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  1. Fertility Factsheets, Bulletins and Tools

    https://agcrops.osu.edu/FertilityResources

    Alfalfa, 2020 (Condensed Version) Soil Testing and Analysis Soil Sampling to Develop Nutrient ... Recommendations (AGF 513-12) Selecting a Soil Testing Laboratory Soil Testing Laboratory Listing Interpreting ... a Soil Test Report (AGF-514-12) Recommended Chemical Soil Test Procedures for the North Central Region ...

  2. Harvesting and Handling Moldy Corn

    https://agcrops.osu.edu/newsletter/corn-newsletter/2020-38/harvesting-and-handling-moldy-corn

    This leads to three-fold higher levels of the toxin in DDGS over the levels found in the original ... (hot spots). Consequently, poor sampling and/or testing technique may lead to incorrect estimation of ... vomitoxin in the grain lot. For instance, a sample pulled from a hot spot may lead to an overestimated of ...

  3. 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 ...

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

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

    committed agricultural professionals with the ultimate goal of providing objective and scientifically vetted ... and 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 ...

  5. Soil PH and Lime Recommendations

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

    Soil pH is one of the most important properties in determining the cycling and availability of ... soil nutrients. Soil testing regularly and applying lime to maintain recommended pH levels should be ... the first step growers take to assure crops have sufficient availability of nutrients. Soil pH should ...

  6. Executive Summary

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

    published in 1995 provide a solid framework for managing fertilizers and soil fertility. However, some ... Tri-State Recommendation Changes. Soil sampling remains a critical component of effective nutrient ... management. Sample soil in a consistent way every 3 to 4 years, with samples representing no more ...

  7. 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 ...

  8. 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 ...

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

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

    What has changed? Why the change? Soil Sampling Sample every 3 to 4 years in a consistent way as ... the foundation for an adaptive nutrient management program. No changes. Details Soil pH and Lime ... Default soil test P and K levels now based on Mehlich-3. These recommendations are consistent with current ...

  10. 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 ...

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