Kuznecov Vitaliy Vladimirovich RussiaSaratovSaratov State University, 83, Astrakhanskaya Str., Saratov, 410012, Russiasenior laboratorydekanatgeol@sgu.ru Author's articles The Use of Microbial Indicators in Environmental Soil Monitoring of the City Mednogorsk The Research Results of the Physical Properties of Soil in the Village Piterka and Their Ecological Importance