S.J. (Rothamsted Research UK) Welham, S.A. (School of Forest Resources & Conservation University of Florida USA) Gezan, S.J. (Rothamsted Research UK) Clark, A. (Horticultural Research Ins Mead
Ivan (Associate Professor Department of Experimental Biology (Section of Microbiology) Faculty of Science at Masaryk University Brno Czech Republic) Kushkevych