Report Dispersion calculation and evaluations of effects of nitrogen deposition from Yara Porsgrunn. Gjerstad, K.I.; Wathne, B.M.; Høgåsen, T.; Aarrestad, P.A.; Reitan, O. Publication details Series: NILU OR 06/2008 Publisher: NILU Year: 2008 ISBN: 978-82-425-1946-7