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  1. Soil Evaluation for Home Septic Systems  

    https://ohioline.osu.edu/factsheet/aex-742

    first step in constructing a septic system is to understand and describe the soil.  Soil is an excellent ... medium for treating wastewater and is the most important part of a septic system.  The system designer ... uses information about the soil to select the system type and size. Role of Soil in Wastewater ...

  2. History

    https://oardc.osu.edu/about/history

    agriculture professors, W. R. Lazenby and Norton S. Townshend, divided their time between classroom duties and ... accepted as the high bid.   In 1892, the Ohio Agricultural Experiment Station moved from the university at ... miles of field tile were laid to prepare land for the Wooster test plots. These plots, hundreds of ...

  3. Hydrothermal Carbonization: Upgrading Waste Biomass to Char

    https://ohioline.osu.edu/factsheet/fabe-6622

    time ranging from 0.5 to 8 hours [1,2]. The major advantage of HTC over other high temperature ... a good medium for heat transfer in HTC, but if variability in the feedstock particle size is too large ... compounds). These reactions occur under high temperature and pressure and play a vital role in lowering the ...

  4. Corn Yield Response to Damage from Strong Storms

    https://ohioline.osu.edu/factsheet/ac-1054

    more than 50%, and sometimes as high as 70%, to decrease oil content. Grain oil content was reduced as ... leaves that are up to 40–50% exposed. This coincides with the leaf tip becoming more horizontal. The ... defoliation levels, and induced root lodging) and from observations after natural events (root lodging and ...

  5. Staphylococcus aureus: A Problem When Food Is Left Out Too Long

    https://ohioline.osu.edu/factsheet/HYG-5564-11

    aureus are present in the nasal passages, the throat, and on the hair and skin of 50% or more of healthy ... reproduce at temperatures from 50 degrees F to 120 degrees F, with the most rapid growth occurring near body ... remains. Re-heating foods, even at high temperatures, that have been contaminated with toxins will NOT make ...

  6. Phytotechnology and Phytoremediation

    https://fabe.osu.edu/courses/fabeng-5520

    treating polluted soil and water. Traditional methods as well as new trends and current research in ...

  7. Food Safety for Fruits and Vegetables

    https://ohioline.osu.edu/factsheet/ANR-25

    to levels between 50 ppm to 500 ppm depending on the sensitivity of each fruit and vegetable crop. ... are low in fat, high in fiber, and include at least five servings a day of fresh fruits and vegetables ... can protect against many types of cancer and lessen the risk of heart disease (4). However, it is ...

  8. 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 ...

  9. Developing a Farm Digital Strategy 2 – Precision Technology and Data Generation

    https://ohioline.osu.edu/factsheet/fabe-556

    vegetation index (NDVI). NDVI is a numerical indicator that is useful for distinguishing vegetation from soil ... represents data compiled at the field level that is related to agronomy-based information. Types of this data ... include hybrid (or variety), planted population (as shown in Figure 2), yield, soil type, soil texture, ...

  10. Household Well Water Testing

    https://ohioline.osu.edu/factsheet/aex-314

    issue, in addition to the annual tests, check the level of the metals listed below before purchasing ... corrosive water: lead copper pH corrosion index hardness Testing for Suspected Contamination Testing ... the owner is responsible for water testing and treatment. While water tests are not required, to ...

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