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Nutrient Management Plan (NRCS 590)
https://agbmps.osu.edu/bmp/nutrient-management-plan-nrcs-590
harvested. While ideally, risk indexes should be calculated on all fields to evaluate for the potential loss ... Critical Resource Concerns). For P concerns: The phosphorus risk tool is the Ohio P Risk Index. Fields with ... N Risk Index. Nitrogen concerns exist where highly leachable soil types and tiled fields have a greater ...
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Amending Soils with Lime or Gypsum (NRCS 333)
https://agbmps.osu.edu/bmp/amending-soils-lime-or-gypsum-nrcs-333
production or when the field phosphorus index rates high or very high. One field experiment in Ohio measured ...
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Soil Test P value between 50 PPM and 120 PPM (or "Moderate" P Loss Risk Assessment)
Soil test phosphorus (STP) is a good indicator for the potential risk of phosphorus movement at the edge-of-field into downstream waters. STP is a quick and widely available measure that can be used to identify field level P loss risk potential. Actual me ...
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Soil Test P value greater than 120 PPM (or P Risk Assessment of "High" to "Very High")
Soil test phosphorus (STP) is a good indicator for the potential risk of phosphorus movement at the edge-of-field into downstream waters. STP is a quick and widely available measure that can be used to identify field level P loss risk potential. Actual me ...
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Soil Test P value less than 50 PPM (or "Lower" P Risk Assessment)
https://agbmps.osu.edu/scenario/soil-test-p-value-less-50-ppm-or-lower-p-risk-assessment
A soil test that includes a value for Soil Test Phosphorus (STP) is useful to discuss both the risk of yield loss in crop management and as an indicator for risk of environmental loss of P. In crop management, fields with an STP level of less than 20 PPM ...
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Nitrogen Recommendations When Organic N is Used
https://agbmps.osu.edu/bmp/nitrogen-recommendations-when-organic-n-used
Normalized Difference Vegetation Index (NDVI) can be used to evaluate plant nitrogen needs and limit over- or ...
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Updating Ohio's Phosphorus Risk Index Is Generating Positive Initial Results
Ohio Phosphorus Risk Index, which is a U.S. Department of Agriculture-Natural Resources Conservation ... Service tool used by farmers to assess their risk of phosphorus moving off farm fields. The index is an ... to date with a goal to release a preliminary revised version of the index later this year, Dayton ...
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How to Stop Algal Blooms, Keep Drinking Water Safe
https://field2faucet.osu.edu/news/how-stop-algal-blooms-keep-drinking-water-safe
revise Ohio’s Phosphorus Risk Index. Farmers use the index to plan their fertilizer applications. Steve ...
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New Grant Focuses on Nutrient Management, Cleaner Lake Erie Water
https://field2faucet.osu.edu/news/new-grant-focuses-nutrient-management-cleaner-lake-erie-water
their farms, including the Phosphorus Index calculation, which helps them identify fields with a high ... phosphorus index and other water quality risk tools, in order to develop more user-friendly means for growers ...
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NOAA, partners predict severe harmful algal bloom for Lake Erie
https://field2faucet.osu.edu/news/noaa-partners-predict-severe-harmful-algal-bloom-lake-erie
expected to measure 8.7 on the severity index with a range from 8.1 to potentially as high as 9.5. This is ... this century. The severity index runs from a high of 10, which corresponds to the 2011 bloom, the worst ...