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  1. 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 ...

  2. Ever-Evolving Aspects of Cannabis Production

    https://ohioline.osu.edu/factsheet/anr-99

    recreational status. Even though marijuana continues to be illegal at the federal level due to its high ... concentration goes beyond 0.3%. For obvious reasons, high tunnel and greenhouse operations face lower ... overall success of any cannabis production effort. Hemp programs overseen by state-level agencies also ...

  3. 2023 Annual Summary

    https://extension.osu.edu/extension-publishing/activity/2023-annual-summary

      (2017); Gary Gao and Maurus Brown; 12,349 Soil Testing for Ohio Lawns, Landscapes, Fruit Crops, and ... a total of 6,855 pages, maintaining a high quality-assurance rating requires regular testing and updates ... of Soil Bacteria  (2016);  James J. Hoorman; 26,885 Ohio Bee Identification  (2015);  Scott Prajzner ...

  4. Category 2C: Agricultural Weed Control

    https://extensionpubs.osu.edu/category-2c-agricultural-weed-control/

    soybeans, and herbicide programs for non-GMO soybeans. An index to all tables regarding herbicides is listed ...

  5. Category 2C: Agricultural Weed Control (PDF)

    https://extensionpubs.osu.edu/category-2c-agricultural-weed-control-pdf/

    soybeans, and herbicide programs for non-GMO soybeans. An index to all tables regarding herbicides is listed ...

  6. Wine Grape Cultivars for the Midwest

    https://ohioline.osu.edu/factsheet/anr-0138

    temperatures between 0 and minus 10 degrees Fahrenheit, and vines are often killed if temperatures reach minus ... the most challenging to grow even though they produce high-quality wines and typically are the ... Generally, they are processed into juices, jams, jellies, or wines. Well-managed vineyards have high yields ...

  7. 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 ...

  8. High Tunnel Workshop

    https://southcenters.osu.edu/events/high-tunnel-workshop

    Come join us for an informative workshop focused on high tunnel production, featuring information ... include: Long cane raspberry production in high tunnels High tunnel strawberry production Innovations in ... managing temperatures inside high tunnels Pest management in high tunnels Applying for cost shares for high ...

  9. 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 ...

  10. High Tunnel Workshop

    https://southcenters.osu.edu/horticulture/high-tunnel-workshop

    Come join us for an informative workshop focused on high tunnel production, with featuring ... focus during this event will include: Long cane raspberry production in high tunnels High tunnel ... strawberry production Innovations in managing temperatures inside high tunnels Pest management in high ...

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