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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. Ohio’s Premier Ag Conference March 12-13 in Ada

    https://agcrops.osu.edu/newsletter/corn-newsletter/2024-05/ohio%E2%80%99s-premier-ag-conference-march-12-13-ada

    Sixty outstanding presenters with topics on agronomic crops, soil health, nutrient management, ... sessions include Soil Health, Cover Crops and No-till; Nutrient Management; Agronomic Crop Management; and ... about 4:30 p.m. Sessions will include: Soil Health, Cover Crops and No-till; Agronomic Crop Management; ...

  4. 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. ...

  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. Food Business Central Course Now Available

    https://extops.cfaes.ohio-state.edu/newsletter/news-and-notes/march-1-2024/food-business-central-course-now-available

    North Central Risk Management Education. To access the course, visit go.osu.edu/foodbusinesscentral. ...

  7. Growers and Retailers Needed: Understanding Yield Response to K Applications in Ohio

    https://agcrops.osu.edu/newsletter/corn-newsletter/2024-05/growers-and-retailers-needed-understanding-yield-response-k

    consultants, retailers, and farmers have been concerned that soil K values have been decreasing.  One cause for ... Fields need to be in a corn and soybean rotation and have pH levels within acceptable range.  Fields ... field plots.  The Ohio State University will work with the farmer or consultant to collect needed soil ...

  8. Weeds Survey Maps Now Available

    https://extops.cfaes.ohio-state.edu/newsletter/news-and-notes/march-1-2024/weeds-survey-maps-now-available

    A recent collaboration between Kx and Extension has resulted in an online tool that shares the ...

  9. Lawn Mower Clinic 2024

    https://fabe.osu.edu/events/lawn-mower-clinic-2024

    $50, we will service your  walk-behind lawn mower over the course of one weekend. Please take note of the ...

  10. Spring Planting Weather/Climate Outlook

    https://agcrops.osu.edu/newsletter/corn-newsletter/2024-05/spring-planting-weatherclimate-outlook

      https://www.usanpn.org/files/npn/maps/six-leaf-index-anomaly.png Finally, the question is what about the last spring freeze date in 2024? Typically we see the last ...

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