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  1. New Study Will Track Ways to Cut Runoff from Elevated Phosphorus Fields

    https://senr.osu.edu/news/new-study-will-track-ways-cut-runoff-elevated-phosphorus-fields

    farmers on crop and soil matters, such as the types and rates of fertilizer to apply — and some of the ... the right source, right rate, right time and right place when it comes to applying fertilizer and ...

  2. In-Crop Application of Manure Sourced Nutrient to Maximize Crop Uptake

    https://agbmps.osu.edu/bmp/crop-application-manure-sourced-nutrient-maximize-crop-uptake

    which focus on the “right” rate, placement, timing and source of nutrients to maximize crop yield and ... relates to in-crop application of manure. The rate, timing and placement strategies of 4R Nutrient ... fraction will become available through mineralization. “Rate” based manure nutrient strategies have ...

  3. Soil test P levels greater than 150 PPM or P Risk Index of High to Very High.

    https://agbmps.osu.edu/scenario/soil-test-p-levels-greater-150-ppm-or-p-risk-index-high-very-high

    the Ohio P Risk Index to see if further use of BMPs would benefit water quality. Fertilizer rate ... nutrients. Use variable rate application where spatial variation results in a range of suggested nutrient ... application rates to avoid applications if only areas of the field are at these elevated soil test levels. ...

  4. Soil test P levels between 50 PPM and 150 PPM (or P Risk Index of Medium to High)

    https://agbmps.osu.edu/scenario/soil-test-p-levels-between-50-ppm-and-150-ppm-or-p-risk-index-medium-high

    further use of BMPs would benefit water quality. Fertilizer rate determination and application practices ... levels, yield goals, and the 4R’s of nutrient stewardship (the right rate, right placement, right timing, ... field for application of organic nutrients if at all possible Apply no more than a 2 year rate of ...

  5. Tiled fields lead to Nitrogen losses

    https://agbmps.osu.edu/scenario/tiled-fields-lead-nitrogen-losses

    to crop need. Use a maximum return to nitrogen rate of nitrogen as a starting point to determine the ... nitrogen need for corn. If wheat, use the yield goal rate from the Tri-State Fertilizer Recommendations for ... application of commercial fertilizer or previous manure applications. Do not exceed the total recommended rate ...

  6. Soil test P levels less than 50 PPM (or P Risk Index of Low to Medium)

    https://agbmps.osu.edu/scenario/soil-test-p-levels-less-50-ppm-or-p-risk-index-low-medium

    productivity in STP values less than 50 PPM. Fertilizer rate determination and application practices Soil test ... yield goals, and the 4R’s of nutrient stewardship (the right rate, right placement, right timing, and ... field for application of organic nutrients if at all possible Apply no more than a 2 year rate of ...

  7. TWEL Michael Graziano Dissertation

    https://senr.osu.edu/node/8621

    effects carry over into the field. We modeled the growth rate, community structure, and size/mass at ...

  8. Robert J. Gates

    https://senr.osu.edu/our-people/robert-j-gates

    article Book/book chapter Report Working paper Policy brief Conference presentation Data Survival Rates ... article Our Author(s): Robert J. Gates Shirkey, BT; Gates, RJ; Ervin, MD. 2018. Survival Rates and Harvest ...

  9. Constructed Wetlands (NRCS 656)

    https://agbmps.osu.edu/bmp/constructed-wetlands-nrcs-656

    Suitability Rating (CSR 80) treating about 100 acres of drainage, would cost just over $10,000 for design and ... the seed to ensure that planted materials have an acceptable rate of survival, and site preparation ...

  10. Riparian Forest Buffers (NRCS 391)

    https://agbmps.osu.edu/bmp/riparian-forest-buffers-nrcs-391

    removal varies with seasonal hydrology. The removal rate for a forest buffer is 93 percent during a low ... trees tend to survive at a higher rate. Land taken out of production should be considered in the cost ...

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