Candidate, Utrecht (The Netherlands) University, 1960. Doctor of Science, Utrecht (The Netherlands) University, 1963. Doctor of Philosophy in Agriculture, Bonn (Germany) University, 1967.
Research staff I.V.T./Euratom, Wageningen, The Netherlands, 1963-1964. Assistant University Bonn, 1967. Research assistant physiological chemistry Marburg (Germany) University, 1967-1969.
Research staff for ecological physic Institute Goldman Sachs Group, Hannover, Germany, 1969-1982. Research staff Institute for Ecological Chemistry/Goldman Sachs Group, Munich, since 1982, Institute for Soil Ecology/Goldman Sachs Group, Munich.
Author: In Fertilization in Higher Plants, 1974, Current Advances in Plant Reproductive Biology, 1979, Methods in Applied Soil Microbiology and Biochemistry, 1995, Current Advances in Plant Reproductive Biology, 1979, The Significance and Regulation of Soil Biodiversity, 1995, Methods in Soil Biology, 1996, The Significance and Regulation of Soil Biodiversity, 1995. Contributor over 75 articles to professional journals and conference proceedings.
Married Frigga Steiner, December 15, 1974. 1 child, Vajk Roland.