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OCAMM odds & ends
https://ocamm.osu.edu/news/ocamm-odds-ends-33
Management Systems Field Specialist, discusses N content, application rates, ands P removal for manure ...
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Nutrient Management Plan (NRCS 590)
https://agbmps.osu.edu/bmp/nutrient-management-plan-nrcs-590
soil-stable and lost at low concentrations and at total pounds-per-acre rates in water flows. Unfortunately, ... important to account for all sources and timings of nitrogen applications to ensure that excess rates are ... not applied. Nitrogen needs to be managed to reduce the rate to the actual need of the crop. This ...
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OCAMM odds & ends
https://ocamm.osu.edu/news/ocamm-odds-ends-32
manure application rate. | Video From Ohio’s Country Journal: Livestock manure properties and pollution ...
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Sampling
https://turfdisease.osu.edu/sampling
area irrigated, is the problem worse in the sun or shade, chemicals applied (rate and formulation), ...
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Manure Management
https://ocamm.osu.edu/manure-management
To realize these benefits and protect water quality, it needs to be applied at the right rate, in the ...
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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
of fertilizer at the crop removal rate to reduce risk of yield reduction. Another consideration with ... STP less than the "critical level" is to apply additional fertilizer at rates more than crop ... application of crop removal rates of fertilizer. A maintenance application can be applied any time during the ...
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Soil Test P value between 50 PPM and 120 PPM (or "Moderate" P Loss Risk Assessment)
edge-of-field would be cost effective. Fertilizer rate determination and application practices Applying ... PPM. Manure maybe used but at overall rates that drawdown STP levels. Soil test results should be ... the 4R’s of nutrient stewardship (the right rate, right placement, right timing, and right source of ...
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Soil Test P value greater than 120 PPM (or P Risk Assessment of "High" to "Very High")
and filtering practices are highlighted at the end of this section Fertilizer rate determination and ... Sampling Identify lower testing field for application of organic nutrients. Use variable rate application ... where spatial variation results in a range of suggested nutrient application rates to avoid applications ...
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Phosphorus Removal Structure (NRCS 782)
https://agbmps.osu.edu/bmp/phosphorus-removal-structure-nrcs-782
DP concentration flow through the PSM in the structure at a suitable flow rate while allowing enough ... no longer effective at removing P at the minimum desired rate. Some materials are available that ... the desired P removal at the chosen flow rate and RT. An important factor in design is PSM selection. ...
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Critical Concerns
https://agbmps.osu.edu/critical-concerns
BMP's Evaluate rate to account for organic and inorganic nitrogen sources applied Nutrient Management ...