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  1. 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 ...

  2. Construction students get high-level training from Ohio CAT at the Digital Earthworks Sandbox

    https://fabe.osu.edu/news/construction-students-get-high-level-training-ohio-cat-digital-earthworks-sandbox

    machine and helped each student as they tested out the equipment.  "While we wouldn't usually be ...

  3. Ohio Data That Shaped the Tri-State Fertilizer Recommendations

    https://ohioline.osu.edu/factsheet/agf-518

    that very low soil test levels require high fertilizer rates, but as soil test levels increase, our ... able to answer the question, “At what soil test level should I apply fertilizer to see a yield ... response?” To answer this question, we need to establish a critical soil test level.  For each trial, we ...

  4. 4-H Volunteers

    https://wayne.osu.edu/program-areas/4-h-youth-development/volunteers

    New 4-H Volunteers Background Check Information Organizational Advisors 2025 Policy 1.50 (Child Abuse ...

  5. Nutrient Removal for Field Crops in Ohio

    https://ohioline.osu.edu/factsheet/anr-96

    manure equivalent at crop removal rates. Additionally, if soil test levels of P and K are below the ... critical level, then a "Buildup" recommendation would be considered to increase soil test levels ... soil test levels are at or above their respective maintenance limit, then no further P 2 O5 or ...

  6. Jay F. Martin

    https://fabe.osu.edu/our-people/jay-f-martin

    socio-economic analyses with stakeholder groups to investigate connections between downstream water quality and ... outreach projects 1) $18M USDA-NRCS study to evaluate the ability of high adoption rates of agricultural ... farmers, to identify fields with elevated nutrient levels where management practices will be installed and ...

  7. Respirators for the Farm

    https://agsafety.osu.edu/program-areas/respirators-farm

    Always wear an N95 or P100 respirator when working in high dust concentrated, agricultural ... 200mg. The time to reach this level is not known, but is affected by several factors: personal hygiene, ... that affect respirator effectiveness due to the obvious fact that the seal is broken between the mask ...

  8. 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 ...

  9. Estimated Return-to-Seed of Variable vs. Uniform Corn Seeding Rates

    https://ohioline.osu.edu/factsheet/agf-520

    to predict or identify areas of consistent yield levels (high, medium, low) and stability (stable vs. ... 18,000 to 50,000 seeds per acre. Most studies in Ohio were planted between early May and early June, and ... profitability—can vary within and among fields with small differences in soils and weather. Given the advances in ...

  10. 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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