Category: Corn

Managing Corn Harvest

By Nora Schultz, Sales Agronomist, CCA   Water Use Corn that is at ½ milk line requires about 2.25 inches of water (or 0.1-0.2 inches per day) to reach physiological maturity (black layer). Once corn reaches black layer it stops accumulating dry matter and does not require water. Corn Drydown According to Iowa State University…