TY JOUR TI ECOLOGICAL STATE ASSESSMENT OF PINE IN KRASNOYARSK FOREST-STEPPE URBANIZED TERRITORIES KW pine KW needle fluctuating asymmetry KW heavy metals KW chlorophyll KW carotenoids JO Bulletin of KSAU AU Skripaltshikova, L.N. AU Stasova, V.V. AU Plyashechnik, M.A. PY 2013 IS PB Krasnoyarsk State Agrarian University