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  1. Crop Response to Potassium Fertilizer in Ohio

    https://agcrops.osu.edu/newsletter/corn-newsletter/2024-04/crop-response-potassium-fertilizer-ohio

    of yield penalty with no K application decreases as soil K levels go above 100 ppm. If the soil test ... (2023) classified Mehlich-3 soil K levels into <70, 70-100, 100-130, 130-160, and >160 ppm to ... yield, the higher the yield increase from K fertilizer.   Generally, as the soil test K levels decreased, ...

  2. Crop Response to Phosphorus Fertilizer in Ohio

    https://agcrops.osu.edu/newsletter/corn-newsletter/2024-03/crop-response-phosphorus-fertilizer-ohio

    soil P levels go above 20 ppm. If the soil test P level is less than 20 ppm, there is an increased risk ... less than 10 ppm, the median relative yield was 87%. As the soil test P level increased above the ... the Mehlich-3 soil test P level. The Mehlich-3 soil P measures the readily available soil P for crop ...

  3. Statewide and Region Phosphorus Nutrient Use in Ohio

    https://agcrops.osu.edu/newsletter/corn-newsletter/2024-02/statewide-and-region-phosphorus-nutrient-use-ohio

    trends in mean soil test P (STP) levels between 1993 and 2015. Since 2003, Ohio's P 2 O 5 removal ... P recommendations from 1995 to today, review changes in soil test phosphorus (STP), and identify the sources of ... declines in Soil Test P. Soil test P is one factor that can mitigate chronic P loss at the edge of a field. ...

  4. Conservation Tillage & Technology Conference March 12-13 in Ada

    https://agcrops.osu.edu/newsletter/corn-newsletter/2024-04/conservation-tillage-technology-conference-march-12-13-ada

    valuable information. Among the speakers are Barry Fisher, a soil health expert; Dan Quinn, Purdue ... Biologics; Laura Johnson, Heidelberg University; Shawn Lucas, Kentucky State University; Terry Hofecker, Soil ... Agriculture and Natural Resources Educators in local counties with assistance from local Soil and Water ...

  5. Wheat Planting Management Considerations for Fall 2023

    https://agcrops.osu.edu/newsletter/corn-newsletter/2023-32/wheat-planting-management-considerations-fall-2023

    than corn or soybean, and soil test levels should be maintained between 30-50 ppm (Mehlich-3 P) for ... optimum production (Table 1). Do not add phosphorus if soil test levels exceed 50 ppm. Soil potassium ... should be maintained at levels of 100-130 and 120-170 ppm (Mehlich-3 K) on sandy soils (CEC < ...

  6. Ohio Turfgrass Foundation Spring Tee Off – March 7

    https://extops.cfaes.ohio-state.edu/newsletter/news-and-notes/february-16-2024/ohio-turfgrass-foundation-spring-tee-%E2%80%93-march-7

    at checkout (will reduce cost to $50). Visit ohioturfgrass.org/event/24SpringTeeOff to learn more ...

  7. Office of Outreach and Engagement Update

    https://extops.cfaes.ohio-state.edu/newsletter/news-and-notes/february-16-2024/office-outreach-and-engagement-update

    Programs of Excellence in Engaged Scholarship: To support and promote high-impact engaged ... annually that demonstrate excellence in community-engaged scholarship and meet the criteria of high ...

  8. Green Industry Conference Update

    https://extops.cfaes.ohio-state.edu/newsletter/news-and-notes/february-16-2024/green-industry-conference-update

    conference in Cincinnati. This was an impactful collaboration between agriculture and natural resources and ...

  9. Note from David Civittolo

    https://extops.cfaes.ohio-state.edu/newsletter/news-and-notes/february-16-2024/note-david-civittolo

    between us. We look forward to more Cabinet road trips across the state this year and visiting with more ...

  10. County/Unit Website Access Requests

    https://extops.cfaes.ohio-state.edu/newsletter/news-and-notes/february-16-2024/countyunit-website-access-requests

    content on your website. Staff should determine at the unit-level who is responsible for content on the ...

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