The soil microbiome is exposed to technogenic influence during the operation of metal structures. There are quantitative and qualitative changes in the microbiota of the technogenic ecosystem. During the study of the technogenic soil ecosystem (ferrosphere), samples of which were taken in the field (Chernihiv, Ukraine: 51°29’58”N, 31°16’09”E), the presence of corrosively active microbial cenosis was established: sulfate-reducing, denitrifying, iron-reducing (using acetate as the only electron donor, and Fe (III) as the only electron acceptor) and ammonifying bacteria. The predominant representatives of corrosively active groups of bacteria were isolated. They were identified as Bacillus simplex, Streptomyces gardneri, Streptomyces canus (ammonifying bacteria), Fictibacillus sp. (ammonifying bacteria with iron-reducing ability), Anaerotignum (Clostridium) propionicum (organic acid-producing bacteria), Desulfovibrio oryzae (sulfate-reducing bacteria) based on some microbiological, physiological and biochemical, genetic features.
Strains of heterotrophic and hemolitotrophic bacteria (individual representatives and their associations) isolated from the technogenic ecosystem can be used in both industrial and technological spheres. The interaction of isolated bacteria in the process of microbial induced corrosion is a prospect for further research.
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