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  1. Spring Forage Establishment

    https://dairy.osu.edu/newsletter/buckeye-dairy-news/volume-26-issue-2/spring-forage-establishment

    Recommendations (https://forages.osu.edu/forage-management/soil-fertility-forages). Phosphorus levels for grass ... are optimal in the 20-40 ppm range, while the range for legumes is 30-50 ppm. When it comes to ... potassium, the optimal range is 100-130 ppm for sandy soils with a cation exchange capacity (CEC) less than ...

  2. Developing Phosphorus and Potassium Recommendations for Field Crops

    https://ohioline.osu.edu/factsheet/agf-0515

    determined using field studies to correlate soil test levels to crop yield response. Ohio data was used to ... This framework strives to build soil test levels up to and beyond a critical level, and then maintain ... these levels over time. The critical level is a key component to this framework. Soil test levels above ...

  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. Organic Matter Key In Soil Health- Here Are Signs To Look For

    https://wayne.osu.edu/news/organic-matter-key-soil-health-here-are-signs-look

    and biological properties. A soil test is a great way to get a baseline understanding of some of the ... relationships and intricacies between soil biology, organic matter, and actively growing roots, it makes perfect ... compaction, and a high presence of beneficial organisms. As you continue to work on your soil health, it is ...

  5. Soil Phosphorus and Crop Response to Phosphorus Fertilizer in Ohio

    https://ohioline.osu.edu/factsheet/anr-0146

    responding to applied P can best be predicted by soil-test P levels. Recently, Culman et al. (2023) published ... 29.9% of trials, soybean in 14.2% of trials, and wheat in 36.8% trials. Critical soil test levels ranged ... Furthermore, the risk of yield loss with no P application decreased as the soil P level increased. As per the ...

  6. Michael Bumgarner honored as 2024 Animal Sciences Hall of Fame Inductee

    https://ansci.osu.edu/news/michael-bumgarner-honored-2024-animal-sciences-hall-fame-inductee

    department.  Throughout his undergraduate career at Ohio State, Mike was a member of the highly successful ... a licensed commodity broker specializing in risk management strategies in livestock marketing.  Mike has ... addressing high priority needs of those with production agriculture as a career endeavor.  Mike has been an ...

  7. Forage Testing for Beef Cattle

    https://ohioline.osu.edu/factsheet/anr-0149

    0.12% Mg. High soil potassium levels are associated with increased incidence of grass tetany. The ratio ... (ppm). If the forage contains a high level of molybdenum (2 ppm) or sulfur at 0.25%, Cu could be ... samples are low in Zn. The recommended levels for zinc are between 30 and 1,000 parts per million (ppm ...

  8. Key To Alfalfa Growth Is Weed Control; Start Sooner Rather Than Later

    https://wayne.osu.edu/news/key-alfalfa-growth-weed-control-start-sooner-rather-later

    Generations ago, Alfalfa was given the nickname “Queen of Forages”, because of its high quality ... soil nutrient resources, especially in the summer months.  Not only will they thin the stand, but they ... can reduce the quality of the harvested forage.  While some weeds can actually contribute high protein ...

  9. Lallemand Field Tech Position

    https://ansci.osu.edu/april-29th-2024-april-22nd-2024/lallemand-field-tech-position

    Lallemand is offering an entry-level position as a field tech- doing their Explorer analysis of ...

  10. 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. ...

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