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Estimated and Soil Test Methods to Determine Supplemental N need after Flooding
than 10 pounds of N for every 2 ppm reduction in soil sample N below the expected levels listed in ... understanding of loss mechanisms and other estimates of loss or soil tests may help decide on 2022 management in ... between 55 to 65 degrees Fahrenheit, approximately 2 to 3% of soil nitrate is lost per day under saturated ...
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Great Lakes Wheat Yield Enhancement Network (YEN) Registration Closing Soon!
sunlight), soil (water holding capacity, nutrient level), and management (inputs used and timing). Growers ... hashtag #GreatLakesYEN. Every farm involved in the Great Lakes YEN anonymously shares soil, tissue and ... their individual fields. By collecting soil samples and plant samples, farmers will be ground-truthing ...
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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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Disease Resistance and Tolerance
https://agcrops.osu.edu/node/4416
use of hybrid resistance and tolerance to minimize crop losses. Hybrid response to high population ... shown positive yield response to higher populations cannot be grown at high plant densities because of ... the increased risk of lodging at harvest. Lodging reduces yields and slows the harvest operation. ...
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Yield Potential and Stability
https://agcrops.osu.edu/node/4414
Choose hybrids that have produced consistently high yields across a number of locations and/or ... years. The Ohio Corn Performance Tests (OCPT) indicate that hybrids of similar maturity vary in yield ... high yields; instead, look for stability in performance across environments. Most of the hybrids ...
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The Science of Human Sensory Measurements: Theoretical Principles and Industrial Applications
https://fst.osu.edu/courses/fdscte-7560
perception measurements in sensory evaluation with a focus on sensory discrimination testing. This course ...
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Wheat Production
https://agcrops.osu.edu/node/4381
Variety Selection Producing Wheat in 15-Inch Rows High-Quality Seed and Seed Treatment ... value and the quality of flour made from it. Attempting to produce ultra-high yields by using extra ... its maximum yield potential. When we have one of those rare dry springs with low disease levels ...
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Pre-Sidedress Nitrogen Test to Adjust N Rates
https://agcrops.osu.edu/2022-16/pre-sidedress-nitrogen-test-adjust-n-rates
on Pre-Sidedress Nitrogen Test (PSNT) results. Soil NO 3-N (ppm) Adjustment to MRTN recommended ... N is 156 lbs. N/acre. A farmer gets a 19 ppm soil nitrate PSNT test back from the lab. Based on Table ... soil nitrate test from the lab. Most labs provide results within 12-24 hours after receiving the ...
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Quality Assurance Test-Out
https://butler.osu.edu/events/quality-assurance-test-out-6
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Row Spacing
https://agcrops.osu.edu/node/4451
soil type, planting date, weather conditions and, in some cases, variety. The later in the growing ...