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  1. 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 ...

  2. Reduced Air Infiltration

    https://greenhome.osu.edu/reduced-air-infiltration

    a home's ACH, a home's air flow rate is measured in cubic feet per minute, per square foot of a home ... small openings in your house, and the air infiltration rate is measured in your home in units of cubic ... Building America's performance criteria, your home should have an air leakage rate of less than 0.25 ...

  3. Energy Audit

    https://greenhome.osu.edu/energy-efficiency/energy-audit

    air pressure difference between the inside and outside to determine the air infiltration rate of the ... home. If the test shows large air infiltration rates, the professional will then will use a smoke pen to ...

  4. 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 ...

  5. Water Heating

    https://greenhome.osu.edu/energy-efficiency/water-heating

    R-Value indicates a lower heat loss from the hot water tank. First-hour rating (FHR) This is the amount of ... may demand in the morning hours, and the first-hour rating must exceed your family demand. Recovery ... rating, which can also be referenced as the coefficient of performance (COP). 27 Fuel Oil A low viscosity ...

  6. Natural Ventilation

    https://greenhome.osu.edu/natural-ventilation

    typologies and controls different types of windows will result in different ventilation rates. External ...

  7. 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 ...

  8. Insulation

    https://greenhome.osu.edu/energy-efficiency/insulation

    a rate of return on the investment.   Resources "Insulation" by the Department of Energy ...

  9. 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 ...

  10. Photovoltaics

    https://greenhome.osu.edu/renewables/solar/photovoltaics

    may pay itself off. The cost and payback period vary widely based on your home’s electricity rates and ...

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