Average temperature for August in the South Ussuri Krai. Sources: (Populated and residential areas… 1915; Schematic map of the Iman Uyezd 1917; Schematic map of the Nikolsk-Ussuriysky Uyezd 1917; Schematic map of the Olginsky Uyezd 1917; Map of localities... 1913; Map of The Primorskaya... 1920; WorldClim, 1970-2000; Climate SSP 370S; RTM -30m; OpenStreetMap; Google Satellite; Google Road; Bing Aerial; opentopomap.ru).

 
 
  Part of: Tkachev SV, Tkacheva NN (2022) Historical censuses and a search for perspective farmland in the context of global climate change. Population and Economics 6(2): 131-143. https://doi.org/10.3897/popecon.6.e81617