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  1. Developing Phosphorus and Potassium Recommendations for Field Crops

    https://ohioline.osu.edu/factsheet/AGF-515

    + (0.05 x CEC))] + (YP x CR) + 20 CL is the critical level (100 ppm at a CEC of 10), STL is the soil test ... test results are based on soil calibration studies that correlate soil test levels to crop yield ... crop (buildup stage). Once soil test values reach the critical soil test level, a maintenance approach ...

  2. Freeze Symptoms and Associated Yield Loss in Soft Red Winter Wheat

    https://ohioline.osu.edu/factsheet/anr-93

    growing point of wheat is below the soil surface, protected from freezing temperatures. However, ... soil surface, and this developing spike can be damaged by low temperatures. In our research, 5%, 10%, ... 25%, and 50% reduction in wheat grain yield occurred at 20.1, 17.9, 14.8, and 11.9ºF, respectively, ...

  3. Chlorinated Water Sanitation of Leafy Green Vegetables For Fresh Produce Processors

    https://ohioline.osu.edu/factsheet/aex-262

    sources to produce 200 ppm chlorinated water. Chlorine gas, stored in high-pressure vessels, can be ... 6.5. In large operations, where high levels of organic material and debris are present on the produce, ... granulated powder 65 or 68% free active chlorine high capital, high operation hazardous due to higher percent ...

  4. Growing Strawberries in the Home Garden

    https://ohioline.osu.edu/factsheet/hyg-1424

    Early Medium, Large Good Good High Cabot Mid-Late Very Large Fair Excellent Medium Clancy Mid Large Good ... Good Medium Earliglow Early Medium, Large Very Good Very Good Medium Eros Mid Large Good Good High ... Evangeline Early Medium Excellent Good Medium Guardian Mid Very Large Fair Good High Jewel Mid-Late Large ...

  5. Biopesticide Controls of Plant Diseases: Resources and Products for Organic Farmers in Ohio

    https://ohioline.osu.edu/factsheet/SAG-18

    application of some biopesticides may require a high level of understanding and knowledge of the diseases and ... published in the Plant Disease Management Reports and Biological Control Tests Database between 2000 and ... and/or enhance their abilities to grow and market high-quality produce. Approved organic products for ...

  6. No Riders on Farm and Lawn Equipment

    https://ohioline.osu.edu/factsheet/aex-59117

    the operator. increase the rider’s exposure to noise, dust, and chemicals. increase the risk of ...

  7. Sand Bioreactors for Onsite Wastewater Treatment

    https://ohioline.osu.edu/factsheet/aex-754

    Slater, Associate Professor, Environment and Natural Resources Ohio has large areas where soils are ... is 50 ft by 10 ft and treats 500 gallons of wastewater per day. On top of the sand, rows of pipes ... in small doses. Finally the bioreactor is buried under a layer of landscape fabric and soil fill that ...

  8. Lawn Mowing

    https://ohioline.osu.edu/factsheet/hyg-5816

    limited soil moisture can lead to signs of stress and increased risk of turfgrass loss in closely mowed ... pesticide applications, for cultivating and maintaining a high-quality lawn. Properly mowed lawns have ... manufacture sugars, fueling their development into a high-quality lawn. When mowed at low heights, turfgrasses ...

  9. 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 ...

  10. Best Practices for Effective Spraying in Orchards and Vineyards

    https://ohioline.osu.edu/factsheet/fabe-539

    high winds, high temperatures, and low relative humidity increases the risk of spray drift. If weather ... level of skill and knowledge than all other operations required to grow crops. This is especially the ... the required gallonage (gal/acre) to the nozzles. Ensure that hoses and fittings between the pump and ...

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