Santruckova, HBird, MichaelElhottova, DNovak, JPicek, TSimek, MTykva, R2015-12-130095-3628http://hdl.handle.net/1885/83096The occurrence of heterotrophic CO2 fixation by soil microorganisms was tested in several mineral soils differing in pH and two artificial soils (a mixture of silica sand, alfalfa powder, and nutrient medium inoculated with a soil suspension). Soils wereKeywords: carbon dioxide; carbon fixation; heterotrophy; soil microorganism; Bacteria (microorganisms); Medicago sativa; carbon; carbon dioxide; article; bacterium; biomass; ecosystem; metabolism; microbiology; oxygen consumption; pH; Bacteria; Biomass; Carbon Diox200510.1007/s00248-004-0164-x2015-12-12