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  1. Spring Garden Seminar

    https://hardin.osu.edu/events/spring-garden-seminar

    Cost- $50 (Master Gardeners Volunteers- $40) Call 419.674.8012 ...

  2. 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 ...

  3. 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 ...

  4. Conservation Tillage Club

    https://hardin.osu.edu/news/conservation-tillage-club

    monitor information about their fields’ soil variation and associated cropping practices to create ... Conservation Tillage Club breakfast program series is jointly sponsored by OSU Extension and the Soil and Water ...

  5. Spring Semester 2023 Course Spotlight

    https://ansci.osu.edu/news/spring-semester-2023-course-spotlight

    be online on Tuesdays and Thursdays from 1:00-2:50 pm.   ...

  6. FABE Professor's Group Selected for NASA’s ECOSTRESS Science and Applications Team

    https://fabe.osu.edu/news/fabe-professors-group-selected-nasa%E2%80%99s-ecostress-science-and-applications-team

    allow the team to develop novel methods to integrate ECOSTRESS and Soil Moisture Active Passive (SMAP) ...

  7. 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 ...

  8. ODA Testing

    https://hardin.osu.edu/events/oda-testing-1

    hhtps://agri.ohio.gov/divisions/plant-health/pesticides/exam-registration   ...

  9. Estimated and Soil Test Methods to Determine Supplemental N need after Flooding

    https://brown.osu.edu/news/estimated-and-soil-test-methods-determine-supplemental-n-need-after-flooding

    than 10 pounds of N for every 2 ppm reduction in soil sample N below the expected levels listed in ... field conditions, an understanding of loss mechanisms and other estimates of loss or soil tests may help ... soil temperatures between 55 to 65 degrees Fahrenheit, approximately 2 to 3% of soil nitrate is lost ...

  10. Data Analytics in Production Agriculture

    https://fabe.osu.edu/courses/agsysmt-5580

    actionable spatial and temporal management recommendations at the sub-field level. Laboratory exercises ...

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