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  1. Phosphorus and Potassium

    https://agcrops.osu.edu/node/3478

    on a build-up and maintenance approach. This framework strives to build soil test levels up to and ... three distinct recommendations based on soil test values: 1) build-up, 2) maintenance, and 3) drawdown. ... fertilizer to build soil test levels) if soils test below the critical level or are “deficient.” The ...

  2. Micronutrients

    https://agcrops.osu.edu/node/3476

    Both soil testing and plant analysis are useful in diagnosing micronutrient deficiencies. Relative to ... soil pH, micronutrient soil tests are not as reliable and so plant analysis can play an important role ... to complement a soil test. Combining plant analysis with soil tests provides more accurate assessment ...

  3. Calcium, Magnesium, and Sulfur

    https://agcrops.osu.edu/node/3477

    adequately supply these nutrients for plant growth. A standard soil test measures the relative availability ... of Ca and Mg in soils. There is no accurate soil test for S at this time. A plant analysis is the ... K recommendations for alfalfa and corn silage do not follow the maintenance concept above the critical K soil test ...

  4. Executive Summary

    https://agcrops.osu.edu/node/3486

    cations. Mehlich-3 P returns approximately 35% higher soil test phosphorous (STP) values than Bray P1. ... Mehlich-3 K returns approximately 14% higher soil test potassium (STK) ammonium acetate, as discussed in the ... fact sheet Converting Between Mehlich-3, Bray P, and Ammonium Acetate Soil Test Values. See  ...

  5. Quick Reference Guide to Tri-State Fertilizer Recommendation Changes

    https://agcrops.osu.edu/node/3488

    Default soil test P and K levels now based on Mehlich-3. These recommendations are consistent with current ... soil test extracts. Details P critical level 20 ppm for corn and soybean, 30 ppm for wheat and alfalfa ... Wheat, and Alfalfa Executive Summary   |   Soil Sampling, Handling, and Testing   |   Soil pH and Lime ...

  6. Soil PH and Lime Recommendations

    https://agcrops.osu.edu/node/3483

    soil nutrients. Soil testing regularly and applying lime to maintain recommended pH levels should be ... Corn, Soybeans, Wheat, and Alfalfa Executive Summary   |   Soil Sampling, Handling, and Testing   | ...

  7. Agricultural Policy and Outlook Conference

    https://agcrops.osu.edu/newsletter/corn-newsletter/2020-37/agricultural-policy-and-outlook-conference

    On November 9th-13th, OSU's College of Food, Agriculture, and Environmental Sciences will ... host the Agricultural Policy and Outlook Conference. The conference will be a series of two-hour online ... webinars Nov. 9, 10, 12 and 13. Each day will focus on a different topic. Nov. 9 will be on agriculture ...

  8. Nitrogen

    https://agcrops.osu.edu/node/3482

    as weather, soil type, pre-side-dress N tests, management history, and previous performance to help ... Sampling, Handling, and Testing  |   Soil pH and Lime Recommendations  |  Nitrogen  |   Phosphorus and ...

  9. Agenda

    https://fcs.osu.edu/intranet/fcs-professionals/fcs-2020-conference/agenda

    Online Classes-  Tina Elkins and Peggy Jensen- Let's Grow Ohio- Ohio Victory Gardens-  Pam Bennett- ...

  10. Breakout 2

    https://fcs.osu.edu/intranet/fcs-professionals/fcs-2020-conference/breakout-sessions/breakout-2

    Garden Project in collaboration with the Ohio Department of Agriculture and OSU Extension earlier this ... Agriculture and Natural Resources. It is that topic that can bring together colleagues to enhance county ... Agricultural, and Environmental Sciences. We will talk about diversity in an inclusive and accepting way, ...

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