Nitrogen release in decomposition of boreal mor and peat as affected by enchytraeid worms - Lappalainen, Mari; Kukkonen, Jussi V. K.; Piirainen, Sirpa; Sarjala, Tytti; Setälä, Heikki; Koivusalo, Harri; Finér, Leena; Laurén, Ari (Boreal Environment Publishing Board, 2017)