ALEXANDER TECHNOLOGICAL EDUCATIONAL INSTITUTE OF THESSALONIKI, School of Agricultural Technology, GREECE
University of South Bohemia Èeské Budìjovice, Faculty of Agriculture,CZECH REPUBLIC
SLOVAK AGRICULTURAL UNIVERSITY IN NITRA, Faculty of Agrobiology and Food Resources, SLOVAKIA
THE STATE AGRARIAN UNIVERSITY OF MOLDOVA, REPUBLIC OF MOLDOVA
TRAKIA UNIVERSITY - STARA ZAGORA, Agricultural Faculty, BULGARIA;
AFYON KOCATEPE UNIVERSITY, A.N.Sezer Campus, AFYONKARAHISAR, Turkey
UNIVERSITY COLLEGE DUBLIN, The children’s Research Centre Crumlin-Dublin, IRELAND
VÝZKUMNÝ ÚSTAV ®IVOÈIŠNÉ VÝROBY, V.V.I. (INSTITUTE OF ANIMAL SCIENCE), Praha-Uhøínìves, CZECH REPUBLIC
IOWA STATE UNIVERSITY OF SCIENCE AND TECHNOLOGY, College of Agriculture Iowa, USA