Ботанико-экологическая Характеристика Залежных Сообществ Бийско-Чумышской Возвышенности (алтайский Край)

The fl ora of sod fi eld communities which are located on the Bijsko-Chumyshsky highland in steppe zone of the Altai Territory totals 169 species from 122 genus, 38 families. The leading position among the families takes: Asteraceae (33 species), Fabaceae (19 species), Poaceae (17 species). The ecological fl ora analyses shows the leading position of mesophyte (63,9%) and mesoxerophyte (26,6%). Rhizomatous plants (68 species) belong to the most numerous group. Annual and biennial plants number 28,4%. Meadow plants, especially meadow and forest plants have a leading position among phytocenotic groups. The authors reveal signifi cant participation of species anthropochore (15,9%) in composing sod fi eld communities that shows the big infl uence of anthropogenous factor on the observed vegetation.