title: Synphytosozological assessment of pasture ecosystems vegetation in south-east Ukraine
abstract: As part of the pasture vegetation of steppe ecosystems of the south-east of Ukraine we found 62 rarity formations (79% of the total number), with 338 (52%) rarity associations of dominant classification. Green Book of Ukraine includes 18 formations with 79 associations (respectively, 54% and 67% of these syntaxa of regional vegetation), and the rest of the formations and associations are rare for this region. Rare vegetation formations and their associations are listed and distributed by types o
journal: Samara Journal of Science