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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. 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 ...

  3. Interpreting a Soil Test Report

    https://ohioline.osu.edu/factsheet/AGF-514

    Soil test values may be reported in parts per million (ppm) or pounds per acre (lb/ac). To convert from ... ppm to lb/ac, multiply ppm by two. Phosphorus, potassium, calcium, and magnesium soil test values are ... 250–310 125–155 CEC=30 meq/100g 300–360 150–180 Calcium (Ca) 800–16,000 400–8,000 Levels less than 200 ppm ...

  4. Phosphorus Nutrient Management for Yield and Reduced P Loss at Edge of Field

    https://ohioline.osu.edu/factsheet/agf-509

    site and rate criteria from Assessing Nutrient Loss Risk in Ohio (NRCS) between 50 to 200 PPM. Time ... step 7. STP value of 50 PPM Mehlich III or less: CROP YIELD —Reduce risk of crop yield losses with ... available. The maintenance STP range is "critical level" to 40 PPM in corn soybean rotation and 50 ...

  5. Ammonia Emission from Animal Feeding Operations and Its Impacts

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

    50 ppm, increased levels of keratoconjuctivitis 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 ...

  6. Chow Line: Refrigerated leftovers safe to eat up to four days after Thanksgiving

    https://cfaes.osu.edu/news/articles/chow-line-refrigerated-leftovers-safe-eat-four-days-after-thanksgiving

    the holiday celebrations this year, while 46% of people will ask unvaccinated guests to test negative ... refrigeration, the risk of foodborne-illness-causing bacteria growing on those leftovers increases, Ilic said. ... “This is especially important for people that may be at increased risk of infections, such as elderly, ...

  7. A Research Powerhouse

    https://cfaes.osu.edu/about/research-powerhouse

    $50 million in new awards 637 proposals submitted 25 new innovators 38 invention disclosures 18 ...

  8. Course Flyers, Graduate Exit Seminars and More

    https://senr.osu.edu/news/course-flyers-graduate-exit-seminars-and-more

    the following courses: ENR 5261- Environmental Soil Physics ENR 5268- Soils and Climate Change ENR ...

  9. Test Initiative Description

    https://cfaes.osu.edu/node/14923

    as little as two years. ATI is able to offer highly-specialized certificate programs that augment our ... Director for Diversity, Equity and Inclusion.         Tim Haab   CFAES Rapid Response Task Force Test ... description Test descriptionTest descriptionTest descriptionTest descriptionTest descriptionTest descriptionTest ...

  10. Creating a Final Business Retention and Expansion (BRE) Community Report

    https://ohioline.osu.edu/factsheet/cdfs-4107

    introduction. 5. Introduction of BRE Program The main difference between the executive summary and the ... between governmental entities and public/private organizations is needed. Low-to-moderate income housing ... International Economic Development Council, ED Now (newsletter), May 6, 2019. iedconline.org/index ...

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