Dumenil, Lloyd2021-02-252021-02-251950-04-01https://dr.lib.iastate.edu/handle/20.500.12876/95763<p>Here's a check list of tips for using nitrogen fertilizer on corn-when, where, why and how to apply.</p>articleisulib-bepress-aws-west149620054065farmscience/vol4/iss10/4Agriculture