Konyakin S. M.

The article analyzes the natural resource potential as a major component of the regional ecological network of Cherkasy region within the left-bank Dnieper. The assessment of protected areas on landscape and phytocenotic indicators was carried out for determining the structural elements of the region's ecological network research. With a view to the effective functioning of ecological network the set of geo-ecological threats and ways of their optimal solutions was defined. There was created geographical model of Cherkasy region Econet which is based on above-ground and aquatic landscape complexes

The work contains analysis of phytoindication possibilities of Dandelion medicinal, namely, physiological data as ascorbic acid and chlorophyll concentration. The conclusions were made about informative meaning of the data and possibilities of use in phytomonitoring of urban ecosystem environment.