Diversity segetal vegetation of South Ural: contribution zonal climatic factor

The results of syntaxonomic and ordination analyzes segetal vegetation communities of the Southern Urals (Bashkortostan). Revealed fitodiversity segetal vegetation, which is represented by the class Stellarietea me diae, order Sentaureetalia syan i and three unions - Scleranthion annui, Caucalidion lappulae, Lactucion tataricae. Unions represent the variation in floristic composition segetal communities on a gradient zonal-climatic factors.