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  1. 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 ...

  2. Purchase a Paper Clover and support 4-H today!

    https://ohio4h.org/november-2024/purchase-paper-clover-and-support-4-h-today

    clover at your local TSC store between Nov. 29 and Dec. 15. Donations can also be added at checkout for ...

  3. Graduate Student Awards and Recognition

    https://fst.osu.edu/graduate/graduate-student-awards-and-recognition

    Program. The award is given to a student with a high caliber of leadership experience in addition to ... success in publishing high quality research in a timely manner. 2025- Dan Zhang 2025- Shreya Nuguri 2024- ...

  4. Food Preservation: Basics for Canning Vegetables

    https://ohioline.osu.edu/factsheet/HYG-5344

    methods can pose serious health risks. Understanding Clostridium botulinum Pressure canning is the only ... (USDA) endorsed recommendations present a risk of botulism. Even a taste of food containing this toxin ... processing. Add boiling water to the jars, leaving the headspace recommended in Table 2 between the jar rim ...

  5. Families

    https://ohio4h.org/families

    activities, projects, leadership roles, working in teams and new levels of responsibility, youth learn the ...

  6. Growing Aronia (Aronia melanocarpa) in Ohio

    https://ohioline.osu.edu/factsheet/anr-0157

    it contains high levels of antioxidants. Studies have shown Aronia fruits to have protective benefits ... high tannin levels. The fruit is more palatable when used in processed foods. Aronia has been used in ... many states in between. Iowa is currently the leading state in Aronia production in terms of acreage ...

  7. 4-H and the Ohio Graduation Seals

    https://ohio4h.org/workforce-development/4-h-and-ohio-graduation-seals

    Workforce to help high school students demonstrate readiness for college, careers, or the military. These ... personal, and career success. What Are Ohio High School Graduation Seals? Graduation Seals are an important ... part of Ohio’s high school diploma requirements, providing students with a pathway to demonstrate ...

  8. Project Guide

    https://ohio4h.org/projectguide

    List p. 37  The  Junior Master Gardener Level 1 Handbook is project number 672 p. 38   Microscope ...

  9. Club Management Resources, Policies, and Procedures

    https://ohio4h.org/volunteers/volunteers/club-leaders/club-management-resources-policies-and-procedures

    Harassment, and Sexual Misconduct Policy (OSU) Ohio 4-H Participant Medical Release Ohio 4-H Risk Management ... Assumption of Risk, and Waiver for Participation  (updated 10/2024) Restricted Release/Optional Early Release ... of Member Risk Management (OSU Extension) Self-Disclosure of Criminal Convictions (OSU) Name & ...

  10. Ohio 4-H Hippology/Judging/Horse Bowl Clinic

    https://ohio4h.org/events/ohio-4-h-hippologyjudginghorse-bowl-clinic

    first 150 participants and closes on Friday, February 21st, 2025. Please note that all who wish to ...

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