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Nutrient Management of Forage Crops Intended for Hay
https://ohioline.osu.edu/factsheet/anr-0109
is to maintain soil test P and K between the “critical level” (minimum) and “maintenance limit” ... level before planting. The estimated amount of P 2 O 5 required to raise a soil test 1 PPM is 20 pounds ... For example, if a soil test is 100 PPM and the goal is to increase the soil test to a critical level ...
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Calculating Cation Exchange Capacity, Base Saturation, and Calcium Saturation
https://ohioline.osu.edu/factsheet/anr-81
example of typical soil test levels in Ohio (in ppm). We can calculate the collective charge each cation ... by the soil test levels. For calcium, a soil test level of 2000 ppm, divided by 200 equals 10.0 ... (ppm) to meq/100 g soil for base and acid cations to determine CEC. Base Cation Soil test level (ppm ...
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Food Extrusion Workshop
https://foodindustries.osu.edu/events/food-extrusion-workshop-0
products, and High Moisture Extrusion (HME). By the end of this workshop, you will be equipped with the ... Sensory Testing Location Class sessions will be held on The Ohio State University Campus in Columbus, OH. ... must be received before April 28, 2025 to receive a partial refund. There is a $50 cancellation fee. No ...
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Gibberella Ear Rot and Mycotoxins in Corn: Sampling, Testing, and Storage
https://ohioline.osu.edu/factsheet/AC-52
screening steps. Semi-quantitative tests estimate vomitoxin at or above certain levels (>5 ppm) or within ... (DON), also called vomitoxin. As a result, high levels of Gibberella ear rot severity and moldy grain are ... usually accompanied by high levels of vomitoxin. Mycotoxins are harmful to both humans and animals. ...
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Production of Specialty Small Grains in Ohio
https://ohioline.osu.edu/factsheet/anr-0154
maintain soil test levels appropriate for winter wheat production. Table 2 (click to download PDF). ... For example, hard red winter wheat should have a medium to high protein content of 10% to 13% (U.S. ... States, wheat is divided into six classes based on bran color (red or white), protein content (hard = high ...
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Effects of Lime and Gypsum Application on Vegetable Yields and Nutrient Availability in Muck Soil
https://ohioline.osu.edu/factsheet/anr-0102
to keep organic soils at a target pH of 5.3 to minimize the risk of micronutrient deficiencies ... state that the optimal pH range of muck soils should be between 5.3 and 5.8, depending on the crop ... The application of lime had no effect on soil test phosphorus (P) or potassium (K) values, but the ...
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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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Fair Entry 2024
https://brown.osu.edu/news/fair-entry-2024
log into the system using your 4HOnline log-in. It is highly recommended you do this on a computer and ...
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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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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 ...