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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) ...
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John Yost Joins Our Team and Toxic Levels of Hay Nitrates
https://wayne.osu.edu/news/john-yost-joins-our-team-and-toxic-levels-hay-nitrates
feed, and levels between 1000 and 2100 ppm should be safe for non-pregnant livestock. Nitrate levels of ... indicate that nitrate levels in some stands, are approaching a range of 1700 ppm which is acutely toxic to ... flash graze pastures to keep the animals from grazing too close to the soil level and delaying harvest ...
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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 ...
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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 ...
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Forage Is Important To Overall Livestock Health
https://wayne.osu.edu/news/forage-important-overall-livestock-health
rationalizes the need to test your forages. The overall quality of our forages is highly dependent on the ... We have been discussing the importance of forage testing to the performance and well-being of your ... livestock. Previously, we talked about how to collect a forage sample and how to read your forage test ...
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Sign Up for Our Newest Program: "The Professional Marketer"
https://wayne.osu.edu/news/sign-our-newest-program-professional-marketer
W. Old Lincoln Way Wooster, OH 44691 Cost: $150 per participant Register by January 20 at: ... https://go.osu.edu/2024professionalmarketer or call 330-264-8722 Topics covered in this comprehensive five-week course include: Leveling Day, ... Kentucky. Kenny focuses his extension program in the areas of livestock marketing, price risk management, ...
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Sign Up for Our Newest Program: "The Professional Marketer"
https://wayne.osu.edu/news/sign-our-newest-program-professional-marketer
W. Old Lincoln Way Wooster, OH 44691 Cost: $150 per participant Register by January 20 at: ... https://go.osu.edu/2024professionalmarketer or call 330-264-8722 Topics covered in this comprehensive five-week course include: Leveling Day, ... Kentucky. Kenny focuses his extension program in the areas of livestock marketing, price risk management, ...
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Interpreting a Soil Test Report
https://ohioline.osu.edu/factsheet/agf-0514
suitability to grow a chosen crop. Phosphorous and potassium soil test levels help us know if fertilizer is ... values is needed if they are not reported as ppm using a Mehlich 3 soil test. Soil test values reported ... in pounds per acre are converted to ppm by dividing pounds per acre by 2. If phosphorus soil test ...
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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 ...
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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 ...