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  1. Agricultural Fertilizer Applicator Certification Training and Testing Option

    https://agcrops.osu.edu/newsletter/corn-newsletter/2023-02/agricultural-fertilizer-applicator-certification-training-and

    this certification. If you have any questions about whether you are required to have a fertilizer ... electronic format for Ohio State University Extension Publication. A link to purchase the manual is ...

  2. Corn Growth and Development

    https://agcrops.osu.edu/node/4409

    tasselcompletely extended. A single plant can release ½ million or more pollen grains per day; silks receptive to pollen for about 10 days. R2 Blister 266 1686 Occurs   10-14 ... ear. R5 Dent – 1/2  milk line     Occurs about ... publication No. 6102, Rev. 2013  **Based on horizontal leaf method for staging plant growth (V/R-stage is ...

  3. Controlling Slugs and Voles in Cover Crops

    https://agcrops.osu.edu/newsletter/corn-newsletter/2023-04/controlling-slugs-and-voles-cover-crops

    grower realizes they’re there. Tim provided us with some easily implemented cultural control methods. He ... more about the OSU Extension Water Quality team, you can visit their website at ...

  4. Weather Update: Transitioning to Spring: Will Spring-like Weather Continue?

    https://agcrops.osu.edu/newsletter/corn-newsletter/2023-05/weather-update-transitioning-spring-will-spring-weather-continue

    Figure 1 shows that much of the state will end the month with temperatures about 5-10°F above the ...

  5. Late Planting

    https://agcrops.osu.edu/node/4336

    for the first half of June are about 200,000 to 225,000 seeds per acre. For the last half of June, ... a four-day delay in planting delays physiological maturity about one day. In the last half of June it takes ... goes down and there is concern about whether late maturing varieties will mature metering to achieve ...

  6. Upcoming Ohio Certified Crop Adviser Pre-Exam Preparation Class

    https://agcrops.osu.edu/newsletter/corn-newsletter/2022-40/upcoming-ohio-certified-crop-adviser-pre-exam-preparation-class

    includes the publications listed below, lunch both days, and other program materials. Don’t wait to ... register as class size is limited to 25, and registration closes on December 20, 2022. Publications ...   https://www.certifiedcropadviser.org/exams/registration. For more information about the CCA program, visit  ...

  7. Growing Degree Day (GDD) Maturity Rating System

    https://agcrops.osu.edu/node/4413

    calculation method most commonly used for corn in the U.S. is the 86/50 cutoff method. GDD are calculated as ...

  8. USDA Urban Agriculture Grant

    https://cuyahoga.osu.edu/news/usda-urban-agriculture-grant

    The U.S. Department of Agriculture (USDA) is making available up to $ 7.5   million for grants ...

  9. How Climate Affects Corn Production

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

    slowly at about 50 degrees Fahrenheit, the first spring planting dates usually begin when the average air ... corn is about 10-inches tall and the probability of freezing temperatures greatly decreases. The loss ... system. When plants are very small (prior to six-leaf collar stage), they generally are killed after about ...

  10. Replanting

    https://agcrops.osu.edu/node/4338

    example: A stand count reveals that for most of the field there are about 1.5 plants per foot of 7.5-inch ... recommended seeding rate for the date on which the interseeding could take place, plus about 10 percent to ... seeds per foot of row or about 100,000 seeds per acre or 40 pounds of seed if there were 2500 seeds per ...

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