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  1. C.O.R.N. Newsletter 2004-15

    https://agcrops.osu.edu/newsletters/2004/15

    retards corn root development. As a result, plants may be subject to greater injury during a dry summer ... this summer, we recommend growers continue to read this newsletter to keep informed. Fungicide ... avoid application of excess herbicide directly into the corn whorl. The good news about planting delays ...

  2. C.O.R.N. Newsletter 2005-29

    https://agcrops.osu.edu/newsletters/2005/29

    future. The other group of weeds for which control is essential includes summer annuals, such as ragweeds, ... application to control later-emerging summer annual and warm-season perennial weeds. Residual herbicides are ... during the summer will be at lower risk. Any stress (wet soils, potato leafhopper injury, etc) that ...

  3. C.O.R.N. Newsletter 2007-35

    https://agcrops.osu.edu/newsletters/2007/35

    may not have fully recovered from that stress because of the poor growing conditions this past summer ... control of early-emerging summer annuals such as giant ragweed, marestail, and lambsquarters. 3) Where ... herbicide effectiveness on specific weeds. 5) Late-summer seedings of alfalfa often become infested with ...

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

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

    discusses slug management on soybean and corn were recently uploaded onto the Plant Management Network News ... in Ohio and the summer one of hottest and driest. However the impact of drought and heat varied ...

  5. C.O.R.N. Newsletter 2012-34

    https://agcrops.osu.edu/newsletters/2012/34

    the problem is available at the Kentucky Pest News site that was written by our colleague, Doug ...

  6. C.O.R.N. Newsletter 2004-32

    https://agcrops.osu.edu/newsletters/2004/32

    samples and requirement for sending samples. It is best to phone the lab and determine costs, turn-around ... Mexican bean beetles in soybeans this past summer. Before adults go to wooded areas to overwinter, they go ... if grain is to be stored in the bin for long periods of time (i.e., into next summer). Empty bin ...

  7. C.O.R.N. Newsletter 2008-13

    https://agcrops.osu.edu/newsletters/2008/13

    postemergence situation. The good news here is that most preemergence corn herbicides can be applied to emerged ... Louisville. Most of the time it is a wet and cool early spring followed by a dry early summer that causes ... weeks. Not great news. This is against historical data which supported a near normal temperature May and ...

  8. C.O.R.N. Newsletter 2012-03

    https://agcrops.osu.edu/newsletters/2012/03

    a plow layer weighs approximately 2 million pounds. In more recent years soil test labs have moved away ... summer when marestail are still emerging.  Applying later in spring (late April/early May) can reduce the ...

  9. C.O.R.N. Newsletter 2010-05

    https://agcrops.osu.edu/newsletters/2010/05

    growing season. Hot, dry weather in the summer can greatly reduce legume growth and potential nitrogen ... the adult fed on diseased corn in the late summer or fall, it may carry the bacterium that causes ...

  10. C.O.R.N. Newsletter 2006-25

    https://agcrops.osu.edu/newsletters/2006/25

    aphids per plant will NOT cause a yield reduction. This late summer increase in aphid populations was ... the aphid’s overwintering host to determine the potential for problems next summer. Although there is ...

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