Utilization and loss of nutrients (N and P) in agriculture and environmental effects of nutrient management.
Nitrogen and carbon transformations in soil applied with organic manures.
Nitrate leaching and agricultural management.
Effects of animal feeding and manure treatment technologies (separation, acidification, anaerobic digestion, gasification) on the composition, turnover, utilization and environmental effects of animal manure.
Utilization of nutrients in re-cycled residues and wastes in plant production.
Long-term organic arable crop rotations and effects on crop production, utilization and losses of nutrients.
I am teaching on three bachelor and master courses within agroecology. I have supervised/co-supervised 10 PhD students, 9 postdocs and 7 MSc students.