Professor at Slovak University of Agriculture, Horticulture and Landscape Engineering Faculty, Department of Vegetables Production. Director of the Research Institute of the vegetable in Hurbanovo and Nove Zamky, National Coordinator of breeding, genetic resources of vegetables and medicinal plants. 1981 - 1992 - Head of the Department of Genetics and Breeding, researcher Research Institute of vegetables in Hurbanovo 1972 - 1981 - Researcher, Research Institute of vegetables in Hurbanovo, The current specialization / expertise: Teaching and research in the fields: Agriculture, Horticulture, Vegetables and medicinal plants production, Food quality, Quality and post-harvest technology of horticultural crops, Seeds production of vegetables, flowers, and medicinal plants. Head of the Department of Genetics and Breeding, researcher Research Institute of vegetables in Hurbanovo 1972 - 1981 - Researcher, Research Institute of vegetables in Hurbanovo, The current specialization / expertise: Teaching and research in the fields: Agriculture, Horticulture, Vegetables and medicinal plants production, Food quality, Quality and post-harvest technology of horticultural crops, Seeds production of vegetables, flowers, and medicinal plants. Postgraduate studies - Comenius University in Bratislava, Faculty of Natural Sciences, Molecular biology, genetics and breeding, 1984 - 1987 Long-term course - Comission of the EU - Phare, Extention Business Management and Marketing, 1994 – 1997.