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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. Battle for the Belt: Season 2 Episode 12- Nitrogen Recommendations for Corn

    https://agcrops.osu.edu/newsletter/corn-newsletter/2024-19/battle-belt-season-2-episode-12-nitrogen-recommendations-corn

    Episode 12, we discuss nitrogen management in corn with Dr. Manbir Rakkar, the Ohio State Soil Fertility ... a major essential nutrient but the relationship between corn yield and nitrogen input is not always ... application at the V4/V5 stage, this application is necessary for yield, and crop uptake is at a high from the ...

  3. Potassium Uptake and Ohio Crop Response

    https://ohioline.osu.edu/factsheet/anr-0147

    a measure of the risk of yield loss at a given soil-test K level without fertilizer applied during the ... total K content of Ohio soils is between 12,500 ppm and 30,500 ppm (Ames & Gaither, 1913). Even ... yield. For loams and clays, this would be 170 ppm; for sandy soils, it is 130 ppm. The range of soil test ...

  4. 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 ...

  5. SCN and Soil Health Testing Opportunity for Ohio Growers

    https://agcrops.osu.edu/newsletter/corn-newsletter/2024-15/scn-and-soil-health-testing-opportunity-ohio-growers

    during, or after planting. Conducting a soil test in spring will indicate if SCN is present and the levels ... utilized for SCN testing. Additionally, by submitting your soil samples for SCN testing to our lab, you ... determine the most effective management strategy. It is crucial, therefore, to test your fields and know ...

  6. 2024 Agronomy Field Day

    https://agcrops.osu.edu/events/2024-agronomy-field-day

    Please RSVP to Morrow Soil and Water by August 18 at 419-946-7923. Speakers for the Day Include: Dr. ... Jagger, OSU Extension Tyler Butler and Mike Clapper, Morrow Soil and Water Conservation District Corn; ...

  7. Take Action Against Combine and Field Fires

    https://agcrops.osu.edu/newsletter/corn-newsletter/2024-20/take-action-against-combine-and-field-fires

    driving in the field can pose a risk to the dry field fodder. Smoldering materials may take 15 to 30 ...

  8. Rapid Growing Degree Day Accumulation in May

    https://agcrops.osu.edu/newsletter/corn-newsletter/2024-17/rapid-growing-degree-day-accumulation-may

    1 now sitting between 600 and 1000 (north to south). Precipitation was highly variable. Parts of west ... central, northeast, and southeast counties only received 1-2” (50-75% of normal). Other areas including ... monthly climate summaries. Weather Forecast Warm, summer-like weather will start the week off, with highs ...

  9. Regional Updates: June 11 – 17, 2024

    https://agcrops.osu.edu/newsletter/corn-newsletter/2024-19/regional-updates-june-11-%E2%80%93-17-2024

    scattered rain this past week, and most areas still have adequate soil moisture. Northwest – Kyle Verhoff, ... applications are still being made. Soybean is in good condition and most fields are between VC and V3 growth ...

  10. Interpreting Manure Sample Test Results

    https://ohioline.osu.edu/factsheet/anr-55

    per acre or 10 ppm, and a potassium soil test level of 50 pounds per acre or 25 ppm with a CEC of 20 ... determine the crop’s needs. The soil test will contain the current levels of nitrogen, phosphorus and ... with a yield goal of 180 bushels per acre and the field has a phosphorus soil test level of 20 pounds ...

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