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  1. Plant Populations and Seeding Rates

    https://agcrops.osu.edu/node/4421

    When corn is produced for grain in Ohio, recommended plant populations at harvest (or final stand) ... 31,000 to 32,000 seeds per acre will optimize yields in most Ohio production environments. For fields ... that higher seeding rates do not necessarily require higher nitrogen rates. In Ohio State University ...

  2. Days to Maturity Rating System

    https://agcrops.osu.edu/node/4412

    The most common maturity rating system is the days to maturity system. This system does not ... reflect actual calendar time between planting and maturity―a 106-day hybrid, for example, does not ... actually mature 106 days after planting. A days to maturity rating is based on relative differences within ...

  3. Dissertation Research, Pre-Candidacy PhD

    https://fst.osu.edu/courses/fdscte-8998

    and/or field resources at The Ohio State University in Columbus, Wooster and other associated research ...

  4. How Climate Affects Corn Production

    https://agcrops.osu.edu/node/4407

    temperatures for growth vary between day and night, as well as over the entire growing season. For example, ... (pollination) and grainfill stages. Corn yield may be reduced 1.5 bushels per acre for each day the temperature ... hours, however, and conditions severe enough to cause this problem are unusual in Ohio.  Precipitation ...

  5. How Climate Affects Corn Production

    https://agcrops.osu.edu/node/4406

    temperatures for growth vary between day and night, as well as over the entire growing season. For example, ... (pollination) and grainfill stages. Corn yield may be reduced 1.5 bushels per acre for each day the temperature ... hours, however, and conditions severe enough to cause this problem are unusual in Ohio.  Precipitation ...

  6. Corn Pest Management

    https://agcrops.osu.edu/node/4424

    the major pest control problem in corn production in Ohio. Specific chemical weed control ... is about 30 days after planting) and have also been linked to a negative impact on honey bees and ... oardc.ohio-state.edu/ag/images/545_Final_2013(3).pdf. The risk of injury from insects will vary largely depending on weather and region. Knowledge of ...

  7. Insect Control

    https://agcrops.osu.edu/node/4379

    effective for protecting yield from insect damage. For products labeled for soybean insects, see Ohio State ... soybean foliage soon after soybean emergence. Bean leaf beetles pass through two generations in Ohio with ... August or early September. The time of peak occurrence of BLB adults per generation may differ from field ...

  8. Production of Other Small Grain Species

    https://agcrops.osu.edu/node/4396

    6-14. Insect control recommendations can be found in Extension Bulletin 545,  Insect Pests of Field ... 40 20 55 70 90 50-80  25-40  30 45 65 90 45 15 25 35 100 50 0 0 0 Table 6-14: Examples of Potassium ...

  9. Disease Management

    https://agcrops.osu.edu/node/4391

    after flowering. This is 14 to 21 days before actual head scab symptoms are observed. Therefore, the ... Disease is one of the major factors limiting wheat yield and quality in Ohio and other Midwestern ... susceptible, and how the disease causing organism survives and spreads. In Ohio, the most frequently occurring ...

  10. Maturity

    https://agcrops.osu.edu/node/4411

    one to two weeks before the first killing frost in the fall. Use days to maturity and Growing Degree ... Day (GDD) ratings along with grain moisture data from performance trials to determine differences in ...

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