•  Rheology and handling engineering of semi-liquid agricultural fluids and slurries (liquid manure, bio-slurries, liquid feed)



• Applications of pumps in agriculture, testing of rotary lobe pumps
  


• Dimensioning of liquid manure pipelines
  


• Liquid feeding technique
  


• Rheological properties of biological liquids and suspensions



• Development of practicable measuring methods for flow behaviour of agricultural suspensions
  ( rotational-type and tube-type viscometer)

  2006      2005      2004      2003      2001   
  2000      1999      1998      1997      1996   
  1995      1994      1993      1991   
  before 1990