Sezonnai︠a︡ zhiznʹ prirody Russkoĭ ravniny: kalendary prirody i︠u︡zhnoĭ chasti evropeĭskoĭ territorii SSSR.
Contributors: Akademii︠a︡ nauk SSSR. Geograficheskoe obshchestvo SSSR. Fenologicheskiĭ sektor.
Publisher: Nauka
Published: 1980
Place of publication: Leningrad
Language: rus
Number of pages: 112