Institution: | 1. Plant Pathology Department, University of California at Davis, Davis CA 95616, U.S.A.;2. Equipe de Microbiologie Forestière, Centre I.N.R.A. de Nancy, F-54280 Champenoux, France;3. Laboratoire de Biologie Forestière, Université Henri Poincaré, F-54500 Vandoeuvre-Les-Nancy, France |