Department of Soil Science Lomonosov Moscow State University 11999 Moscow Russia;
Research Center“Crystallography and Photonics”RAS Institute of Photonic Technologies Troitsk Moscow Russia;
Institut für Quantenoptik Leibniz Universität Hannover Welfengarten 30167 Hannover;
Laser printing; bacteria isolation; soil; unculturable microorganisms; biodiversity;