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  1. Gibberella Ear Rot and Mycotoxins in Corn: Sampling, Testing, and Storage

    https://ohioline.osu.edu/factsheet/AC-52

    screening steps. Semi-quantitative tests estimate vomitoxin at or above certain levels (>5 ppm) or within ... (DON), also called vomitoxin. As a result, high levels of Gibberella ear rot severity and moldy grain are ... usually accompanied by high levels of vomitoxin. Mycotoxins are harmful to both humans and animals. ...

  2. Faces of Ohio 4-H — Linda Roe Joseph

    https://ohio4h.org/january-2023/faces-ohio-4-h-%E2%80%94-linda-roe-joseph

    and, between the two of them, represented the board since 2003. Linda has dedicated the past nine years ...

  3. Converting between Mehlich-3, Bray P, and Ammonium Acetate Soil Test Values

    https://ohioline.osu.edu/factsheet/anr-75

    Bray P. When only soil test values in the agronomic range were considered (less than 50 ppm Bray P), ... relationships between Mehlich-3, Bray P, and Ammonium Acetate soil test extractants in the Tri-State Region. ... 3–1170 ppm, and Mehlich-3 K values ranged from 25–899 ppm. We examined relationships with all soil test ...

  4. Calendar of Events

    https://ohio4h.org/january-2023/calendar-events

    more than 125 topics such as career exploration, risk management, camping, leadership, cake decorating, ...

  5. OSU Feed Kit Activities

    https://ohio4h.org/livestock/osu-feed-kit-activities

    Feed Classification Labels Example Ration Activities Pearson Square Example Scenario Editable Pearson ...

  6. Puerto Rico Experience Encourages Cultural Understanding

    https://ohio4h.org/january-2023/puerto-rico-experience-encourages-cultural-understanding

    experiences could be conducted at a state, national, or international level, with the goal that they immerse ...

  7. Grapevine Nutrient Management: Petiole Sampling and Analysis

    https://ohioline.osu.edu/factsheet/hyg-1438

    availability. However, there is a poor relationship between soil and plant nutrient levels. While a soil may be ... adequate levels of another nutrient while the soil test indicates a deficiency. This poor relationship may ... Manganese (Mn) 25–1,000 ppm 3 31–150 ppm Iron (Fe) 30–100 ppm 31–50 ppm Copper (Cu) 5–15 ppm 5–15 ppm Boron ...

  8. NEW!!!! Livestock Judging Team

    https://woostercampuslife.cfaes.ohio-state.edu/january-9-15-2023/new-livestock-judging-team

    livestock judging, succeeding in placings and reasons on the national level. Seth now frequently serves as ... swine judge on the state and national level. “I not only want to make a competitive livestock judging ...

  9. Developing Phosphorus and Potassium Recommendations for Field Crops

    https://ohioline.osu.edu/factsheet/AGF-515

    + (0.05 x CEC))] + (YP x CR) + 20 CL is the critical level (100 ppm at a CEC of 10), STL is the soil test ... test results are based on soil calibration studies that correlate soil test levels to crop yield ... crop (buildup stage). Once soil test values reach the critical soil test level, a maintenance approach ...

  10. Interpreting a Soil Test Report

    https://ohioline.osu.edu/factsheet/agf-0514

    suitability to grow a chosen crop. Phosphorous and potassium soil test levels help us know if fertilizer is ... values is needed if they are not reported as ppm using a Mehlich 3 soil test. Soil test values reported ... in pounds per acre are converted to ppm by dividing pounds per acre by 2. If phosphorus soil test ...

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