Демутация растительного покрова на залежах саратовского Заволжья

The results of long years lasting studies on fallow lands in the leftbank part of Saratov region are submitted. The floristic composition of the fallow lands has been analyzed. The phytocenotic flora analysis has been carried out and the vital plants forms and ecomorphous flora composition have been determined. Vegetation differences of different age fallows under study and the stages of their overgrowing with weeds have been revealed.