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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. Certified Crop Adviser Exam Preparation Class

    https://agcrops.osu.edu/newsletter/corn-newsletter/2024-40/certified-crop-adviser-exam-preparation-class

    Objective Competency Areas. These include nutrient management, soil and water management, integrated pest ... tests. You must pass both exams to obtain Certified Crop Adviser status. Tests are offered four times ... 7 Registration and Welcome- 8:30A.M. – 9:00A.M. Soil & Water Management- 9:00A.M. – 12:00P.M. Soil Properties ...

  3. Certified Crop Adviser Exam Preparation Class

    https://agcrops.osu.edu/events/certified-crop-adviser-exam-preparation-class

    Objective Competency Areas. These include nutrient management, soil and water management, integrated pest ... tests. You must pass both exams to obtain Certified Crop Adviser status. Tests are offered four times ...

  4. ODA State Testing

    https://fulton.osu.edu/events/oda-state-testing-11

    initial pesticide license tests or adding categories (commercial or private). ODA also offers a test for ... adding Category 15 (fertilizer). To register for a test, date and location, you must visit the ODA ...

  5. ODA State Testing

    https://fulton.osu.edu/events/oda-state-testing-10

    initial pesticide license tests or adding categories (commercial or private). ODA also offers a test for ... adding Category 15 (fertilizer). To register for a test, date and location, you must visit the ODA ...

  6. ODA State Testing

    https://fulton.osu.edu/events/oda-state-testing-9

    initial pesticide license tests or adding categories (commercial or private). ODA also offers a test for ... adding Category 15 (fertilizer). To register for a test, date and location, you must visit the ODA ...

  7. ODA State Testing

    https://fulton.osu.edu/events/oda-state-testing-8

    initial pesticide license tests or adding categories (commercial or private). ODA also offers a test for ... adding Category 15 (fertilizer). To register for a test, date and location, you must visit the ODA ...

  8. ODA State Testing

    https://fulton.osu.edu/events/oda-state-testing-7

    initial pesticide license tests or adding categories (commercial or private). ODA also offers a test for ... adding Category 15 (fertilizer). To register for a test, date and location, you must visit the ODA ...

  9. ODA State Testing

    https://fulton.osu.edu/events/oda-state-testing-6

    initial pesticide license tests or adding categories (commercial or private). ODA also offers a test for ... adding Category 15 (fertilizer). To register for a test, date and location, you must visit the ODA ...

  10. ODA State Testing

    https://fulton.osu.edu/events/oda-state-testing-5

    initial pesticide license tests or adding categories (commercial or private). ODA also offers a test for ... adding Category 15 (fertilizer). To register for a test, date and location, you must visit the ODA ...

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