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  1. Tri-State Fertilizer Recommendations for Corn, Soybeans, Wheat, and Alfalfa

    https://agcrops.osu.edu/FertilityResources/tri-state_info

    possible. This publication represents a tremendous collective effort by many committed agricultural ... Agriculture, the Corn Marketing Program of Michigan, the Michigan Wheat Program, Michigan State University ... Project GREEEN, Michigan AgBioResearch, the Michigan State University’s College of Agriculture and Natural ...

  2. Soil Sampling, Handling, and Testing

    https://agcrops.osu.edu/node/3484

    and analyzed to produce a soil test value. Taking the time to collect a quality soil sample is the ... greater confidence. There are many resources on soil testing including: Ohio State University Soil ... approaches require a larger investment in soil testing but can provide more precise information to manage ...

  3. Tri-State Fertilizer Recommendations- Additional Resources

    https://agcrops.osu.edu/node/3487

    No-Till Agriculture. go.osu.edu/stratification Soil Testing North Central Regional Committee on Soil ... Testing and Plant Analysis (NCERA-13). 2015. Recommended Chemical Soil Test Procedures for the North ... “Managing Seasonal Fluctuations of Soil Tests.” AGR-189. University of Kentucky Cooperative Extension ...

  4. The Evolution of Agritourism: Current Legal Issues and Future Trends

    https://farmoffice.osu.edu/events/evolution-agritourism-current-legal-issues-and-future-trends

    It wasn’t that long ago that “agritourism” was an unfamiliar term to in the agricultural ... laws and legal issues. Join  OSU Extension Educators Eric Barrett and Rob Leeds and Agricultural Law ... Legal Issues and Future Trends," hosted by the National Agricultural Law Center.  We’ll examine ...

  5. NRCS Seeks Comments on 590 Nutrient Management Standard Update

    https://agcrops.osu.edu/newsletter/corn-newsletter/2020-25/nrcs-seeks-comments-590-nutrient-management-standard-update

    need to both protect Ohio’s water resources and agricultural industry, and the need to develop ... newly revised Tri State Fertility Guide and are converted to the now standard Melich III soil test ... extraction method.-Developed a more defined path to draw down high soil test phosphorus fields.-Updated ...

  6. 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  ...

  7. Agritourism Webinar Coming Up!

    https://farmoffice.osu.edu/news/agritourism-webinar-coming

    webinar from the National Agricultural Law Center.  More information and the registration link are at:  ... https://nationalaglawcenter.org/webinars/agritourism2020/. agritourism National Agricultural Law Center ...

  8. 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 ...

  9. 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 ...

  10. 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 ...

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