1. Nadprorzhskaya Marina Alexeevna. Assistant Prof., St. Petersburg University. Department of Agrochemistry. 2. Leningrad State University (1981): Soil Science and Agrochemistry. Ph.D. (Agriculture. 2000). 3. Soil Biochemistry laboratory. Researcher. Since 2007 – head of the laboratory. 2009-2013 - Associate Professor of Soil Science and Soil Ecology department. 2013 till now - Associate Professor of Agrochemistry department. 4. Soil Science: forest and urban soils. Ecology. Mathematic models of organic matter dynamics in soils and forests. 5. Soil Science of Russia; IHSS - International Humic Substances Society. Diploma of Ministry of Education, 2010. ORCID 0000-0001-8800-074X