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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 ...
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Food Preservation: Basics for Canning Fruit
https://ohioline.osu.edu/factsheet/hyg-5343
they contain high enough acid levels to prevent the growth of Clostridium botulinum spores and the ... production of botulism toxin. Additionally, when properly canned fruits are heated long enough at high enough ... Check Table 2 for the correct amount of headspace to leave between the top of the fruit and the jar lid. ...
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Food Preservation: Canning Meat, Poultry, and Game
https://ohioline.osu.edu/factsheet/HYG-5330
over-tightening, and process according to Table 1. Ground or Chopped Meat Choose fresh, high-quality, chilled meat. ... high-quality pork fat to 3 or 4 parts venison before grinding. Shape the chopped meat into patties or balls or ...
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Converting between Mehlich-3, Bray P, and Ammonium Acetate Soil Test Values
https://ohioline.osu.edu/factsheet/anr-75
Bray P. When only soil test values in the agronomic range were considered (less than 50 ppm Bray P), ... relationships between Mehlich-3, Bray P, and Ammonium Acetate soil test extractants in the Tri-State Region. ... 3–1170 ppm, and Mehlich-3 K values ranged from 25–899 ppm. We examined relationships with all soil test ...
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4-H SPARK EXPO
https://ohio4h.org/workforce-development/4-h-spark-expo
college and career readiness program, Ohio 4 H Pathways to the Future. a collaboration between Ohio 4-H ...
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Food Preservation: Freezing Meat, Poultry, and Game
https://ohioline.osu.edu/factsheet/HYG-5334
removes the visible soil, sanitizing reduces the unseen microorganisms that might be present on cutting ... ensure safety. Poultry High-quality, fresh poultry is best for freezing. Young, tender birds are best for ... into desired pieces. Place a double layer of freezer wrap or waxed paper between each piece. Package ...
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Citizenship Washington Focus
https://ohio4h.org/families/just-teens/citizenship-washington-focus
Citizenship Washington Focus (CWF) is a 4-H leadership program for high school youth, ages 14-19, ... communities and at the national level. Through sightseeing tours in the living classroom of Washington, D.C. ...
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Forage Testing for Beef Cattle
https://ohioline.osu.edu/factsheet/anr-0149
0.12% Mg. High soil potassium levels are associated with increased incidence of grass tetany. The ratio ... (ppm). If the forage contains a high level of molybdenum (2 ppm) or sulfur at 0.25%, Cu could be ... samples are low in Zn. The recommended levels for zinc are between 30 and 1,000 parts per million (ppm ...
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4-H brings STEM activities to Farm Science Review
https://ohio4h.org/october-2024/4-h-brings-stem-activities-farm-science-review
opportunity to test soybeans for the Roundup Ready® trait. Crops possessing this trait are genetically ... the field of agriculture. They even had the opportunity to test out one of these animal by-products by ... machines how to distinguish between images in a game or sorting activity. “Many people don’t realize it, ...
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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: ...