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  1. Invasive Species Management: Common and Japanese Barberry

    https://ohioline.osu.edu/factsheet/anr-0106

    a relationship between high tick populations and the presence of the invasive shrub, making it crucial for forest ... note the difference in leaf margin between the two species. Common barberry has sharply toothed leaf ... fine as a syringe. They are brittle and easily dislodge in gloves, skin, or fur due to their high ...

  2. Grapevine Nutrient Management: Petiole Sampling and Analysis

    https://ohioline.osu.edu/factsheet/hyg-1438

    availability. However, there is a poor relationship between soil and plant nutrient levels. While a soil may be ... adequate levels of another nutrient while the soil test indicates a deficiency. This poor relationship may ... Manganese (Mn) 25–1,000 ppm 3 31–150 ppm Iron (Fe) 30–100 ppm 31–50 ppm Copper (Cu) 5–15 ppm 5–15 ppm Boron ...

  3. 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 The Role of Gypsum as a Soil Amendment— Gypsum is hydrated calcium sulfate (CaSO 4 • 2H 2 O), and ... is often marketed as a soil “conditioner” for improving soil “tilth.” Compared to most other ...

  4. The Benefits of a Healthy Diet for Children with ADHD

    https://ohioline.osu.edu/factsheet/fcs-1003

    ADHD may have low levels of nutrients such as magnesium, zinc, iron, and omega-3 fatty acids, which are ... elevated levels of these nutrients. Omega-3 fatty acids There is good evidence that omega-3s are effective ... in improving the symptoms of ADHD. Foods that are naturally high in omega-3s include fish such as ...

  5. Soil Terminology and Definitions

    https://ohioline.osu.edu/factsheet/SAG-19

    of soil antecedent biological activity. A high BR generally indicates higher soil microbial activity, ... accumulation in the soil. This index can be used as an early and sensitive indicator of carbon or soil organic ... and macropores leading to soil compaction and decreased soil organic matter levels. Soil compaction ...

  6. Respiratory Diseases

    https://ohioline.osu.edu/factsheet/aex-591105

    fatality rate has been as high as 29%. Exposure to low concentrations of 15 to 20 ppm are considered ... exposure during the first three weeks after filling the silo has the greatest risk. Symptoms of silo ... days. This is normally followed by a full recovery. The second scenario may be the disease developing in ...

  7. Blackberry Production Systems in Ohio

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

    production systems are: rotatable cross-arm trellis (RCA TM) hedge row in open field high tunnel ... Cross-Arm (RCA) System The rotatable cross-arm trellis (RCA) system is considered a high-input, high ... disadvantages to the RCA system: high costs of establishment steep learning curve high labor requirement The ...

  8. Agronomy Resources

    https://wayne.osu.edu/program-areas/agriculture-and-natural-resources/agronomy-resources

    on soil test levels over time.   ... segment begins at 6 inches above soil level so the sample segment represents the 6-14 inch height of the ... soil sampling provides a useful record of farm field fertility.  Soil test results are an important ...

  9. Global Climate Change: Update 2020

    https://ohioline.osu.edu/factsheet/cdfs-203

    at between 280 and 300 parts per million (PPM). The data also show that during our present ... episode that is currently ongoing. The duration of these cold periods tends to be between 20 and 40 ... between 10,000 and 20,000 years ago. This temperature data is presented in Figure 3. This graph shows that ...

  10. Short Season Corn vs. Commonly Grown Corn Hybrid Maturities for Planting in Ohio 

    https://ohioline.osu.edu/factsheet/anr-94

    contrasts are presented. Values for the comparisons denote the difference between tested variables (first ... comparisons denote the difference between tested variables (first named minus second named). An asterisk ... hybrids ($770/A) due mainly to discounts from low test weights and high harvest moisture (Table 4). ...

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