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  1. Weather Update: Ample July Precipitation for Most

    https://agcrops.osu.edu/newsletter/corn-newsletter/2022-24/weather-update-ample-july-precipitation-most

    in July. Figure 1 shows that much of western and central Ohio have picked up more than 150% of normal ... left highly variable crop conditions, though much of the stress from dry weather in June has been ... rainfree. Temperatures will be kept in check, with highs in the 70s expected on Tuesday, and upper 70s to ...

  2. Managing Corn and Nitrogen with Water Excess Conditions

    https://agcrops.osu.edu/newsletter/corn-newsletter/2022-19/managing-corn-and-nitrogen-water-excess-conditions

    affected by excess water. Additionally, some research suggests a connection between soil potassium (K) ... levels and N uptake, so ensuring soils are not limiting for K is important to optimize N uptake. We are ... frequency and intensity over the past 50 years, making farming more challenging. Not new to Ohio, wet ...

  3. Start with Reduce and Reuse

    https://ohio4h.org/earthday/start-with-reduce-reuse

    or other nonprofit organization.  Background  A movement to shift society from high production and ...

  4. Lime Considerations

    https://agcrops.osu.edu/newsletter/corn-newsletter/2021-40/lime-considerations

    for grazing animals. Soil test magnesium levels need to be greater than 50 ppm (100 lb) for optimal ... corn, soybean, wheat, and alfalfa production on fine to medium textured soils and greater than 35 ppm on ... magnesium ratio is larger than 1. High calcium lime should be used in situations where the soil test calcium ...

  5. Delayed Corn Planting and the U2U Tool

    https://agcrops.osu.edu/2022-16/delayed-corn-planting-and-u2u-tool

    freeze temperature values. You can use U2U to test different scenarios and inform your decisions, ... the previous scenario, but the chances are still high. Figure 2. U2U projections for Hancock County ... mitigate the risk of fall frost or killing freeze before the crop reaches maturity. Emerged corn at the V1 ...

  6. Ice Cores: A Layer Cake of Snow

    https://ohio4h.org/earthday/ice-cores

    collect and analyze data from sources such as ice, soil, water, air, and even plant life. They use the ...

  7. Defoliation in Soybean and Corn

    https://agcrops.osu.edu/newsletter/corn-newsletter/2022-24/defoliation-soybean-and-corn

    treatment when silks are clipped to less than ½ inch and, fewer than 50% of the plants have been pollinated, ... from various species might look startling, it is rather rare that this reaches economic levels ... based on more modern crop values and input costs. A rescue treatment is advised when defoliation levels ...

  8. Kazak scholar visiting South Centers

    https://southcenters.osu.edu/spring-summer-2022/kazak-scholar-visiting-south-centers

    test kit, carbon sequestration modeling, and soil health computations using different approaches. It is ... Processes and Industrial Ecology, Satpayev University, Almaty, Kazakhstan, has joined the Soil, Water and ... remediation, environment and soil quality, soil analysis, and soil and environment monitoring.  During his stay ...

  9. Crop Water Use in Corn – What Do We Know?

    https://agcrops.osu.edu/newsletter/corn-newsletter/2022-23/crop-water-use-corn-%E2%80%93-what-do-we-know

    this point in the season. Crop water use is a significant factor in obtaining high yields (Figure 2). ... consists of two components: water losses from the soil (evaporation) and water losses from the crop ... is through transpiration (direct losses of water from soil evaporation are much lower as most light ...

  10. Head Scab Risk has Increased Across Ohio

    https://agcrops.osu.edu/2022-16/head-scab-risk-has-increased-across-ohio

    days, the risk for head scab is now moderate across most of the state of Ohio, and high across the ... Due largely to rainfall, high relative humidity, and warmer temperatures over the last several ... south. The risk is low in NW Ohio. This would be the time to apply a fungicide to control head scab and ...

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