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  1. Isolation Requirements for Identity Preserved (IP) Non-GMO Corn Production

    https://agcrops.osu.edu/node/4427

    U.S. In comparisons of open-pollinated varieties with hybrids in the Ohio Corn Performance Test, hybrid ...

  2. 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 ...

  3. How Climate Affects Corn Production

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

    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 ...

  4. Date of Planting

    https://agcrops.osu.edu/node/4418

    conditions allow is usually safe. The latest practical date to plant corn ranges from about June 15 in ... across site years, yields decreased about 11 percent. For five of the 14 site years, yields of the later ... reduction in GDD requirement was about 6.5 GDDs. A hybrid rated at 2,800 GDDs with normal planting dates ...

  5. 2023 Water Quality Wednesdays

    https://agcrops.osu.edu/newsletter/corn-newsletter/2022-42/2023-water-quality-wednesdays

    2023: Cover Crops Volume 2 March 29, 2023: Wetlands Individuals with questions about Water Quality ...

  6. Making Replant Decisions

    https://agcrops.osu.edu/node/4422

    beneath or at the soil surface (up until about the six-leaf collar stage). If new leaf growth appears ...

  7. Corn Pest Management

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

    offices and online at CFAES publications at:  estore.osu-extension.org/. Insect Control  Many insects will ... is about 30 days after planting) and have also been linked to a negative impact on honey bees and ...

  8. Plant Populations and Seeding Rates

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

    State University research, optimum plant populations for silage are about 2,000 to 4,000 plants per acre ... moisture averaged about 24 percent on the first harvest date, 18 percent on the second harvest, and 17.5 ...

  9. Ohio Certified Crop Adviser Pre-Exam Preparation Class

    https://agcrops.osu.edu/events/ohio-certified-crop-adviser-pre-exam-preparation-class

    class is $250/person which includes the publications listed below, lunch both days, and other program ... 2022. Publications included with registration: Ohio Agronomy Guide Ohio, Indiana & Illinois Weed ...

  10. Fertilization

    https://agcrops.osu.edu/node/4389

    (agcrops.osu.edu/publications/tri-state-fertility-guide-corn-soybean-wheat-and-alfalfa) for nitrogen, phosphorus and potassium recommendations. The following discussion of these ... nutrients have been adapted from this publication.  Nitrogen (N)  Nitrogen rates are based on yield ...

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