The summer phytoplankton structure of ten Bulgarian waterbodies was studied by HPLC analysis marker pigments, light microscopy (LM) and PCR amplification mcyB mcyE gene sequences. aim to detect biodiversity spread toxigenic strains potential microcystin producers the important bloom-forming genus Microcystis in particular. screening done three waterbodies, where had already been found (Lakes Ez...

The article is focused on a hypothesis verification: the higher plants, microalgae and cyanobacteria may be used in bioindication of steppe ecosystem restoration dynamics after fires. On territory Askania Nova biosphere reserve (Ukraine) 4 stationary polygons were investigated: SP1 – area which had not been exposed to fire for 20 years preceding our study, as well areas where single fires occur...