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  1. Tri-State Fertilizer Recommendations- Additional Resources

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

    Ward, and Raymond Weil. 2007. “Nutrient Stratification in No-till Soils.” Leading Edge, The Journal of ... No-Till Agriculture. go.osu.edu/stratification Soil Testing North Central Regional Committee on Soil ... E-2567.  agcrops.osu.edu/publications/tri-state-fertility-guide-corn-soybean-wheat-and-alfalfa Soil ...

  2. Soil Sampling, Handling, and Testing

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

    The accuracy of a fertilizer recommendation depends on the quality of the soil sample collected ... and analyzed to produce a soil test value. Taking the time to collect a quality soil sample is the ... first and perhaps most important step in developing a sound nutrient management plan. A quality soil ...

  3. Dr. Lal Honored with Dual Titles from IICA

    https://ipa.osu.edu/news/dr-lal-honored-dual-titles-iica

    The Inter-American Institute for Cooperation on Agriculture (IICA) bestowed the dual titles of ... IICA Chair in Soil Science and IICA Goodwill Ambassador for Sustainable Development Issues on Dr. ...

  4. 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 ...

  5. Micronutrients

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

    Most soils in the tri-state region contain adequate quantities of micronutrients. This is particularly ... rarely been observed in this region of the United States. Some soils, however, may be deficient in B, Cu, ... Both soil testing and plant analysis are useful in diagnosing micronutrient deficiencies. Relative to ...

  6. Calcium, Magnesium, and Sulfur

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

    but less likely to be added as fertilizer as N, P or K. Most soils in Indiana, Michigan, and Ohio ... 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 ...

  7. Nitrogen

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

    adds a new risk of not being able to apply N if soil conditions remain wet for too long. Growers need ... to balance these tradeoffs and adjust N management based on time, equipment constraints, soil ... type and timing of fertilizer applied. Anhydrous ammonia (AA) must be placed into the soil to capture ...

  8. 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 ... the 4R approach as the basis to draw down high Phosphorus soils over time. The revised standard will ... newly revised Tri State Fertility Guide and are converted to the now standard Melich III soil test ...

  9. Oats as a Late Summer Forage Crop

    https://dairy.osu.edu/newsletter/buckeye-dairy-news/volume-22-issue-4/oats-late-summer-forage-crop

    contribute to significant soil in the harvested crop, leading to higher ash content in the feed.  If weeds ... Jason Hartschuh, Extension Agriculture and Natural Resources Educator, Crawford County; Al Gahler, ... Extension Agriculture and Natural Resources Educator, Sandusky County; and Dr. Bill Weiss, Professor and ...

  10. Late Summer Establishment of Perennial Forages

    https://dairy.osu.edu/newsletter/buckeye-dairy-news/volume-22-issue-4/late-summer-establishment-perennial-forages

    Science and Mr.  Rory Lewandowski, Agriculture and Natural Resources Extension Educator, Wayne County, The ... given the low soil moisture status across many areas. The decision to plant or not will have to be made ... for each individual field, considering soil moisture and the rain forecast. Rainfall/soil moisture in ...

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