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  1. Environmental Biophysics

    https://fabe.osu.edu/courses/fabeng-5330

    FABENG 5330 Environmental Biophysics provides an overview of the interactions between the physical ...

  2. Winston Receives ASLA Honor Award

    https://fabe.osu.edu/news/winston-receives-asla-honor-award

    toxins before they enter the storm drain and waterways. “Twenty-one redesigns were tested in triplicate ...

  3. Ammonia Emission from Animal Feeding Operations and Its Impacts

    https://ohioline.osu.edu/factsheet/AEX-723.1

    50 ppm, increased levels of keratoconjuctivitis and tracheitis have been observed. These trachea and ... causes high ammonia levels inside animal production buildings, especially in winter months when the ... concentrations. People begin to detect odors at 5–50 ppm. Irritation to mucous surfaces occurs at 100–500 ppm ...

  4. Interpreting Manure Sample Test Results

    https://ohioline.osu.edu/factsheet/anr-55

    per acre or 10 ppm, and a potassium soil test level of 50 pounds per acre or 25 ppm with a CEC of 20 ... determine the crop’s needs. The soil test will contain the current levels of nitrogen, phosphorus and ... with a yield goal of 180 bushels per acre and the field has a phosphorus soil test level of 20 pounds ...

  5. Fusarium Head Blight Forecasting System

    https://ohioline.osu.edu/factsheet/plpath-cer-03

    Red indicates high risk for scab exceeding 10% severity, yellow indicates moderate risk, while green ... indicates low risk. High scab risk is associated with high risk for grain contamination with vomitoxin, but ... reducing grain yield, test weight and grain quality. More importantly, F. graminearum produces mycotoxins, ...

  6. Distinguished Ohio State Professor and leading soil scientist Rattan Lal earns India’s fourth highest award for groundbreaking work

    https://cfaes.osu.edu/news/articles/distinguished-ohio-state-professor-and-leading-soil-scientist-rattan-lal-earns-india%E2%80%99s

    Science and Engineering category for pioneering a method of farming called soil sequestration, a technique ... that restores nutrients to the soil by trapping them in the ground. Soil sequestration also prevents ... field of food and agriculture. In 2019, he was the first soil scientist to earn the Japan Prize for his ...

  7. Soil Carbon Sequestration—Fundamentals

    https://ohioline.osu.edu/factsheet/AEX-510

    accomplished by management systems that add high amounts of biomass to the soil, cause minimal soil ... with a longer and drier growing season. The soil organic matter content may decline, increasing risks ... breakdown of soil aggregates accelerates erosion. A soil with high organic matter is more productive than ...

  8. Soil Sampling to Develop Nutrient Recommendations

    https://ohioline.osu.edu/factsheet/AGF-513

    over the entire field, changes in soil test levels in two areas over a 10-year period are shown. Table ... 1 ppm 20 8 2 20 8 2 20 8 2 Expected ppm change in soil test over 10 years 3 0 0 +5 +10-6-11 1 Crop ... to change soil test 1 ppm is 6–10 depending on cation exchange capacity. 3 Example calculation: ...

  9. Promising Practices and Benefits of 4-H Members Saying Thank You

    https://ohioline.osu.edu/factsheet/4h-0055

    educator who has obtained that level of education If you are writing a thank you to an organization, ... Written notes should be neatly handwritten on an unlined card or high-quality paper (Rivetto 2013). All ...

  10. The Science of Human Sensory Measurements: Theoretical Principles and Industrial Applications

    https://fst.osu.edu/courses/fdscte-7560

    perception measurements in sensory evaluation with a focus on sensory discrimination testing. This course ...

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