TY JOUR TI BIOTECHNOLOGICAL METHODS OF URBAN SOIL IMPROVEMENT FOR ULAN-UDE GREEN PLANTATION OPTIMIZATION KW green fund KW phyto-testing KW phyto-toxicity KW flower culture KW urban soils KW urban territories KW biopreparations JO Bulletin of KSAU AU Korsunova, T.M. AU Konovalova, E.V. AU Ranzhurova, A.I. AU Konovalova, V.V. PY 2013 IS PB Krasnoyarsk State Agrarian University