1. School of Earth Science & Engineering, Tomsk Polytechnic University, 634050 Tomsk, Russia
2. Institute of Environmental and Agricultural Biology (X-BIO), University of Tyumen, 625003 Tyumen, Russia
3. Department of Stratigraphy and Paleontology, University of Granada, 18071 Granada, Spain
4. Department of Plant Physiology and Biotechnology, Biological Institute, Tomsk State University, 634050 Tomsk, Russia