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  1. Nutrient Management of Forage Crops Intended for Hay

    https://ohioline.osu.edu/factsheet/anr-0109

    is to maintain soil test P and K between the “critical level” (minimum) and “maintenance limit” ... level before planting. The estimated amount of P 2 O 5 required to raise a soil test 1 PPM is 20 pounds ... For example, if a soil test is 100 PPM and the goal is to increase the soil test to a critical level ...

  2. Calculating Cation Exchange Capacity, Base Saturation, and Calcium Saturation

    https://ohioline.osu.edu/factsheet/anr-81

    example of typical soil test levels in Ohio (in ppm). We can calculate the collective charge each cation ... by the soil test levels. For calcium, a soil test level of 2000 ppm, divided by 200 equals 10.0 ... (ppm) to meq/100 g soil for base and acid cations to determine CEC. Base Cation Soil test level (ppm ...

  3. NSF-funded center to drive development of US natural rubber industry

    https://fabe.osu.edu/news/nsf-funded-center-drive-development-us-natural-rubber-industry

    creating bridges between engineering, biology and agriculture, to revolutionize alternative natural rubber ... imports.” Disease and high demand threaten the tropical rubber tree  Hevea brasiliensis, the world’s primary ... natural rubber source. In 2019, 10% of the natural rubber supply was lost to disease – and the risk for ...

  4. Autumn 2024 SENR Seminar Series

    https://senr.osu.edu/about-us/events/autumn-2024-senr-seminar-series

    Disturbed Soils and Remediation Oct. 8*   EPN Breakfast: Our Minds Matter: Enhancing climate resilience ... Titles coming soon Oct. 22 Dr. Jim Ippolito Attempting to Solve the Soil – Water – Phosphorus Puzzle Oct. ... anthropogenic hazards to nocturnally-migrating birds Nov. 12*   EPN Breakfast: Healthy Soils for Environmental ...

  5. 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. ...

  6. Updated Field Guide on Aquatic Invasive Species available

    https://senr.osu.edu/news/updated-field-guide-aquatic-invasive-species-available

    as they are highly adaptable, quickly dominating lakes, ponds, rivers and wetlands.  "My team ...

  7. Kevin Wyatt

    https://senr.osu.edu/our-people/kevin-wyatt

    and wetlands. Current research in my lab explores interactions between primary producers (algae, ... interactions between autotrophic and heterotrophic microorganisms that range from mutualistic to antagonistic ...

  8. Allison Rober

    https://senr.osu.edu/our-people/allison-rober

    structure and function of aquatic microbial communities. My lab also examines associations between ...

  9. CARTEENS Class

    https://franklin.osu.edu/events/carteens-class-120

    payment is required in the amount of  $50.  Click here   to register. If you need to change sessions, ...

  10. Response of Soils and Crops to Gypsum Application in Ohio

    https://ohioline.osu.edu/factsheet/anr-0153

    improved organic matter levels. Gypsum as a source of calcium (Ca) for soil balancing: The quantity of one ... ANR-0153 Agriculture and Natural Resources 07/26/2024 Manbir Rakkar, Soil Fertility ... soil balancing of base cations and as a soil amendment to improve soil tilth and health (Chen and Dick, ...

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