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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. Nutrient Management of Forage Crops Intended for Hay

    https://ohioline.osu.edu/factsheet/anr-0109

    is to maintain soil test P and K between the “critical level” (minimum) and “maintenance limit” ... level before planting. The estimated amount of P 2 O 5 required to raise a soil test 1 PPM is 20 pounds ... For example, if a soil test is 100 PPM and the goal is to increase the soil test to a critical level ...

  3. Elderberry Production in Ohio

    https://ohioline.osu.edu/factsheet/anr-0110

    Ensure ideal soil condition and fertility. Ideal nutrient conditions are a pH level of 5.5–6.5, 50 ... conditions for elderberries (pH level of 5.5–6.5, 50 lb/acre (25 ppm) of phosphorus, and 200–300 lb/acre ... lb/acre (25 ppm) of phosphorus, and 200–300 lb/acre (100–150 ppm) (Byers et al. 2012) as reported on ...

  4. 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 ...

  5. Online Volunteer Training Courses are now Available via State 4-H Office

    https://extops.cfaes.ohio-state.edu/newsletter/news-and-notes/january-31-2023/online-volunteer-training-courses-are-now-available-state

    and Youth Activities and Programs Policy (aka policy 1.50). Access is available to in-person ... Orientation and Youth Activities and Programs Policy (Policy 1.50) headings. Thanks to Doug Foxx, Jeff Dick, ...

  6. Demonstration Sprayer

    https://pested.osu.edu/EducatorResources/demonstration-sprayer

    https://mediasite.osu.edu/Mediasite/Play/8d18373477484ef49a2d443eb0cf55181d Pressure comparison 8. Using a pressure gauge to test nozzle flow rate. 2:50 ... https://mediasite.osu.edu/Mediasite/Play/92552b295d074b9dbd5cae76e3455eda1d Gauge test 9. Demonstration of how high pressure contributes to spray drift. 3:12 ... https://mediasite.osu.edu/Mediasite/Play/4739ca20cfb248aa8f8596d4d543b0f11d Spray pattern 2 7. Effect of pressure on flow rate and droplet size. 5:50 ...

  7. Drones for Spraying Pesticides—Opportunities and Challenges

    https://ohioline.osu.edu/factsheet/fabe-540

    likely to cause a significant level of soil compaction resulting in reduced crop yield. Spot spraying, ... spraying and the high level of public demand for relaxation of current rules and regulations. Universities, ... a number of important data points: soil characteristics (type, moisture content, and nutrient content) ...

  8. 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 ...

  9. Online Webinar- New Pesticide Applicator Training- October 11, 2023

    https://pested.osu.edu/events/online-webinar-new-pesticide-applicator-training-october-11-2023

    Ornamental Weed Control (Category 6c). Attendees will choose between Industrial Vegetation (Category 5) and ... Turf (Category 8). No testing is available at the conclusion of this course. Contact the ODA to ... applications. 8- Turf-  The application of pesticides to lawns, turf, sod, or to soil areas being prepared for ...

  10. New Pesticide Applicator Training- August 16, 2023

    https://pested.osu.edu/events/new-pesticide-applicator-training-august-16-2023

    (Category 6c). Attendees will choose between Industrial Vegetation (Category 5) and Turf (Category 8). ... Testing is available at the conclusion of the day.  A photo ID is required for the test. Program Brochure ... Pesticide Applicator test. To become licensed, you must apply for your license with the Ohio Department of ...

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