About the southern boundary of forest-steppe in Voronezh region

Literary sources and map materials of the past as combined with the field data of the article’s author provide a firm basis to adjust the boundary between forest-steppe and steppe zones in Voronezh region, announced by F.I. Milkov [20, 21]. This new point of view on the southern boundary of forest-steppe differs noticeably from the conventional and acknowledged one.