Ecological Systems and Devices Annotation << Back The use of tree-planting of Southern Urals cities as biomonitors of the limestone-dolomitic aerosol Korobova N.L. The described kinds of wood plants – Canadian spruce, common spruce and common pine, can be considered as the ecological sensitive targets to presence of limy aerosol in air. The reaction of ecological targets is necessary for normalization of maximum permissible ecological loads for indeciduous components of city phytocenosis.