"46554" . "P(QJ1210263)" . . . . "1"^^ . "9"^^ . "Spectral characterization of selected humic substances"@en . "humic substances; 13C-NMR spectroscopy"@en . . "1801-5395" . "Spectral characterization of selected humic substances"@en . "RIV/62156489:43210/14:00213098!RIV15-MZE-43210___" . "Humic substances of different origin were compared applying ultraviolet-visible spectroscopy, FTIR spectroscopy, steady-state fluorescence spectroscopy and 13C-NMR spectroscopy. Humic substances were isolated from soils, compost, lignite and lignohumate. Results showed differences in chemical composituon and humification degree." . "9" . "Soil and Water Research" . . . "RIV/62156489:43210/14:00213098" . "Enev, Vojt\u011Bch" . "Klu\u010D\u00E1kov\u00E1, Martina" . "CZ - \u010Cesk\u00E1 republika" . "43210" . . "Humic substances of different origin were compared applying ultraviolet-visible spectroscopy, FTIR spectroscopy, steady-state fluorescence spectroscopy and 13C-NMR spectroscopy. Humic substances were isolated from soils, compost, lignite and lignohumate. Results showed differences in chemical composituon and humification degree."@en . . "[D665B441A503]" . . "Liptaj, Tibor" . "Dosko\u010Dil, Leo\u0161" . "http://www.agriculturejournals.cz/publicFiles/111479.pdf" . . "Spectral characterization of selected humic substances" . . "5"^^ . "331684400002" . . . "Posp\u00ED\u0161ilov\u00E1, Lubica" . . "Spectral characterization of selected humic substances" . "1" .