time, there is, on average, about one out of three days when field work can ...

  3. C.O.R.N. Newsletter 2013-19

    https://agcrops.osu.edu/newsletters/2013/19

    problematic.   2.) Relative maturity-  As planting is delayed, there is concern about whether late maturing ... fungicide applications in field corn and have been asking a lot of questions about the effects of ... indicate that the levels of head scab are also low this season, with only a few fields reporting about 5 to ...

  4. C.O.R.N. Newsletter 2010-11

    https://agcrops.osu.edu/newsletters/2010/11

    newsletters or on the US Wheat and Barley Scab Initiative blog (http://scabusa.org/modules/wordpress/).  Most ... conditions. The oxygen supply in the soil is depleted after about 48 hours in a flooded soil. Without oxygen, ... but the duration of protection is limited to about 10-14 days. The fungus that causes crazy top ...

  5. C.O.R.N. Newsletter 2007-16

    https://agcrops.osu.edu/newsletters/2007/16

    If whorl injury (shot holes and window-pane feeding) is apparent, then about 20 plants should be ... http://ohioline.osu.edu/b545/pdf/b545.pdf Additional information about ECB can be found on the web at: ... area with herbicide. Got Residual? Authors: Mark Loux About this time of the season, the crop should ...

  6. How reliable will this year's test plot data be?

    https://agcrops.osu.edu/newsletter/corn-newsletter/2015-35/how-reliable-will-years-test-plot-data-be

    multiple sites (and preferably from at least 2 years of testing) and inquire about the weather patterns and ...

  7. Adjusting Corn Management Practices for a Late Start

    https://agcrops.osu.edu/newsletter/corn-newsletter/2015-10/adjusting-corn-management-practices-late-start

    Don't worry about switching hybrid maturities unless planting is delayed to late May. If planting is ...

  8. C.O.R.N. Newsletter 2010-25

    https://agcrops.osu.edu/newsletters/2010/25

    naturally increase the test weight of the lot. If you can increase a test weight to about 56 lb/bu (after ... occurs at about 30‑35% grain moisture. Since this method is based on actual ear weight, it should be ... Component Method may be of greater assistance to farmers trying to make a decision about whether to harvest ...

  9. C.O.R.N. Newsletter 2013-07

    https://agcrops.osu.edu/newsletters/2013/07

    develop about 0.5 to 0.75 inches below the soil surface. However at planting depths less than 1 inch, the ... Western                                   42.3 Now is a good time to take a second look at the varieties and hybrids that you are about to ... considerably across the state. These conditions provided us with an opportunity to assess the response of the ...

  10. C.O.R.N. Newsletter 2009-37

    https://agcrops.osu.edu/newsletters/2009/37

    about mycotoxin contamination of grain continue to increase. Some growers are already asking whether ... problem. However, if about 10-15% or more of the ears (5-7 out of 50 ears or 10-15 out of 100) have more ...

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