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C.O.R.N. Newsletter 2011-22
https://agcrops.osu.edu/newsletters/2011/22
until the lower leaves can no longer be identified. At about the V6 stage, increasing stalk and nodal ... approximately 785 GDDs have accumulated. If you assume that the crop emerged in about 120 GDDs, then the ... estimated leaf stage for the crop would be about V8. This estimate is calculated by first subtracting 120 ...
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Ohio no-till field day announced
https://agcrops.osu.edu/newsletter/corn-newsletter/2014-29/ohio-no-till-field-day-announced
begins at 9:00 a.m. and will end about 4:00 p.m. Lunch is included. Registration and a detailed agenda ...
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Wheel Traffic Effect on Alfalfa Yield – Soil Compaction or Crown/Shoot Damage?
4 to 6% per day after mowing (e.g. traffic 5 days after mowing creates a yield loss of about 22%) ... Consider using larger harvesting equipment (there is some question about this because while less area is ...
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Mid-season diseases – what are we watching out for?
lesion. Lots of noise about soybean rust this year. This is the first year that levels are high in the ...
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Manure, PSNT and N recommendations
https://agcrops.osu.edu/newsletter/corn-newsletter/2017-20/manure-psnt-and-n-recommendations
in the field when corn is about 12 inches tall. Collect 15 to 25 cores per sample. More if there is ...
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Concerns for N Loss in Corn from Recent Storms
https://agcrops.osu.edu/newsletter/corn-newsletter/2015-17/concerns-n-loss-corn-recent-storms
in these areas may have concerns about nitrogen loss in corn fields. Nitrogen losses occur by two ... rather slowly. Urea-ammonium nitrate (UAN) solution has about 25% as nitrate at application time has ...
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Fertilizer Applicator Certification Training Materials Available Online
you must attend a workshop where training is offered. To learn more about who needs certification, and ...
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C.O.R.N. Newsletter 2005-13
https://agcrops.osu.edu/newsletters/2005/13
April 25. Over this 5 day period soil temperatures dropped from 60 degrees F to about 40 degrees F at ... below 60 degrees F until about May 3. Therefore, germinated seedlings and seeds were under persistent ... initial planting, yield potential is about 10% greater if you tear up the field and start over with an ...
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Join Us for a Workshop: ROI of Digital Tools for Soybean Production
The Ohio State Precision Ag Team will be hosting a free workshop for tech savvy soybean growers on Friday, September 8, 2017 from 9a-4p at Beck’s Hybrids in London, Ohio. Topics of discussion will include data warehousing, production benchmarking, analysi ...
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C.O.R.N. Newsletter 2011-03
https://agcrops.osu.edu/newsletters/2011/03
Does Probability Mean When Reporting LSDs? What We Learned About Marestail in 2010 Do We Need a Systems ... us to be 95% sure that treatment 1 resulted in a higher average than treatment 2 required them to ... both time and space. What We Learned About Marestail in 2010 We conducted several studies this year ...