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  1. Controlling Undesirable Trees, Shrubs, and Vines in Your Woodland

    https://ohioline.osu.edu/factsheet/f-45

    a tree to interrupt the flow of sap between the roots and crown of the tree (Figure 1). The groove must ... 8 inches on very large-diameter trees. When a chainsaw is used to girdle, two horizontal cuts between 2–4 ... effective. Care must be taken when the herbicide is applied to minimize the amount that runs into the soil ...

  2. Ammonia Emission from Animal Feeding Operations and Its Impacts

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

    50 ppm, increased levels of keratoconjunctivitis 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 ...

  3. Category 8: Turf Pest Control

    https://extensionpubs.osu.edu/category-8-turf-pest-control/

    lawns, turf, sod and soil areas being prepared for the production of turf for the control of pests, ... Control, and Category 8—Turf Pest Control. Participants may choose between online webinars and in-person ...

  4. Category 8: Turf Pest Control (PDF)

    https://extensionpubs.osu.edu/category-8-turf-pest-control-pdf/

    lawns, turf, sod and soil areas being prepared for the production of turf for the control of pests, ... Control, and Category 8—Turf Pest Control. Participants may choose between online webinars and in-person ...

  5. Norovirus: A Different Type of Foodborne Illness

    https://ohioline.osu.edu/factsheet/HYG-5569

    Symptoms develop 12–48 hours after being exposed to norovirus and generally last between one and three ... and the number of cases that are not caused by contaminated food. Risk Factors Anyone can get ... contaminated. Someone who touches those surfaces and then handles food is at risk of contaminating the food or ...

  6. Inclement Weather and Office Closure Procedures

    https://extension.osu.edu/policy-and-procedures-handbook/i-administration-policies/inclement-weather-and-office-closure

    Here are a few things to keep in mind:  Offices can be closed in the following situations:  Level ... work virtually.  If an employee lives or travels through a county that is under a Level 3 snow ... emergency, but their office is located in a county not under a Level 3 and the county commissioners/building ...

  7. Category 2C: Agricultural Weed Control

    https://extensionpubs.osu.edu/category-2c-agricultural-weed-control/

    soybeans, and herbicide programs for non-GMO soybeans. An index to all tables regarding herbicides is listed ...

  8. Category 2C: Agricultural Weed Control (PDF)

    https://extensionpubs.osu.edu/category-2c-agricultural-weed-control-pdf/

    soybeans, and herbicide programs for non-GMO soybeans. An index to all tables regarding herbicides is listed ...

  9. Dr. Logan Minter

    https://southcenters.osu.edu/people/dr-logan-minter

    minter.21@osu.edu Dr. Logan Minter grew up in rural Pike County, Ohio and graduated from Piketon High School. His ...

  10. Microscope Mysteries

    https://extensionpubs.osu.edu/microscope-mysteries/

    Youth view the hidden worlds a microscope can reveal. This book is designed for intermediate-level ... observation and data recording about matter, pollen, soil, and pond life. This project requires purchase of ...

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