Аннотация:Since the beginning of the 1990s, a catastrophic reduction of cultivated lands has
taken place in Russia. The total area of abandoned agricultural land reaches more than 60
million hectares and it seemed that this tendency should have a long-term character. Since
2006–2007 the tendency of returning the fallows to the agricultural use has been observing in many Russian regions. Authors studied geographical location of arable lands in dynamics
during the crisis period (1990-2017) in order to reveal different types of areas where reargrogenesis impact is strong. Based on report materials, field research and statistical analysis we set 3 specific types of croplands dynamics: «long-term decrease», «stability», and «increase». The type of «long-term decrease» extends in Non-Black Earth Regions, unites
territories from Pskov to Sverdlovsk regions, covers Tomsk and Kemerovo regions and
stretches to Zabaykalsky Krai. The type of «stability» is placed in 29 agrarian regions: Volga region, Southern part of Western and Eastern Siberia, western part of Non-Black Earth Regions. The areas of «increase» are widespread in 22 regions of Russia where environment is favorable for agrarian activity – the Black Earth, some republics of the Caucasus, steppes of South Ural,Altai Krai, Primorye. The contemporary trends of croplands dynamics for the majority of agricultural regions of the Russian Federation are defined by combination of the regional Bioclimatic potential (BCP) and rural population.