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  1. Understanding How Soil Test Phosphorus Impacts Water Quality

    https://ohioline.osu.edu/factsheet/anr-0111

    Soil test P is one indicator of environmental P loss potential from a field. STP values above 100 ppm ... Tests as Risk Indicators for Leaching of Dissolved Phosphorus from Agricultural Soils in Ontario. Soil ... called eutrophication, results in depleted dissolved oxygen in water bodies. A soil test for P (STP) ...

  2. Developing Phosphorus and Potassium Recommendations for Field Crops

    https://ohioline.osu.edu/factsheet/agf-0515

    determined using field studies to correlate soil test levels to crop yield response. Ohio data was used to ... This framework strives to build soil test levels up to and beyond a critical level, and then maintain ... these levels over time. The critical level is a key component to this framework. Soil test levels above ...

  3. Phosphorus (P) Nutrient Use in Ohio

    https://ohioline.osu.edu/factsheet/anr-0143

    percent of Ohio counties had decreasing trends in mean soil test P (STP) levels between 1993 and 2015. ... a large degree for given soil test P (STP) values and crop production levels. In instances with the same ... reduced median soil test P (STP) levels across most Ohio counties from 1995 to 2015 supports this finding ...

  4. Celebrating our partnership with Kroger

    https://ohio4h.org/december-2023/celebrating-our-partnership-kroger

    celebrated the partnership between 4-H and Kroger and included a generous donation of $50,000 to support the ...

  5. Calculating Cation Exchange Capacity, Base Saturation, and Calcium Saturation

    https://ohioline.osu.edu/factsheet/anr-81

    example of typical soil test levels in Ohio (in ppm). We can calculate the collective charge each cation ... by the soil test levels. For calcium, a soil test level of 2000 ppm, divided by 200 equals 10.0 ... (ppm) to meq/100 g soil for base and acid cations to determine CEC. Base Cation Soil test level (ppm ...

  6. Ohio Phosphorus (P) Use by Crop Reporting District

    https://ohioline.osu.edu/factsheet/anr-0144

    the acreage in the Scioto River basin. Soil test P is one factor that can mitigate the amount of ... Table 2 would result in lower soil test phosphorus (STP) values over time. Evidence that this is ... levels between 1993 and 2015 (LaBarge, 2023). Future trends in STP are expected to continue to decline ...

  7. Calendar of events

    https://ohio4h.org/december-2023/calendar-events

    Tickets are $50 and a meal and drinks are included. Guests must be 18 years or older to purchase a ticket. ... 7:15 p.m. All attendees are also invited to a postgame party with the players in the club level of ...

  8. Season of Gratitude email

    https://advancement.cfaes.ohio-state.edu/email/season-gratitude-email

    Food, Agricultural, and Environmental Sciences  Add zig-zag row:  Heading:  TEST Copy:  TEST Heading:  ... Test Copy:  Test Gray bar, white mastheadCollege of Food, Agricultural, and Environmental ... https://www.facebook.com/OSUFoodAgEnv?utm_campaign=last%20call%20for%20alumni%20... https://twitter.com/cfaes_osu?utm_campaign=last%20ca&utm_source=bbis&utm_medium ...

  9. Phosphorus Nutrient Management for Yield and Reduced P Loss at Edge of Field

    https://ohioline.osu.edu/factsheet/agf-509

    site and rate criteria from Assessing Nutrient Loss Risk in Ohio (NRCS) between 50 to 200 PPM. Time ... step 7. STP value of 50 PPM Mehlich III or less: CROP YIELD —Reduce risk of crop yield losses with ... available. The maintenance STP range is "critical level" to 40 PPM in corn soybean rotation and 50 ...

  10. Fall Color Change in Ohio

    https://ohioline.osu.edu/factsheet/anr-0145

    typically peak between mid- to late October. This fact sheet explains the processes that cause fall ... marcescent. The leaves remain on the trees due to the abscission layer not completely forming between the leaf ... the production of carotenoid pigments within the leaves. Soil moisture also plays a part in fall ...

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