Key points are not available for this paper at this time.
Hannu Nykanen, Jukka Alm, Kristiina Lang, Jouko Silvola, Pertti J. Martikainen, Emissions of CH4, N2O and CO2 from a Virgin Fen and a Fen Drained for Grassland in Finland, Journal of Biogeography, Vol. 22, No. 2/3, Terrestrial Ecosystem Interactions with Global Change, Volume 1 (Mar. - May, 1995), pp. 351-357
Nykänen et al. (Wed,) studied this question.