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  1. Zhenhao (Leo) Guan

    https://southcenters.osu.edu/people/zhenhao-leo-guan

    Zhenhao (Leo) Guan Research Assistant II guan.418@osu.edu Soil and Bioenergy ...

  2. 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 ...

  3. Register Now for Extension Annual Conference; Hotel Deadline is Today

    https://extops.cfaes.ohio-state.edu/newsletter/news-and-notes/november-21-2023/register-now-extension-annual-conference-hotel-deadline

    pass; and $150 for student registration. If you have any questions, email ShaLise Simmons ...

  4. Take a Virtual Tour of the new CEARC

    https://extops.cfaes.ohio-state.edu/newsletter/news-and-notes/november-21-2023/take-virtual-tour-new-cearc

    learn about the high-tech control system, and hear from some of the people advancing sustainable and ...

  5. Chestnut Anthracnose

    https://ohioline.osu.edu/factsheet/plpath-fru-0051

    tissue. While rare, orange spore masses can form on the shell lesions during prolonged periods of high ... turgid, the tissue is healthy. The squeeze test works only on fresh chestnuts that are fully hydrated. On ... parents in seedling orchards. Table 1. Level of anthracnose incidence in commercially grown chestnut ...

  6. Developing Phosphorus and Potassium Recommendations for Field Crops

    https://ohioline.osu.edu/factsheet/AGF-515

    + (0.05 x CEC))] + (YP x CR) + 20 CL is the critical level (100 ppm at a CEC of 10), STL is the soil test ... test results are based on soil calibration studies that correlate soil test levels to crop yield ... crop (buildup stage). Once soil test values reach the critical soil test level, a maintenance approach ...

  7. Ohio Data that Shaped the Tri-State Fertilizer Recommendations

    https://ohioline.osu.edu/factsheet/agf-518

    that very low soil test levels require high fertilizer rates, but as soil test levels increase, our ... able to answer the question, “At what soil test level should I apply fertilizer to see a yield ... response?” To answer this question, we need to establish a critical soil test level.  For each trial, we ...

  8. Online Webinar- New Pesticide Applicator Training- February 8, 2023

    https://pested.osu.edu/events/online-webinar-new-pesticide-applicator-training-february-8-2023

    Ornamental Weed Control (Category 6c). Attendees will choose between Industrial Vegetation (Category 5) and ... Turf (Category 8). No testing is available at the conclusion of this course. Contact the ODA to ... applications. 8- Turf-  The application of pesticides to lawns, turf, sod, or to soil areas being prepared for ...

  9. Holiday Expenditure Guidance

    https://extops.cfaes.ohio-state.edu/newsletter/news-and-notes/november-21-2023/holiday-expenditure-guidance

    department/unit levels. If a department/unit is planning multiple employee recognition and appreciation events ...

  10. Application of High-Pressure-Based Technologies in the Food Industry

    https://ohioline.osu.edu/factsheet/fst-fabe-1001

    Balasubramaniam This fact sheet provides information on how high-pressure processing (HPP) is used to pasteurize ... food, improve food safety, and enhance food quality.  What Is High-Pressure Processing? High-pressure processing ... is also known as high hydrostatic pressure processing (HHP) and ultra-high-pressure processing (UHP). ...

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