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  1. 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 ...

  2. 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 ...

  3. Metro High School

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

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

  4. 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 ...

  5. 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 ...

  6. OSU Research Internship Program

    https://grad.cfaes.ohio-state.edu/future-students/opportunities-undergraduates/summer-research-experiences/osu-research-internship

    conducted and will be settled between the student and the ORIP mentor. ORIP will pay up to 150 hours of the ... Who: Graduating high school seniors and current underclassmen at college or university over the ... annual summer research internship opportunity for motivated graduating high school seniors and current ...

  7. 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 ...

  8. Master Gardener Volunteer Forms

    https://butler.osu.edu/program-areas/master-gardener-volunteers/master-gardener-volunteer-forms

    Programs with Minors, Policy 1.50 Activities and Programs with Minors, Policy 1.50 Signature Page ...

  9. Lawn Mowing

    https://ohioline.osu.edu/factsheet/hyg-5816

    limited soil moisture can lead to signs of stress and increased risk of turfgrass loss in closely mowed ... pesticide applications, for cultivating and maintaining a high-quality lawn. Properly mowed lawns have ... manufacture sugars, fueling their development into a high-quality lawn. When mowed at low heights, turfgrasses ...

  10. Ammonia Emission from Animal Feeding Operations and Its Impacts

    https://ohioline.osu.edu/factsheet/AEX-723.1

    50 ppm, increased levels of keratoconjunctivitis and tracheitis have been observed. These trachea and ... causes high ammonia levels inside animal production buildings, especially in winter months when the ... concentrations. People begin to detect odors at 5–50 ppm. Irritation to mucous surfaces occurs at 100–500 ppm ...

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