Rogachaeva Svetlana Michailovna RussiaSaratov State Polytechnical University named after Gagarin Yu. A., 410054, Saratov, Polytechnical str., 77smro13@yandex.ru Author's articles Application of Solid-surface Luminescence for Determination Indicator Coefficients of Polycyclic Aromatic Hydrocarbons Assessment of Growth-Regulating Activity and Ecotoxicity of Diarylidene-Substituted Cyclohexanones