Practical training for investigations of root anatomy focused on lettuce (Prof. L. Kutschera, Laboratory of Plant Sociology, Klagenfurt and Dr. M. Sobbotik, Federal Research Centre for Agriculture in the Alps Gumpenstein, Austria)

Practical training of methods for root investigations (Dr. M. Van Noordwijk, Institute for Soil Fertility, Haren, The Netherlands)

Experience with growing media and hydroponics

CO2-gas exchange measurements and experimental work in climate chambers (Prfs. K.T. Ingram and M. Van Iersel, University of Georgia, Griffin Campus USA)
(Dr. B. Bar-Yosef, Institute of Soils and Water, ARO The Volcani Center Israel)

Teaching: courses plant nutrition, physiological disorders, and hydroponics since 1999 at the University of Applied Science and at the Humboldt University to Berlin. Editor of the Journal “Scientia Horticulturae”.