The important achievements of our group for the development of Slovenia include : - field experiments in the fens of Ljubljana marsh, which demonstrated the best management practices for preservation of peat habitats and water quality and provided useful guidelines for the management plan of the future regional park. -The coupling of nitrification to denitrification was optimized on the pilot scale to remove excess nitrogen from pig slurry at the Ihan farm. - We were the first to indicate the importance and density of viruses in the bay of Piran in the Adriatic see. - We helped to resolve the problem of reoccurrence of phage infections in the pharmaceutical industry in Slovenia - Characterization of the impact of heavy metals on microbial processes in the Saleška valley, Slovenia. - Preparation of liquid inoculant formulation for soybean - Introduction of new methods to study diversity and structure of microbial communities in Slovenia