[CHARACTERISTICS OF NATURAL ULTRAVIOLET RADIATION IN VLADIVOSTOK].
D001417:Background Radiation; D003081:Cold Climate; D006801:Humans; D012621:Seasons; D013472:Sunlight; D014586:USSR; D014466:Ultraviolet Rays; D014887:Weather
COLD CLIMATE; SEASONS; SUNLIGHT; ULTRAVIOLET RAYS; USSR; WEATHER
KHARAKTERISTIKA PRIRODNOGO UL'TRAFIOLETOVOGO IZLUCHENIIA VO VLADIVOSTOKE.