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  1. 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 ...

  2. Gypsum for Agricultural Use in Ohio—Sources and Quality of Available Products

    https://ohioline.osu.edu/factsheet/anr-20

    to elevated levels. Unwashed FGD by-products can have levels of B sufficiently high to result in ... Professor This fact sheet provides information on gypsum as a soil amendment, the sources and mineral ... metal content of gypsum samples.  The Role of Gypsum as a Soil Amendment Gypsum is hydrated calcium ...

  3. OSU Income Tax School Columbus

    https://farmoffice.osu.edu/events/osu-income-tax-school-columbus-0

    save $50 on registration! ...

  4. OSU Income Tax School Hartville

    https://farmoffice.osu.edu/events/osu-income-tax-school-hartville

    21st and save $50 on registration! ...

  5. Fertility Management of Meadows

    https://ohioline.osu.edu/factsheet/anr-5

    nutrition, forage test to check for adequate levels. When the soil pH is below 5.0, aluminum availability ... critical soil test level of 15-25 parts per million (ppm) phosphorus for Bray P1 test results or 28-40 ppm ... leaching. The critical soil test levels for potassium are 125-200 ppm. Plants have the ability to take up ...

  6. Forestry Terms for Ohio Forest Landowners

    https://ohioline.osu.edu/factsheet/f-0104

    Trees with medium-sized crowns forming the general level of the crown cover. They receive full light ... particles. Soil texture can be determined in the lab or in the field by the feel of soil when rubbed between ... location on the tree 4.5 ft. above ground level on the uphill side of the tree. See Diameter Breast Height ...

  7. Wooster Science Cafe: The Science of Invasive Pests

    https://woostercampuslife.cfaes.ohio-state.edu/october-31-november-6/wooster-science-cafe-science-invasive-pests

    provide a forum in the Wooster community for dialog between the public and scientists about contemporary ...

  8. Choosing a Laboratory for Nutrient and Soil Health Testing

    https://ohioline.osu.edu/factsheet/anr-0107

    State University Extension Soil testing provides key information about soil nutrient availability. It is ... a complete picture of overall soil health. Farmers, gardeners, and landowners can use soil testing data to ... optimize their nutrient management plans. Implementing recommendations based on soil test data prevents ...

  9. Shiitake Mushroom Production: Fruiting, Harvesting, and Storage

    https://ohioline.osu.edu/factsheet/f-0042

    Protection After logs are shocked, they are stacked for fruiting, normally using the high A-frame or lean-to ... also occur naturally after a week. At this stage, mushrooms are highly vulnerable to cold and windy ... conditions, which may inhibit growth. Whereas well-colonized soaked logs can have moisture contents as high as ...

  10. Northern House Mosquito

    https://ohioline.osu.edu/factsheet/ent-89

    of 50, and particularly older males, are at a higher risk of developing severe illness. Image: Ohio ... risk, with men over 50 appearing to be at higher risk for severe disease. If you are at risk, be sure to ... eggs on the surface of water-holding containers in a raft consisting of around 150 eggs glued together ...

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