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  1. Soils and Soil Health

    https://ohioline.osu.edu/factsheet/anr-0136

    nutrients air—2%–50% of soil volume oxygen, carbon dioxide, nitrogen occupies same spaces between soil ... bad, or mid-level soil test results to compare against. The Ohio State University has conducted a vast ... nutrients—aka “potential for productivity” water—2%–50% of soil volume water-holding capacity is directly ...

  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. 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) ...

  4. Planning Your Winter Annual Cereal Grain Forage Harvest

    https://wayne.osu.edu/news/planning-your-winter-annual-cereal-grain-forage-harvest

    of maturity and in tonnage between species at the same maturity. On average most species put on half ... in tonnage with an average of 2.75 tons and a high of 5 tons. While tonnage is critical another ... important part of the risk management decision is how quality declines as the species matures, shown in ...

  5. Bumble Bee Pollination in Tomato Greenhouses

    https://ohioline.osu.edu/factsheet/ent-0092

    Tomatoes growing directly in the soil under high-tunnel protection with the side panels rolled up to allow ... tomato growers are choosing the option of cultivating plants in either a greenhouse or high-tunnel (hoop ... (Heuvelink, 2018). Both high-tunnel and greenhouse tomato growers use bumble bees for their pollination ...

  6. 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 ...

  7. Garden Pests with The Ohio State University Extension Office

    https://fairfield.osu.edu/events/garden-pests-ohio-state-university-extension-office

    gardens from pests, and which wildlife we might want around. Can you tell the difference between a bad bug ...

  8. Grant feeds effort to convert food waste into valuable products

    https://fabe.osu.edu/news/grant-feeds-effort-convert-food-waste-valuable-products

    industrial food processing companies, which often incur high disposal costs. The team aims to develop a waste ... foster partnerships between industry and universities for the mutual benefit of both parties and the ...

  9. Warm Temps Prompt Early Grazing, Soil Tests May Help

    https://wayne.osu.edu/news/warm-temps-prompt-early-grazing-soil-tests-may-help

    about soil testing and briefly about poison hemlock. “If you haven’t taken any soil tests on your ... Record. grazing Forage soil health soil testing Poison Hemlock ANR Agriculture and Natural Resources ... did it last fall. Fields that have had any hay taken off them should be tested more often and at least ...

  10. EPN Breakfast- Monday, June 5, 2023: Honoring Ohio's Environment and Celebrating its Champions

    https://epn.osu.edu/events/epn-breakfast-monday-june-5-2023-honoring-ohios-environment-and-celebrating-its-champions

    Environment and Natural Resources).   Jon Gerken: Jon dedicated 42 years to the soil science and natural ... resources profession for USDA's Natural Resource Conservation Service as assistant soil survey manager ... and state soil scientist. Throughout his career, John has provided unwavering support of the School of ...

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