Economic Impacts of Fall Commercial Nutrient Regulation

Otto, Daniel

March 2008

Concern that nutrient (nitrogen (N) and phosphorus (P)) runoff are seriously contributing to hypoxia in the Gulf of Mexico has led some environmental groups to call for the banning of fall fertilizer applications; especially fall anhydrous ammonia. However, restricting fertilizer application to only the spring season has agronomic as well as economic implications for farmers in the Midwest.