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  1. Growing Degree Days vs. Calendar Days – How Long Will Emergence Take?

    https://agcrops.osu.edu/newsletter/corn-newsletter/13-2021/growing-degree-days-vs-calendar-days-%E2%80%93-how-long-will-emergence

    temperatures are 70 degrees F, heat unit accumulation per day would be 70 F – 50 = 20 GDDs. This would shorten ...

  2. Alfalfa Weevil Infestations Becoming Severe in Some Fields

    https://agcrops.osu.edu/newsletter/corn-newsletter/12-2021/alfalfa-weevil-infestations-becoming-severe-some-fields

    damage.  For more information on scouting and signs of damage, see the April 20 article in this newsletter: ...

  3. Cold Weather Impact on Corn and Soybean

    https://agcrops.osu.edu/newsletter/corn-newsletter/11-2021/cold-weather-impact-corn-and-soybean

    with lower stands can still produce exceptional yield. For example, in past research, a stand of 20 ... ,000 plants per acre planted on April 20 yielded 90% of the optimum. If stands are 15,000 plants per acre or ...

  4. Yes, Another Article About Freeze Symptoms in Winter Wheat

    https://agcrops.osu.edu/newsletter/corn-newsletter/11-2021/yes-another-article-about-freeze-symptoms-winter-wheat

    20s. In Southern Ohio, temperatures were mostly above 30°F with a dip to 26°F on April 23, recorded by ... remainder of the growing season. At Feekes 6 growth stage, temperatures >20°F caused no damage. However, ...

  5. Are Periodical Cicadas a Threat to Field Crops?

    https://agcrops.osu.edu/newsletter/corn-newsletter/12-2021/are-periodical-cicadas-threat-field-crops

    years of feeding by the nymphs, the trees have to be old and well established, minimally 20+ years old. ...

  6. Challenges Ahead

    https://agcrops.osu.edu/newsletter/corn-newsletter/11-2021/challenges-ahead

    the 20s and 30s was not that far off of normal for last freeze conditions for Ohio. The strongest ...

  7. Dicamba Training Opportunities

    https://pested.osu.edu/DicambaTrainingOpportunities

      Ohio accepts training sessions led by the product registrants (BASF, Bayer, and Syngenta). This ...   XTENDIMAX TRAINING INFORMATION Live webinars held every wednesday from 1/20/21-3/31/21 Click here  to see ... calendar and registration links Self-paced module coming soon Xtendimax product stewardship site:  ...

  8. Should you expect any freeze damage to winter wheat? Most likely, no.

    https://agcrops.osu.edu/newsletter/corn-newsletter/2021-07/should-you-expect-any-freeze-damage-winter-wheat-most-likely-no

    mid- to low 20s on Wednesday and Thursday. At Feekes 6 growth stage, our research has shown only a 5% ... reduction in wheat yield at a temperature of 20°F for 15-minute duration and 50% reduction in wheat yield at ...

  9. CFAES Ag Weather System 2021 Near-Surface Air and Soil Temperatures/Moisture

    https://agcrops.osu.edu/newsletter/corn-newsletter/08-2021/cfaes-ag-weather-system-2021-near-surface-air-and-soil

    according to the U.S. Drought Monitor. Column relative soil moisture compared to 2020 is down 8-20% across ...

  10. Register Now for Virtual CTC

    https://agcrops.osu.edu/newsletter/corn-newsletter/2021-04/register-now-virtual-ctc

    to 20 hours of presentations on current topics important for farmers, crop consultants, and ... others. All 20 hours qualify for CCA credits. At least 5 to 10 hours will qualify for CLM credits. ... Registration is $50. That gives you access to the entire Virtual CTC 2021. Check out the full Program schedule ...

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