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  1. 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 ...

  2. 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 ...

  3. 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 ...

  4. Stalk Rots Showing Up in Some Corn Fields

    https://agcrops.osu.edu/newsletter/corn-newsletter/2020-36/stalk-rots-showing-some-corn-fields

    dry down this year. The longer the crop stays in the field, there greater the risk of late-season ... in the lower 20s). Harvest delays will increase the risk of stalk lodging and grain yield losses, and ... slowdown the harvest operation. In addition, lodging may lead to ear rots and grain contamination with ...

  5. 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 ...

  6. EA Test Page

    https://students.cfaes.ohio-state.edu/node/4504

    study abroad has helped me find my love for a career in international agriculture.  Sydni Ward ... that I enjoyed learning about sustainable agriculture and that it may be something I want to focus on ... in my future career. I also learned that I really like to garden and cook with fresh, homegrown ...

  7. Engenia, XtendiMax Labels Reapproved

    https://agcrops.osu.edu/newsletter/corn-newsletter/2020-38/engenia-xtendimax-labels-reapproved

    apply under conditions that favor runoff.  Do not apply if soil is saturated with water or when rainfall ...

  8. Ohio Certified Crop Adviser Pre-Exam Training

    https://agcrops.osu.edu/newsletter/corn-newsletter/2020-37/ohio-certified-crop-adviser-pre-exam-training

    Nutrien and past OSU Soil Fertility Specialist; Greg LaBarge, CPAg/CCA – Professor OSU Extension and Field ... Robert Mullen- Soil pH and Liming- Primary Nutrients- Secondary Nutrients- Micronutrients- CEC- Nutrient ... Fertilizer & Pesticide Math Friday January 8- 9 a.m. to 1 p.m. Soil and Water Management- Bruce ...

  9. Fall-Applied Herbicides: Odds and Ends

    https://agcrops.osu.edu/newsletter/corn-newsletter/2020-37/fall-applied-herbicides-odds-and-ends

    than spring-applied, with less risk of crop injury.   The most effective postemergence treatments ... the risk of injury and yield reduction. Some resources on fall herbicide treatments in addition to ...

  10. Planting Fall Cover Crops

    https://agcrops.osu.edu/newsletter/corn-newsletter/2020-37/planting-fall-cover-crops

    leaching potential, acting as a soil builder, preventing erosion, fighting weeds, acting as a forage, ... conserving soil moisture, and enhancing wildlife habitats. Benefits of certain types of cover crops: Legumes: ... Legumes: Can be used as a Nitrogen source due to their ability to fix atmospheric nitrogen into the soil ...

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