Biomass, nutrient and pigment content of beech (Fagus sylvatica) saplings infected with Phytophthora citricola, P. cambivora, P. pseudosyringae and P. undulata. - Fleischmann,F..; Göttlein,A..; Rodenkirchen,H..; Lütz,C..; Oßwald,W.. (Forest Pathology, 2004)