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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. New online database a "FRST" in fertilizer knowledge sharing

    https://cfaes.osu.edu/news/articles/new-online-database-frst-in-fertilizer-knowledge-sharing

    unbiased, science-based interpretation of soil test phosphorus and potassium values for crop fertilization ... FRST was developed in response to the pressing need to harmonize soil testing across state boundaries. ... It represents an improvement in our ability to evaluate soil test correlation.” In addition to Rakkar ...

  3. 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 ...

  4. Graduate Exit Seminar- Peter Renz

    https://senr.osu.edu/events/graduate-exit-seminar-peter-renz

    333C or  via Zoom. Peter will present, "Development of a Novel Biochemical Soil Health Indicator ... that is based on a Multivariate Soybean Yield Prediction Model." Abstract:  Soil Health (SH) ... problems much sooner. Unfortunately, recent publications showed that the existing SH tests were limited in ...

  5. Spring Forage Establishment

    https://agcrops.osu.edu/newsletter/corn-newsletter/2024-08/spring-forage-establishment

    Recommendations (https://forages.osu.edu/forage-management/soil-fertility-forages). Phosphorus levels for grass ... are optimal in the 20-40 ppm range, while the range for legumes is 30-50 ppm. When it comes to ... potassium the optimal range is 100-130 ppm for sandy soils with a CEC less than 5, for loam and clay soils ...

  6. Spring 2024 Weather & Soil Conditions: Update 6

    https://agcrops.osu.edu/newsletter/corn-newsletter/2024-13/spring-2024-weather-soil-conditions-update-6

    Soil Temperatures and Moisture A warm stretch of weather, with temperatures over the last 30 days ... averaging 3-6°F above normal, have resulted in daily average near surface soil temperatures in the mid to ... upper 60s for the bulk of Ohio (Figure 1). Forecast trends should help maintain mild soil temperatures ...

  7. Spring 2024 Weather & Soil Conditions: Update 5

    https://agcrops.osu.edu/newsletter/corn-newsletter/2024-12/spring-2024-weather-soil-conditions-update-5

    Soil Temperatures and Moisture   Figure 1: Daily average air temperature (dashed red), two-inch ... (green) and four-inch (blue) soil temperatures for spring 2024. Soil type and location of measurements ... (under sod or bare soil) are provided in the lower right corner of each panel. A map of all locations is ...

  8. Warning: Cicadas can be a tasty treat, but they can be hazardous to those allergic to seafood

    https://cfaes.osu.edu/news/articles/warning-cicadas-can-be-tasty-treat-they-can-be-hazardous-those-allergic-seafood

    soil and burrow underground, feeding on tree roots. Some 13 or 17 years later when they’re ready, the ... nymphs emerge from the soil, shed their skin, expand their wings, and harden and pigment their new ... important to cook any insect collected in the wild and avoid eating it raw. “While there is little risk of ...

  9. Spring 2024 Weather & Soil Conditions: Update 4

    https://agcrops.osu.edu/newsletter/corn-newsletter/2024-11/spring-2024-weather-soil-conditions-update-4

    with high flows on all the major rivers. Soils remain saturated compared to late winter conditions ... bump soil temperatures up into the 50s to low 60s by early next week. For more complete weather records ... average highs in the upper 50s to mid 60s. Showers should exit the state on Wednesday, with high pressure ...

  10. Graduate Exit Seminar- Julia Linder

    https://senr.osu.edu/events/graduate-exit-seminar-julia-linder

    Adaptation Behaviors Between Annual Row Crop and Perennial Fruit Farmers in Ohio." Abstract:  Climate ... long-term fruit production of their plants. Despite these different risks, most social science research in ... perspectives, vulnerabilities, and adaptation behaviors between row crop and fruit farmers in Ohio. The findings ...

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