MTA Növényvédelmi Kutatóintézete

Biotechnology Research Institute, National Research Council of Canada, Montreal, Canada

Bioforsk Norwegian Institute for Agricultural and Environmental Research, Plant Health and Plant Protection Division,  (Ås, Norwegian)

Cornell University, Dept. Plant Pathology,  USA

Department of Ecology, Lund University (Lund, Sweden)

Department of Natural Resources, University of California, Berkeley 

Department of Plant Pathology, Cornell University Geneva (NY, USA)

Department of Plant Protection Biology, Swedish University of Agricultural Sciences (Alnarp, Sweden)

Department of Studies in Applied Botany, University of Mysore, Karnataka, India 

Franciszek Górski Institute of Plant Physiology, Polish Academy of Sciences (Cracow, Poland)

Julius Kühn Institut, Institute for Plant Protection in Fruit Crops and Viticulture (Dossenheim, Germany)

INRA Avignon, Plant Pathology, France

Institut of Forest Ecology (Zvolen, SK)

Institute of Lowland Forestry and Environment (Novi Sad, Yugoslavia)

Institute of Plant Pathology and Applied Zoology, Justus Liebig University, (Giessen, Germany)

Institute of Organic Chemistry, University of Hamburg (Hamburg, Germany)

Institute of Zoology (Sofia, Bulgaria)

Laboratories of Microbial Biotechnology and Environmental Microbiology, Department of Science and Technology, University of Verona (Italy)

Materials and Engineering Research Institute, Sheffield Hallam University (Sheffield, UK)

Mie University, Faculty Bioresources (Japan)

National Center for Scientific Research (France)

Natural Resources Canada, Canadian Forest Service, Pacific Forestry Centre (Victoria, BC, Canada)

Natural Research Institute, University of Greenwich (Chatham Maritime, Nagy-Britannia)

University of Applied Sciences Western Switzerland, Dept. Agronomy, Switzerland 

University Cattolica del Sacro Cuore, Faculty Agriculture (Piacenza, Italy) 

University of Kent, School of Biosciences (UK)