ANALIZA α-DIVERSITĂŢII VEGETAŢIEI ERBACEE DIN MUNICIPIUL CHIŞINĂU

Petru OBUH, Nadejda GRABCO*, Constantin BULIMAGA*, Irina KOLOMIEŢ* Universitatea de Stat din Moldova *Institutul de Ecologie şi Geografi e al AŞM

Abstract

The α-index analysis of vegetation species diversity for 9 phytohores of vegetation habitats from Chisinau city has been carried out. The reduction of Q index (fl oristic resources) in 3 times and Z index (families’ number of phytohores) in 2 times for strong heavy metals polluted habitats from Chisinau city (areas Tracom and Buiucani) has been established. The Biological Purifi cation Plant area presents an exception, where negatively heavy metal effect to the vegetable species was compensated by chelating with organic substances from polluted water and mood