research and Extension programs focus on mitigating adverse farming
systems impacts on the environment and creating sustainable
agroecosystems. His research includes the development of an innovative process that
combines low-disturbance tillage, the seeding of forage and cover
crops, and manure land application in one sustainable operation.
Currently, he is evaluating effects of the die-off and regrowth of root
systems on the fate and transport of manure contaminants in the soil.
Read about Dr. Harrigan’s research and work: