1. THE EFFECTS OF TEMPERATURE ON GROWTH AND LIPID FATTY ACID COMPOSITION IN CYANOBACTERIUM SYNECHOCYSTIS SP. STRAIN AICB 51. Authors: VICTOR BERCEA, CRISTIAN COMAN, BOGDAN DRUGĂ, ADRIANA BICA, ANA NICOARĂ, CODRUŢA SĂLĂJEAN, AUREL MOCAN, NICOLAE DRAGOŞ.2. THE EFFECT OF DIFFERENT LIGHT INTENSITIES ON PHOTOCHEMICAL ACTIVITY IN MICROCYSTIS AERUGINOSA AICB 702 STRAIN (CYANOPHYTA). Authors: COSMIN IONEL SICORA, BOGDAN DRUGĂ, VICTOR BERCEA, ADRIANA HEGEDŰS (BICA).3. EFFECTS OF MICROAEROBIOSIS ON PHOTOSYNTHESIS IN THE CYANOBACTERIUM SYNECHOCOCCUS SP. PCC 7002. Authors: BOGDAN DRUGĂ, NICOLAE DRAGOȘ, VICTOR BERCEA, EDINA SZEKERES.4. GLOBAL WARMING PROMOTES ADAPTIVE CHANGES IN THE FRESHWATER CYANOBACTERIUM MICROCYSTIS AERUGINOSA. Authors: BOGDAN DRUGĂ, MARIA NICOARĂ.