Institution: | a Division of Wood Science, Department of Environmental Sciences, Wageningen University, P.O. Box 342, 6700 AH Wageningen, The Netherlands b Laboratory of Organic Chemistry, Phytochemical Section, Wageningen University, Dreijenplein 8, 6708 HB Wageningen, The Netherlands c Centre Technique du Papier, Domaine Universitaire, BP 251, 38044 Grenoble Cedex 9, France |