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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. Brundige Legacy Foundation

    https://franklin.osu.edu/program-areas/4-h-youth-development/club-advisor-resources/brundige-legacy-foundation

    at the county level along with the 4-H Professionals. It is our intent by offering grant awards ...

  4. Developing Phosphorus and Potassium Recommendations for Field Crops

    https://ohioline.osu.edu/factsheet/AGF-515

    + (0.05 x CEC))] + (YP x CR) + 20 CL is the critical level (100 ppm at a CEC of 10), STL is the soil test ... test results are based on soil calibration studies that correlate soil test levels to crop yield ... crop (buildup stage). Once soil test values reach the critical soil test level, a maintenance approach ...

  5. 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 ...

  6. Tri-State Green Industry Conference (GIC)

    https://beht.osu.edu/events/tri-state-green-industry-conference-gic

    January 19): $125 Student Registration (before February 2): $25 On-Site Registration (February 2): $150 ... between: Ohio State University Extension Purdue Extension University of Kentucky Cooperative Extension ...

  7. Ohio Data that Shaped the Tri-State Fertilizer Recommendations

    https://ohioline.osu.edu/factsheet/agf-518

    that very low soil test levels require high fertilizer rates, but as soil test levels increase, our ... able to answer the question, “At what soil test level should I apply fertilizer to see a yield ... response?” To answer this question, we need to establish a critical soil test level.  For each trial, we ...

  8. Greenhouse Management Workshop: MORE with LESS energy

    https://beht.osu.edu/events/greenhouse-management-workshop-more-less-energy

    days: $150 | No early bird special. | Use code VIRT-23 when registering online. ...

  9. CFAES News | 1.4.2023

    https://vp.cfaes.ohio-state.edu/email/cfaes-news-142023

    mission. The award celebrates the connection between our CFAES values and our land-grant DNA. Therefore, ... includes courses offered at regional campuses and undergraduate or graduate level courses. Courses can be ... the skills needed to be a high performing leader through gaining the Foundational Leadership ...

  10. First Timer Agricultural Fertilizer License Training

    https://beht.osu.edu/events/first-timer-agricultural-fertilizer-license-training

    Fertilizer Certification is required for applications to more than 50 acres of crops grown for sale in Ohio. ...

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