The MDA partnered with the USDA National Agricultural Statistic Service (NASS) and University of Minnesota researchers to collect information about fertilizer use and farm management. Surveys were conducted over the phone. NASS staff are highly skilled at obtaining critical information over the phone with minimal time and burden on the producer.In 2011, the survey focused on the southeast region of Minnesota. The survey was designed to gather information about nitrogen fertilizer rates, timing of nitrogen application and use of nitrogen inhibitors.
