Lebedev S. V. RussiaOrenburgOrenburg State University, 3 Pobedy Prospect, Orenburg 460018 Russialsv74@list.ru Author's articles TROPHOMETABOLIC POTENTIAL OF ESENIA FETIDA SAVIGNY, 1826 (OLIGOCHATA, LUMBRICIDAE) CAUSED BY COPPER NANOPARTICLES AND COPPER OXIDE IN THE SOIL