High variations in the isoprene, monoterpene and sesquiterpene emission potentials of Norway spruce
Heidi Hellén1, Arnaud P Praplan1, Simon Schallhart1, Toni Tykkä1, Steven Thomas1, Aku HElin1, Ditte Taipale2, Jaana K Back2 and Hannele Hakola1, (1)Finnish Meteorological Institute, Helsinki, Finland, (2)University of Helsinki, Helsinki, Finland
