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  1. Innovative tech shows promise to boost rubber production in US

    https://fabe.osu.edu/news/innovative-tech-shows-promise-boost-rubber-production-us

    With disease and high demand posing threats to the world’s primary natural rubber supply in ... Beyond tires, rubber has applications in an estimated 50,000 products. The need is urgent for a domestic ... imports for natural rubber. In 2019, 10% of the natural rubber supply was lost to disease – and the risk ...

  2. January 2024 Highlights

    https://fst.osu.edu/january-2024-highlights

    contest included 87 high school students from 26 schools at the state level. Serving as superintendents of ...

  3. Environment, Economy, Development and Sustainability (EEDS)

    https://aede.osu.edu/node/7415

    Development  or  International Development.  Since EEDS is a joint major between our department and the School ... to complement their work in their major program of study. EEDS is a joint program between our ...

  4. 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 ...

  5. Phosphorus (P) Nutrient Use in Ohio

    https://ohioline.osu.edu/factsheet/anr-0143

    percent of Ohio counties had decreasing trends in mean soil test P (STP) levels between 1993 and 2015. ... a large degree for given soil test P (STP) values and crop production levels. In instances with the same ... reduced median soil test P (STP) levels across most Ohio counties from 1995 to 2015 supports this finding ...

  6. 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 ...

  7. Metro High School

    https://fabe.osu.edu/node/10827

    Encore House Aimee Moore kw Wednesday, March 20, 2024 (All day) ...

  8. Yellowstone to Yukon: Enhancing Rocky Mountain animal migration through remote sensing and international collaboration

    https://epn.osu.edu/events/yellowstone-yukon-enhancing-rocky-mountain-animal-migration-through-remote-sensing-and

    telemetry, GPS, and remote camera traps. He combines this high-tech work with traditional methods, collecting ...

  9. 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 ...

  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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