Pleshakova Ekaterina Vladimirovna RussiaSaratovSaratov State University , 83, Astrakhanskaya str., Saratov, 410012, Russia профессордоктор биологических наукplekat@yandex.ru, plecat@rambler.ru Author's articles ИНТРОДУКЦИЯ НЕФТЕОКИСЛЯЮЩИХ МИКРООРГАНИЗМОВ В ЗАГРЯЗНЁННУЮ ПОЧВУ: ПРОБЛЕМЫ И ПЕРСПЕКТИВЫ Microbiological Indication of Soil above the Underground Storage of Natural Gas Bioaccumulation of Cadmium (II) by Bacillus sp. 14 Rhizobacteria A Study of Iron-oxidizing Microorganisms for Possible Use in Biotechnology of Water Purification The use of games as a method in teaching the basics of chemical toxicology as part of the ecological education of schoolchildren