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Fertility Management of Meadows
https://ohioline.osu.edu/factsheet/anr-5
nutrition, forage test to check for adequate levels. When the soil pH is below 5.0, aluminum availability ... critical soil test level of 15-25 parts per million (ppm) phosphorus for Bray P1 test results or 28-40 ppm ... leaching. The critical soil test levels for potassium are 125-200 ppm. Plants have the ability to take up ...
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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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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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Mercy Odemba
https://hcs.osu.edu/our-people/mercy-odemba
between drought tolerant corn hybrid and plant water-stress on weeds and their host capability for spider ... mites. My research investigated how varying levels of water-stress influence: 1) critical period of weed ...
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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: ...
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Wildlife Research Technician-20061077
Department of Natural Resources (ODNR) as we seek to ensure a balance between wise use and protection of our ... weekends, holidays). May be exposed to high & low temperatures; may be exposed to weather. May work with ... to collective bargaining agreement. Selection devices, proficiency testing and/or assessments may be ...
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Choosing a Laboratory for Nutrient and Soil Health Testing
https://ohioline.osu.edu/factsheet/anr-0107
State University Extension Soil testing provides key information about soil nutrient availability. It is ... a complete picture of overall soil health. Farmers, gardeners, and landowners can use soil testing data to ... optimize their nutrient management plans. Implementing recommendations based on soil test data prevents ...
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Emmanuel Appiah
https://hcs.osu.edu/our-people/emmanuel-appiah
2026 Research Focus: My research work is about how heat, drought, and soil texture affect biological ...
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Chlorinated Water Sanitation of Leafy Green Vegetables For Fresh Produce Processors
https://ohioline.osu.edu/factsheet/aex-262
sources to produce 200 ppm chlorinated water. Chlorine gas, stored in high-pressure vessels, can be ... 6.5. In large operations, where high levels of organic material and debris are present on the produce, ... granulated powder 65 or 68% free active chlorine high capital, high operation hazardous due to higher percent ...