Effect of species and ecological conditions on ellagitannin content in oak wood from an even-aged and mixed stand of Quercus robur L. and Quercus petraea Liebl. Andrei Prida, Jean-Claude Boulet, Alexis Ducousso, Gérard Nepveu and Jean-Louis PuechAnn. For. Sci., 63 4 (2006) 415-424DOI: https://doi.org/10.1051/forest:2006021