In Ohio, that's in mid- to late September and into October. The test measures the concentration of nitrate-nitrogen in the lower part of the cornstalk. The results can help you evaluate your nitrogen management practices. Your bottom line and the environment both stand to gain. Admission is free and open to the public.
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To keep you up to date about agricultural science in Ohio. To bring this information to you quickly and efficiently. Ken Chamberlain, Margaret Latta. Jo Berry, Bonnie Bing, JoAnn Cantrell, Marty Klepper.