Education and practice: - 1982 University of Agriculture Prague, - 1987 PhD. IEB of Czech Academy of Sciences - 1987 – 1990 Institute for Sugar Beet Growing and Breeding Semčice - 1991 – 1999 University of Agriculture Prague, assistant professor, - 2000 associate professor - 2000 – head, Department of Plant Protection, Czech University of Life Sciences (CUA) in Prague. - 2011 - full profesor Long term stays abroad: - 1988 Belozersky Laboratory of Plant Virology, Lomonosov State University Moscow, - 1991 and 1993 Laboratory of Sugar Beet Diseases INRA Colmar (France). Pedagogical activities: - guarantee of MSc. studying program Plant Protection, - since 1993 supervisor of PhD students, 43 students have already finished, - since 2003 head, board for PhD program Agricultural and Forestry Phytopathology and Plant Protection FAFNR. Scientific boards: - Plant Medicine branch of CPRI Prague, - FAFNR CUA, - Hop Research Institute Žatec. Scientific work: - plant viruses, nematodes, diseases of fruit trees, sugar beet, cereals, oilseed rape, vegetable, and wild plants, Membership in scientific societies: - Czech Society of Plant Medicine, - Czech Academy of Agricultural Sciences, branch Plant Protection - Czech Phytopathological Society - American Phytopathological Society - International Society for Horticultural Sciences - Nematological Society of South Africa Editorial boards: - Plant Protection Science.