1. The Science Behind NutrientStar

NutrientStar is a science-based assessment and education program that is focused on products and tools that are marketed to increase nitrogen use efficiency. The program was initiated about three years ago by the Environmental Defense Fund with a primary focus on corn production in the Mississippi River Basin. NutrientStar operates with support from a panel of ten soil scientists plus administrative consultant staff. Panel activities include developing recommended protocols... J. Schepers