Search for: [Subject and Keywords = meteorological measurements] OR [Subject and Keywords = meteorological measuring station] OR [Subject and Keywords = climate observations] OR [Subject and Keywords = ground temperature] OR [Subject and Keywords = meteorologia] OR [Subject and Keywords = klimatologia] OR [Subject and Keywords = temperatura gruntu] OR [Subject and Keywords = stacja pomiarowa Kórnik] OR [Title = Wyniki pomiarów temperatury gruntu. Kwiecień 1967] OR [Creator = National Hydrological and Meteorological Institute] OR [Creator = Państwowy Instytut Hydrologiczno\-Meteorologiczny]