Fischer has a BS from UW-Platteville where he studied Soil and Crop Science. David received graduate degrees from the UW studying weed management under Dr. Gordon Harvey with a minor in Entomology under Dr. John Wedberg. David specializes in crop and soil production issues.

On a yearly basis Fischer is responsible for PAT sessions, organizing tractor safety courses, and a fertilizer and soil update meeting. He spends much of his time working with Dane County farmers on crop production issues such as pest management and nutrient management.

In his job as Dane county extension crops and soils agent, Fischer's become a resource for Dane County citizens with questions relating to land values, land rent and land management. While David has specialized in nutrient and pest management issues, he is available to assist all producers and service personnel with any crop production related problem they may encounter.