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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 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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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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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 ...
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Wastewater Treatment Articles
https://setll.osu.edu/research/wastewater-treatment-articles
Media Depth, Infiltration Rate, and Detention Time. Proc. of the 6th National Symposium on Individual ...
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Western Agricultural Research Station
https://oardc.osu.edu/facility/western-agricultural-research-station
strategies in corn, soybeans, and wheat, trying to determine which fertilizer rates and crop growth stages ... different growth stages to determine the best integrated pest management strategy and rate disease control- ...
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Ashtabula Agricultural Research Station
https://oardc.osu.edu/facility/ashtabula-agricultural-research-station
approaches to weed control are an ongoing focus at the Station. Herbicide-treated mulches, herbicide rates ...
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Jackson Agricultural Research Station
https://oardc.osu.edu/facility/jackson-agricultural-research-station
conception rates in beef cattle. Nutrition Researchers and personnel at the Station work to match feed ...
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Thesis and Dissertations
https://setll.osu.edu/research/thesis-and-dissertations
Tank System to Evaluate the Effects of Sand Depth and Infiltration Rate on Filter Treatment Efficiency ...