1. DISTRIBUÅ¢IA CANTITATIVÄ‚ A GRUPELOR ECOFIZIOLOGICE DE BACTERII IMPLICATE ÃŽN CIRCUITUL AZOTULUI ÃŽN LACUL DE ACUMULARE GILÄ‚U. Authors: MIHAI DRĂGAN-BULARDA, MANUELA-CLAUDIA CURTICĂPEAN.2. THE QUANTITATIVE DISTRIBUTION OF SOME ECOLOGICAL GROUPS OF BACTERIA FROM THE TARNITA DAM RESERVOIR – CLUJ COUNTY. Authors: MANUELA-CLAUDIA CURTICĂPEAN, MIHAI DRĂGAN-BULARDA.3. THE MICROBIAL DISTRIBUTION FROM WATER AND SEDIMENT OF TARNITA DAM RESERVOIR. Authors: MANUELA-CLAUDIA CURTICĂPEAN, MIHAIL DRÄ‚GAN-BULARDA.4. THE QUALITATIVE ENZYMATIC ACTIVITY OF GILAU AND TARNITA DAM RESERVOIR SEDIMENT. Authors: MANUELA-CLAUDIA CURTICĂPEAN, MIHAIL DRÄ‚GAN-BULARDA.