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  1. Considerations for Managing Higher Fertilizer Prices on Your Dairy

    https://dairy.osu.edu/newsletter/buckeye-dairy-news/volume-23-issue-6/considerations-managing-higher-fertilizer-prices

    is highly unlikely. The critical phosphorus soil test level for corn and soybean is 20 ppm and 30 ppm ... soil test value is above the critical level, added fertilizer is not expected to increase the yield of ... the upcoming crop. When soil test values are above the critical level, the chance of a yield response ...

  2. Converting between Mehlich-3, Bray P, and Ammonium Acetate Soil Test Values

    https://ohioline.osu.edu/factsheet/anr-75

    Bray P. When only soil test values in the agronomic range were considered (less than 50 ppm Bray P), ... relationships between Mehlich-3, Bray P, and Ammonium Acetate soil test extractants in the Tri-State Region. ... 3–1170 ppm, and Mehlich-3 K values ranged from 25–899 ppm. We examined relationships with all soil test ...

  3. Emergency Preparedness Through a Farm Walk Through

    https://dairy.osu.edu/newsletter/buckeye-dairy-news/volume-23-issue-6/emergency-preparedness-through-farm-walk-through

    be toxic to both humans and livestock. H 2 S gas concentration levels of 2 to 20 ppm will cause ... symptoms of nausea, headache, and dizziness. H 2 S levels greater than 100 ppm will cause altered ... around your farm. The best way to bridge the gap between your farm and emergency responders is to invite ...

  4. Grapevine Nutrient Management: Petiole Sampling and Analysis

    https://ohioline.osu.edu/factsheet/hyg-1438

    availability. However, there is a poor relationship between soil and plant nutrient levels. While a soil may be ... adequate levels of another nutrient while the soil test indicates a deficiency. This poor relationship may ... Manganese (Mn) 25–1,000 ppm 3 31–150 ppm Iron (Fe) 30–100 ppm 31–50 ppm Copper (Cu) 5–15 ppm 5–15 ppm Boron ...

  5. Interpreting a Soil Test Report

    https://ohioline.osu.edu/factsheet/AGF-514

    Soil test values may be reported in parts per million (ppm) or pounds per acre (lb/ac). To convert from ... ppm to lb/ac, multiply ppm by two. Phosphorus, potassium, calcium, and magnesium soil test values are ... 250–310 125–155 CEC=30 meq/100g 300–360 150–180 Calcium (Ca) 800–16,000 400–8,000 Levels less than 200 ppm ...

  6. December 2021 CFAES Connect

    https://advancement.cfaes.ohio-state.edu/email/december-2021-cfaes-connect

    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 ... =... https://www.instagram.com/osucfaes/?utm_campaign=las&utm_source=bbis&utm_medium=... https://www.youtube.com/channel/UC9zTurj_CO6ZMxNFq_MYoqQ YesCFAES Advancement ...

  7. 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 ...

  8. Extension Today: Healthy Holiday Sides

    https://extension.osu.edu/today/extension-today-healthy-holiday-sides

     Diabetes is a very serious chronic illness. The disease increases the risk of cardiovascular disease, high ... a Spanish-speaking food safety specialist. Callers also may listen to more than 50 food safety messages recorded in ... managing your risk with healthy lifestyle behaviors, including physical activity and healthy eating. Learn ...

  9. Ammonia Emission from Animal Feeding Operations and Its Impacts

    https://ohioline.osu.edu/factsheet/AEX-723.1

    50 ppm, increased levels of keratoconjuctivitis and tracheitis have been observed. These trachea and ... causes high ammonia levels inside animal production buildings, especially in winter months when the ... concentrations. People begin to detect odors at 5–50 ppm. Irritation to mucous surfaces occurs at 100–500 ppm ...

  10. Milk Prices, Costs of Nutrients, Margins, and Comparison of Feedstuffs Prices

    https://dairy.osu.edu/newsletter/buckeye-dairy-news/volume-23-issue-6/milk-prices-costs-nutrients-margins-and-comparison

    average. To estimate profitability at these nutrient prices, the Cow-Jones Index was used for average US ...

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